Added node_modules for the updating to work properly.

68 files changed, 10767 insertions, 0 deletions

diff --git a/node_modules/mysql2/lib/auth_41.js b/node_modules/mysql2/lib/auth_41.js
new file mode 100644
index 0000000..bbdae41
--- /dev/null
+++ b/node_modules/mysql2/lib/auth_41.js
@@ -0,0 +1,113 @@
+'use strict';
+
+/*
+4.1 authentication: (http://bazaar.launchpad.net/~mysql/mysql-server/5.5/view/head:/sql/password.c)
+
+  SERVER:  public_seed=create_random_string()
+           send(public_seed)
+
+  CLIENT:  recv(public_seed)
+           hash_stage1=sha1("password")
+           hash_stage2=sha1(hash_stage1)
+           reply=xor(hash_stage1, sha1(public_seed,hash_stage2)
+
+           // this three steps are done in scramble()
+
+           send(reply)
+
+
+  SERVER:  recv(reply)
+           hash_stage1=xor(reply, sha1(public_seed,hash_stage2))
+           candidate_hash2=sha1(hash_stage1)
+           check(candidate_hash2==hash_stage2)
+
+server stores sha1(sha1(password)) ( hash_stag2)
+*/
+
+const crypto = require('crypto');
+
+function sha1(msg, msg1, msg2) {
+  const hash = crypto.createHash('sha1');
+  hash.update(msg);
+  if (msg1) {
+    hash.update(msg1);
+  }
+
+  if (msg2) {
+    hash.update(msg2);
+  }
+
+  return hash.digest();
+}
+
+function xor(a, b) {
+  if (!Buffer.isBuffer(a)) {
+    a = Buffer.from(a, 'binary');
+  }
+
+  if (!Buffer.isBuffer(b)) {
+    b = Buffer.from(b, 'binary');
+  }
+
+  const result = Buffer.allocUnsafe(a.length);
+
+  for (let i = 0; i < a.length; i++) {
+    result[i] = a[i] ^ b[i];
+  }
+  return result;
+}
+
+exports.xor = xor;
+
+function token(password, scramble1, scramble2) {
+  // TODO: use buffers (not sure why strings here)
+  if (!password) {
+    return Buffer.alloc(0);
+  }
+  const stage1 = sha1(password);
+  return exports.calculateTokenFromPasswordSha(stage1, scramble1, scramble2);
+}
+
+exports.calculateTokenFromPasswordSha = function(
+  passwordSha,
+  scramble1,
+  scramble2
+) {
+  // we use AUTH 41 here, and we need only the bytes we just need.
+  const authPluginData1 = scramble1.slice(0, 8);
+  const authPluginData2 = scramble2.slice(0, 12);
+  const stage2 = sha1(passwordSha);
+  const stage3 = sha1(authPluginData1, authPluginData2, stage2);
+  return xor(stage3, passwordSha);
+};
+
+exports.calculateToken = token;
+
+exports.verifyToken = function(publicSeed1, publicSeed2, token, doubleSha) {
+  const hashStage1 = xor(token, sha1(publicSeed1, publicSeed2, doubleSha));
+  const candidateHash2 = sha1(hashStage1);
+  return candidateHash2.compare(doubleSha) === 0;
+};
+
+exports.doubleSha1 = function(password) {
+  return sha1(sha1(password));
+};
+
+function xorRotating(a, seed) {
+  if (!Buffer.isBuffer(a)) {
+    a = Buffer.from(a, 'binary');
+  }
+
+  if (!Buffer.isBuffer(seed)) {
+    seed = Buffer.from(seed, 'binary');
+  }
+
+  const result = Buffer.allocUnsafe(a.length);
+  const seedLen = seed.length;
+
+  for (let i = 0; i < a.length; i++) {
+    result[i] = a[i] ^ seed[i % seedLen];
+  }
+  return result;
+}
+exports.xorRotating = xorRotating;
diff --git a/node_modules/mysql2/lib/auth_plugins/caching_sha2_password.js b/node_modules/mysql2/lib/auth_plugins/caching_sha2_password.js
new file mode 100644
index 0000000..50e8589
--- /dev/null
+++ b/node_modules/mysql2/lib/auth_plugins/caching_sha2_password.js
@@ -0,0 +1,103 @@
+'use strict';
+
+// https://mysqlserverteam.com/mysql-8-0-4-new-default-authentication-plugin-caching_sha2_password/
+
+const PLUGIN_NAME = 'caching_sha2_password';
+const crypto = require('crypto');
+const { xor, xorRotating } = require('../auth_41');
+
+const REQUEST_SERVER_KEY_PACKET = Buffer.from([2]);
+const FAST_AUTH_SUCCESS_PACKET = Buffer.from([3]);
+const PERFORM_FULL_AUTHENTICATION_PACKET = Buffer.from([4]);
+
+const STATE_INITIAL = 0;
+const STATE_TOKEN_SENT = 1;
+const STATE_WAIT_SERVER_KEY = 2;
+const STATE_FINAL = -1;
+
+function sha256(msg) {
+  const hash = crypto.createHash('sha256');
+  hash.update(msg, 'binary');
+  return hash.digest('binary');
+}
+
+function calculateToken(password, scramble) {
+  if (!password) {
+    return Buffer.alloc(0);
+  }
+  const stage1 = sha256(Buffer.from(password, 'utf8').toString('binary'));
+  const stage2 = sha256(stage1);
+  const stage3 = sha256(stage2 + scramble.toString('binary'));
+  return xor(stage1, stage3);
+}
+
+function encrypt(password, scramble, key) {
+  const stage1 = xorRotating(
+    Buffer.from(`${password}\0`, 'utf8').toString('binary'),
+    scramble.toString('binary')
+  );
+  return crypto.publicEncrypt(key, stage1);
+}
+
+module.exports = (pluginOptions = {}) => ({ connection }) => {
+  let state = 0;
+  let scramble = null;
+
+  const password = connection.config.password;
+
+  const authWithKey = serverKey => {
+    const _password = encrypt(password, scramble, serverKey);
+    state = STATE_FINAL;
+    return _password;
+  };
+
+  return data => {
+    switch (state) {
+      case STATE_INITIAL:
+        scramble = data.slice(0, 20);
+        state = STATE_TOKEN_SENT;
+        return calculateToken(password, scramble);
+
+      case STATE_TOKEN_SENT:
+        if (FAST_AUTH_SUCCESS_PACKET.equals(data)) {
+          state = STATE_FINAL;
+          return null;
+        }
+
+        if (PERFORM_FULL_AUTHENTICATION_PACKET.equals(data)) {
+          const isSecureConnection =
+            typeof pluginOptions.overrideIsSecure === 'undefined'
+              ? connection.config.ssl || connection.config.socketPath
+              : pluginOptions.overrideIsSecure;
+          if (isSecureConnection) {
+            state = STATE_FINAL;
+            return Buffer.from(`${password}\0`, 'utf8');
+          }
+
+          // if client provides key we can save one extra roundrip on first connection
+          if (pluginOptions.serverPublicKey) {
+            return authWithKey(pluginOptions.serverPublicKey);
+          }
+
+          state = STATE_WAIT_SERVER_KEY;
+          return REQUEST_SERVER_KEY_PACKET;
+        }
+        throw new Error(
+          `Invalid AuthMoreData packet received by ${PLUGIN_NAME} plugin in STATE_TOKEN_SENT state.`
+        );
+      case STATE_WAIT_SERVER_KEY:
+        if (pluginOptions.onServerPublicKey) {
+          pluginOptions.onServerPublicKey(data);
+        }
+        return authWithKey(data);
+      case STATE_FINAL:
+        throw new Error(
+          `Unexpected data in AuthMoreData packet received by ${PLUGIN_NAME} plugin in STATE_FINAL state.`
+        );
+    }
+
+    throw new Error(
+      `Unexpected data in AuthMoreData packet received by ${PLUGIN_NAME} plugin in state ${state}`
+    );
+  };
+};
diff --git a/node_modules/mysql2/lib/auth_plugins/caching_sha2_password.md b/node_modules/mysql2/lib/auth_plugins/caching_sha2_password.md
new file mode 100644
index 0000000..8560e26
--- /dev/null
+++ b/node_modules/mysql2/lib/auth_plugins/caching_sha2_password.md
@@ -0,0 +1,18 @@
+##
+
+https://mysqlserverteam.com/mysql-8-0-4-new-default-authentication-plugin-caching_sha2_password/
+
+```js
+const mysql = require('mysql');
+mysql.createConnection({
+  authPlugins: {
+    caching_sha2_password: mysql.authPlugins.caching_sha2_password({
+      onServerPublikKey: function(key) {
+        console.log(key);
+      },
+      serverPublicKey: 'xxxyyy',
+      overrideIsSecure: true //
+    })
+  }
+});
+```
diff --git a/node_modules/mysql2/lib/auth_plugins/index.js b/node_modules/mysql2/lib/auth_plugins/index.js
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/node_modules/mysql2/lib/auth_plugins/index.js
diff --git a/node_modules/mysql2/lib/auth_plugins/mysql_native_password.js b/node_modules/mysql2/lib/auth_plugins/mysql_native_password.js
new file mode 100644
index 0000000..83d2618
--- /dev/null
+++ b/node_modules/mysql2/lib/auth_plugins/mysql_native_password.js
@@ -0,0 +1,32 @@
+'use strict';
+
+//const PLUGIN_NAME = 'mysql_native_password';
+const auth41 = require('../auth_41.js');
+
+module.exports = pluginOptions => ({ connection, command }) => {
+  const password =
+    command.password || pluginOptions.password || connection.config.password;
+  const passwordSha1 =
+    command.passwordSha1 ||
+    pluginOptions.passwordSha1 ||
+    connection.config.passwordSha1;
+  return data => {
+    const authPluginData1 = data.slice(0, 8);
+    const authPluginData2 = data.slice(8, 20);
+    let authToken;
+    if (passwordSha1) {
+      authToken = auth41.calculateTokenFromPasswordSha(
+        passwordSha1,
+        authPluginData1,
+        authPluginData2
+      );
+    } else {
+      authToken = auth41.calculateToken(
+        password,
+        authPluginData1,
+        authPluginData2
+      );
+    }
+    return authToken;
+  };
+};
diff --git a/node_modules/mysql2/lib/auth_plugins/sha256_password.js b/node_modules/mysql2/lib/auth_plugins/sha256_password.js
new file mode 100644
index 0000000..08a41bb
--- /dev/null
+++ b/node_modules/mysql2/lib/auth_plugins/sha256_password.js
@@ -0,0 +1,60 @@
+'use strict';
+
+const PLUGIN_NAME = 'sha256_password';
+const crypto = require('crypto');
+const { xor } = require('../auth_41');
+
+const REQUEST_SERVER_KEY_PACKET = Buffer.from([1]);
+
+const STATE_INITIAL = 0;
+const STATE_WAIT_SERVER_KEY = 1;
+const STATE_FINAL = -1;
+
+function encrypt(password, scramble, key) {
+  const stage1 = xor(
+    Buffer.from(`${password}\0`, 'utf8').toString('binary'),
+    scramble.toString('binary')
+  );
+  return crypto.publicEncrypt(key, stage1);
+}
+
+module.exports = (pluginOptions = {}) => ({ connection }) => {
+  let state = 0;
+  let scramble = null;
+
+  const password = connection.config.password;
+
+  const authWithKey = serverKey => {
+    const _password = encrypt(password, scramble, serverKey);
+    state = STATE_FINAL;
+    return _password;
+  };
+
+  return data => {
+    switch (state) {
+      case STATE_INITIAL:
+        scramble = data.slice(0, 20);
+        // if client provides key we can save one extra roundrip on first connection
+        if (pluginOptions.serverPublicKey) {
+          return authWithKey(pluginOptions.serverPublicKey);
+        }
+
+        state = STATE_WAIT_SERVER_KEY;
+        return REQUEST_SERVER_KEY_PACKET;
+
+      case STATE_WAIT_SERVER_KEY:
+        if (pluginOptions.onServerPublicKey) {
+          pluginOptions.onServerPublicKey(data);
+        }
+        return authWithKey(data);
+      case STATE_FINAL:
+        throw new Error(
+          `Unexpected data in AuthMoreData packet received by ${PLUGIN_NAME} plugin in STATE_FINAL state.`
+        );
+    }
+
+    throw new Error(
+      `Unexpected data in AuthMoreData packet received by ${PLUGIN_NAME} plugin in state ${state}`
+    );
+  };
+};
diff --git a/node_modules/mysql2/lib/commands/auth_switch.js b/node_modules/mysql2/lib/commands/auth_switch.js
new file mode 100644
index 0000000..9e0b527
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/auth_switch.js
@@ -0,0 +1,106 @@
+// This file was modified by Oracle on July 5, 2021.
+// Errors generated by asynchronous authentication plugins are now being
+// handled and subsequently emitted at the command level.
+// Modifications copyright (c) 2021, Oracle and/or its affiliates.
+
+'use strict';
+
+const Packets = require('../packets/index.js');
+const sha256_password = require('../auth_plugins/sha256_password');
+const caching_sha2_password = require('../auth_plugins/caching_sha2_password.js');
+const mysql_native_password = require('../auth_plugins/mysql_native_password.js');
+
+const standardAuthPlugins = {
+  sha256_password: sha256_password({}),
+  caching_sha2_password: caching_sha2_password({}),
+  mysql_native_password: mysql_native_password({})
+};
+
+function warnLegacyAuthSwitch() {
+  console.warn(
+    'WARNING! authSwitchHandler api is deprecated, please use new authPlugins api'
+  );
+}
+
+function authSwitchPluginError(error, command) {
+  // Authentication errors are fatal
+  error.code = 'AUTH_SWITCH_PLUGIN_ERROR';
+  error.fatal = true;
+
+  command.emit('error', error);
+}
+
+function authSwitchRequest(packet, connection, command) {
+  const { pluginName, pluginData } = Packets.AuthSwitchRequest.fromPacket(
+    packet
+  );
+  let authPlugin =
+    connection.config.authPlugins && connection.config.authPlugins[pluginName];
+
+  // legacy plugin api don't allow to override mysql_native_password
+  // if pluginName is mysql_native_password it's using standard auth4.1 auth
+  if (
+    connection.config.authSwitchHandler &&
+    pluginName !== 'mysql_native_password'
+  ) {
+    const legacySwitchHandler = connection.config.authSwitchHandler;
+    warnLegacyAuthSwitch();
+    legacySwitchHandler({ pluginName, pluginData }, (err, data) => {
+      if (err) {
+        return authSwitchPluginError(err, command);
+      }
+      connection.writePacket(new Packets.AuthSwitchResponse(data).toPacket());
+    });
+    return;
+  }
+  if (!authPlugin) {
+    authPlugin = standardAuthPlugins[pluginName];
+  }
+  if (!authPlugin) {
+    throw new Error(
+      `Server requests authentication using unknown plugin ${pluginName}. See ${'TODO: add plugins doco here'} on how to configure or author authentication plugins.`
+    );
+  }
+  connection._authPlugin = authPlugin({ connection, command });
+  Promise.resolve(connection._authPlugin(pluginData)).then(data => {
+    if (data) {
+      connection.writePacket(new Packets.AuthSwitchResponse(data).toPacket());
+    }
+  }).catch(err => {
+    authSwitchPluginError(err, command);
+  });
+}
+
+function authSwitchRequestMoreData(packet, connection, command) {
+  const { data } = Packets.AuthSwitchRequestMoreData.fromPacket(packet);
+
+  if (connection.config.authSwitchHandler) {
+    const legacySwitchHandler = connection.config.authSwitchHandler;
+    warnLegacyAuthSwitch();
+    legacySwitchHandler({ pluginData: data }, (err, data) => {
+      if (err) {
+        return authSwitchPluginError(err, command);
+      }
+      connection.writePacket(new Packets.AuthSwitchResponse(data).toPacket());
+    });
+    return;
+  }
+
+  if (!connection._authPlugin) {
+    throw new Error(
+      'AuthPluginMoreData received but no auth plugin instance found'
+    );
+  }
+  Promise.resolve(connection._authPlugin(data)).then(data => {
+    if (data) {
+      connection.writePacket(new Packets.AuthSwitchResponse(data).toPacket());
+    }
+  }).catch(err => {
+    authSwitchPluginError(err, command);
+  });
+}
+
+module.exports = {
+  authSwitchRequest,
+  authSwitchRequestMoreData
+};
diff --git a/node_modules/mysql2/lib/commands/binlog_dump.js b/node_modules/mysql2/lib/commands/binlog_dump.js
new file mode 100644
index 0000000..be00031
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/binlog_dump.js
@@ -0,0 +1,109 @@
+'use strict';
+
+const Command = require('./command');
+const Packets = require('../packets');
+
+const eventParsers = [];
+
+class BinlogEventHeader {
+  constructor(packet) {
+    this.timestamp = packet.readInt32();
+    this.eventType = packet.readInt8();
+    this.serverId = packet.readInt32();
+    this.eventSize = packet.readInt32();
+    this.logPos = packet.readInt32();
+    this.flags = packet.readInt16();
+  }
+}
+
+class BinlogDump extends Command {
+  constructor(opts) {
+    super();
+    // this.onResult = callback;
+    this.opts = opts;
+  }
+
+  start(packet, connection) {
+    const newPacket = new Packets.BinlogDump(this.opts);
+    connection.writePacket(newPacket.toPacket(1));
+    return BinlogDump.prototype.binlogData;
+  }
+
+  binlogData(packet) {
+    // ok - continue consuming events
+    // error - error
+    // eof - end of binlog
+    if (packet.isEOF()) {
+      this.emit('eof');
+      return null;
+    }
+    // binlog event header
+    packet.readInt8();
+    const header = new BinlogEventHeader(packet);
+    const EventParser = eventParsers[header.eventType];
+    let event;
+    if (EventParser) {
+      event = new EventParser(packet);
+    } else {
+      event = {
+        name: 'UNKNOWN'
+      };
+    }
+    event.header = header;
+    this.emit('event', event);
+    return BinlogDump.prototype.binlogData;
+  }
+}
+
+class RotateEvent {
+  constructor(packet) {
+    this.pposition = packet.readInt32();
+    // TODO: read uint64 here
+    packet.readInt32(); // positionDword2
+    this.nextBinlog = packet.readString();
+    this.name = 'RotateEvent';
+  }
+}
+
+class FormatDescriptionEvent {
+  constructor(packet) {
+    this.binlogVersion = packet.readInt16();
+    this.serverVersion = packet.readString(50).replace(/\u0000.*/, ''); // eslint-disable-line no-control-regex
+    this.createTimestamp = packet.readInt32();
+    this.eventHeaderLength = packet.readInt8(); // should be 19
+    this.eventsLength = packet.readBuffer();
+    this.name = 'FormatDescriptionEvent';
+  }
+}
+
+class QueryEvent {
+  constructor(packet) {
+    const parseStatusVars = require('../packets/binlog_query_statusvars.js');
+    this.slaveProxyId = packet.readInt32();
+    this.executionTime = packet.readInt32();
+    const schemaLength = packet.readInt8();
+    this.errorCode = packet.readInt16();
+    const statusVarsLength = packet.readInt16();
+    const statusVars = packet.readBuffer(statusVarsLength);
+    this.schema = packet.readString(schemaLength);
+    packet.readInt8(); // should be zero
+    this.statusVars = parseStatusVars(statusVars);
+    this.query = packet.readString();
+    this.name = 'QueryEvent';
+  }
+}
+
+class XidEvent {
+  constructor(packet) {
+    this.binlogVersion = packet.readInt16();
+    this.xid = packet.readInt64();
+    this.name = 'XidEvent';
+  }
+}
+
+eventParsers[2] = QueryEvent;
+eventParsers[4] = RotateEvent;
+eventParsers[15] = FormatDescriptionEvent;
+eventParsers[16] = XidEvent;
+
+module.exports = BinlogDump;
diff --git a/node_modules/mysql2/lib/commands/change_user.js b/node_modules/mysql2/lib/commands/change_user.js
new file mode 100644
index 0000000..e2b2a09
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/change_user.js
@@ -0,0 +1,47 @@
+'use strict';
+
+const Command = require('./command.js');
+const Packets = require('../packets/index.js');
+const ClientHandshake = require('./client_handshake.js');
+const CharsetToEncoding = require('../constants/charset_encodings.js');
+
+class ChangeUser extends Command {
+  constructor(options, callback) {
+    super();
+    this.onResult = callback;
+    this.user = options.user;
+    this.password = options.password;
+    this.database = options.database;
+    this.passwordSha1 = options.passwordSha1;
+    this.charsetNumber = options.charsetNumber;
+    this.currentConfig = options.currentConfig;
+  }
+  start(packet, connection) {
+    const newPacket = new Packets.ChangeUser({
+      flags: connection.config.clientFlags,
+      user: this.user,
+      database: this.database,
+      charsetNumber: this.charsetNumber,
+      password: this.password,
+      passwordSha1: this.passwordSha1,
+      authPluginData1: connection._handshakePacket.authPluginData1,
+      authPluginData2: connection._handshakePacket.authPluginData2
+    });
+    this.currentConfig.user = this.user;
+    this.currentConfig.password = this.password;
+    this.currentConfig.database = this.database;
+    this.currentConfig.charsetNumber = this.charsetNumber;
+    connection.clientEncoding = CharsetToEncoding[this.charsetNumber];
+    // reset prepared statements cache as all statements become invalid after changeUser
+    connection._statements.reset();
+    connection.writePacket(newPacket.toPacket());
+    return ChangeUser.prototype.handshakeResult;
+  }
+}
+
+ChangeUser.prototype.handshakeResult =
+  ClientHandshake.prototype.handshakeResult;
+ChangeUser.prototype.calculateNativePasswordAuthToken =
+  ClientHandshake.prototype.calculateNativePasswordAuthToken;
+
+module.exports = ChangeUser;
diff --git a/node_modules/mysql2/lib/commands/client_handshake.js b/node_modules/mysql2/lib/commands/client_handshake.js
new file mode 100644
index 0000000..c5e5de0
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/client_handshake.js
@@ -0,0 +1,200 @@
+// This file was modified by Oracle on June 17, 2021.
+// Handshake errors are now maked as fatal and the corresponding events are
+// emitted in the command instance itself.
+// Modifications copyright (c) 2021, Oracle and/or its affiliates.
+
+'use strict';
+
+const Command = require('./command.js');
+const Packets = require('../packets/index.js');
+const ClientConstants = require('../constants/client.js');
+const CharsetToEncoding = require('../constants/charset_encodings.js');
+const auth41 = require('../auth_41.js');
+
+function flagNames(flags) {
+  const res = [];
+  for (const c in ClientConstants) {
+    if (flags & ClientConstants[c]) {
+      res.push(c.replace(/_/g, ' ').toLowerCase());
+    }
+  }
+  return res;
+}
+
+class ClientHandshake extends Command {
+  constructor(clientFlags) {
+    super();
+    this.handshake = null;
+    this.clientFlags = clientFlags;
+  }
+
+  start() {
+    return ClientHandshake.prototype.handshakeInit;
+  }
+
+  sendSSLRequest(connection) {
+    const sslRequest = new Packets.SSLRequest(
+      this.clientFlags,
+      connection.config.charsetNumber
+    );
+    connection.writePacket(sslRequest.toPacket());
+  }
+
+  sendCredentials(connection) {
+    if (connection.config.debug) {
+      // eslint-disable-next-line
+      console.log(
+        'Sending handshake packet: flags:%d=(%s)',
+        this.clientFlags,
+        flagNames(this.clientFlags).join(', ')
+      );
+    }
+    this.user = connection.config.user;
+    this.password = connection.config.password;
+    this.passwordSha1 = connection.config.passwordSha1;
+    this.database = connection.config.database;
+    this.autPluginName = this.handshake.autPluginName;
+    const handshakeResponse = new Packets.HandshakeResponse({
+      flags: this.clientFlags,
+      user: this.user,
+      database: this.database,
+      password: this.password,
+      passwordSha1: this.passwordSha1,
+      charsetNumber: connection.config.charsetNumber,
+      authPluginData1: this.handshake.authPluginData1,
+      authPluginData2: this.handshake.authPluginData2,
+      compress: connection.config.compress,
+      connectAttributes: connection.config.connectAttributes
+    });
+    connection.writePacket(handshakeResponse.toPacket());
+  }
+
+  calculateNativePasswordAuthToken(authPluginData) {
+    // TODO: dont split into authPluginData1 and authPluginData2, instead join when 1 & 2 received
+    const authPluginData1 = authPluginData.slice(0, 8);
+    const authPluginData2 = authPluginData.slice(8, 20);
+    let authToken;
+    if (this.passwordSha1) {
+      authToken = auth41.calculateTokenFromPasswordSha(
+        this.passwordSha1,
+        authPluginData1,
+        authPluginData2
+      );
+    } else {
+      authToken = auth41.calculateToken(
+        this.password,
+        authPluginData1,
+        authPluginData2
+      );
+    }
+    return authToken;
+  }
+
+  handshakeInit(helloPacket, connection) {
+    this.on('error', e => {
+      connection._fatalError = e;
+      connection._protocolError = e;
+    });
+    this.handshake = Packets.Handshake.fromPacket(helloPacket);
+    if (connection.config.debug) {
+      // eslint-disable-next-line
+      console.log(
+        'Server hello packet: capability flags:%d=(%s)',
+        this.handshake.capabilityFlags,
+        flagNames(this.handshake.capabilityFlags).join(', ')
+      );
+    }
+    connection.serverCapabilityFlags = this.handshake.capabilityFlags;
+    connection.serverEncoding = CharsetToEncoding[this.handshake.characterSet];
+    connection.connectionId = this.handshake.connectionId;
+    const serverSSLSupport =
+      this.handshake.capabilityFlags & ClientConstants.SSL;
+    // use compression only if requested by client and supported by server
+    connection.config.compress =
+      connection.config.compress &&
+      this.handshake.capabilityFlags & ClientConstants.COMPRESS;
+    this.clientFlags = this.clientFlags | connection.config.compress;
+    if (connection.config.ssl) {
+      // client requires SSL but server does not support it
+      if (!serverSSLSupport) {
+        const err = new Error('Server does not support secure connnection');
+        err.code = 'HANDSHAKE_NO_SSL_SUPPORT';
+        err.fatal = true;
+        this.emit('error', err);
+        return false;
+      }
+      // send ssl upgrade request and immediately upgrade connection to secure
+      this.clientFlags |= ClientConstants.SSL;
+      this.sendSSLRequest(connection);
+      connection.startTLS(err => {
+        // after connection is secure
+        if (err) {
+          // SSL negotiation error are fatal
+          err.code = 'HANDSHAKE_SSL_ERROR';
+          err.fatal = true;
+          this.emit('error', err);
+          return;
+        }
+        // rest of communication is encrypted
+        this.sendCredentials(connection);
+      });
+    } else {
+      this.sendCredentials(connection);
+    }
+    return ClientHandshake.prototype.handshakeResult;
+  }
+
+  handshakeResult(packet, connection) {
+    const marker = packet.peekByte();
+    if (marker === 0xfe || marker === 1) {
+      const authSwitch = require('./auth_switch');
+      try {
+        if (marker === 1) {
+          authSwitch.authSwitchRequestMoreData(packet, connection, this);
+        } else {
+          authSwitch.authSwitchRequest(packet, connection, this);
+        }
+        return ClientHandshake.prototype.handshakeResult;
+      } catch (err) {
+        // Authentication errors are fatal
+        err.code = 'AUTH_SWITCH_PLUGIN_ERROR';
+        err.fatal = true;
+
+        if (this.onResult) {
+          this.onResult(err);
+        } else {
+          this.emit('error', err);
+        }
+        return null;
+      }
+    }
+    if (marker !== 0) {
+      const err = new Error('Unexpected packet during handshake phase');
+      // Unknown handshake errors are fatal
+      err.code = 'HANDSHAKE_UNKNOWN_ERROR';
+      err.fatal = true;
+
+      if (this.onResult) {
+        this.onResult(err);
+      } else {
+        this.emit('error', err);
+      }
+      return null;
+    }
+    // this should be called from ClientHandshake command only
+    // and skipped when called from ChangeUser command
+    if (!connection.authorized) {
+      connection.authorized = true;
+      if (connection.config.compress) {
+        const enableCompression = require('../compressed_protocol.js')
+          .enableCompression;
+        enableCompression(connection);
+      }
+    }
+    if (this.onResult) {
+      this.onResult(null);
+    }
+    return null;
+  }
+}
+module.exports = ClientHandshake;
diff --git a/node_modules/mysql2/lib/commands/close_statement.js b/node_modules/mysql2/lib/commands/close_statement.js
new file mode 100644
index 0000000..15919c1
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/close_statement.js
@@ -0,0 +1,18 @@
+'use strict';
+
+const Command = require('./command');
+const Packets = require('../packets/index.js');
+
+class CloseStatement extends Command {
+  constructor(id) {
+    super();
+    this.id = id;
+  }
+
+  start(packet, connection) {
+    connection.writePacket(new Packets.CloseStatement(this.id).toPacket(1));
+    return null;
+  }
+}
+
+module.exports = CloseStatement;
diff --git a/node_modules/mysql2/lib/commands/command.js b/node_modules/mysql2/lib/commands/command.js
new file mode 100644
index 0000000..659086f
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/command.js
@@ -0,0 +1,55 @@
+'use strict';
+
+const EventEmitter = require('events').EventEmitter;
+const Timers = require('timers');
+
+class Command extends EventEmitter {
+  constructor() {
+    super();
+    this.next = null;
+  }
+
+  // slow. debug only
+  stateName() {
+    const state = this.next;
+    for (const i in this) {
+      if (this[i] === state && i !== 'next') {
+        return i;
+      }
+    }
+    return 'unknown name';
+  }
+
+  execute(packet, connection) {
+    if (!this.next) {
+      this.next = this.start;
+      connection._resetSequenceId();
+    }
+    if (packet && packet.isError()) {
+      const err = packet.asError(connection.clientEncoding);
+      err.sql = this.sql || this.query;
+      if (this.queryTimeout) {
+        Timers.clearTimeout(this.queryTimeout);
+        this.queryTimeout = null;
+      }
+      if (this.onResult) {
+        this.onResult(err);
+        this.emit('end');
+      } else {
+        this.emit('error', err);
+        this.emit('end');
+      }
+      return true;
+    }
+    // TODO: don't return anything from execute, it's ugly and error-prone. Listen for 'end' event in connection
+    this.next = this.next(packet, connection);
+    if (this.next) {
+      return false;
+    } 
+    this.emit('end');
+    return true;
+    
+  }
+}
+
+module.exports = Command;
diff --git a/node_modules/mysql2/lib/commands/execute.js b/node_modules/mysql2/lib/commands/execute.js
new file mode 100644
index 0000000..8ab7304
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/execute.js
@@ -0,0 +1,107 @@
+'use strict';
+
+const Command = require('./command.js');
+const Query = require('./query.js');
+const Packets = require('../packets/index.js');
+
+const getBinaryParser = require('../parsers/binary_parser.js');
+
+class Execute extends Command {
+  constructor(options, callback) {
+    super();
+    this.statement = options.statement;
+    this.sql = options.sql;
+    this.values = options.values;
+    this.onResult = callback;
+    this.parameters = options.values;
+    this.insertId = 0;
+    this.timeout = options.timeout;
+    this.queryTimeout = null;
+    this._rows = [];
+    this._fields = [];
+    this._result = [];
+    this._fieldCount = 0;
+    this._rowParser = null;
+    this._executeOptions = options;
+    this._resultIndex = 0;
+    this._localStream = null;
+    this._unpipeStream = function() {};
+    this._streamFactory = options.infileStreamFactory;
+    this._connection = null;
+  }
+
+  buildParserFromFields(fields, connection) {
+    return getBinaryParser(fields, this.options, connection.config);
+  }
+
+  start(packet, connection) {
+    this._connection = connection;
+    this.options = Object.assign({}, connection.config, this._executeOptions);
+    this._setTimeout();
+    const executePacket = new Packets.Execute(
+      this.statement.id,
+      this.parameters,
+      connection.config.charsetNumber,
+      connection.config.timezone
+    );
+    //For reasons why this try-catch is here, please see
+    // https://github.com/sidorares/node-mysql2/pull/689
+    //For additional discussion, see
+    // 1. https://github.com/sidorares/node-mysql2/issues/493
+    // 2. https://github.com/sidorares/node-mysql2/issues/187
+    // 3. https://github.com/sidorares/node-mysql2/issues/480
+    try {
+      connection.writePacket(executePacket.toPacket(1));
+    } catch (error) {
+      this.onResult(error);
+    }
+    return Execute.prototype.resultsetHeader;
+  }
+
+  readField(packet, connection) {
+    let fields;
+    // disabling for now, but would be great to find reliable way to parse fields only once
+    // fields reported by prepare can be empty at all or just incorrect - see #169
+    //
+    // perfomance optimisation: if we already have this field parsed in statement header, use one from header
+    // const field = this.statement.columns.length == this._fieldCount ?
+    //  this.statement.columns[this._receivedFieldsCount] : new Packets.ColumnDefinition(packet);
+    const field = new Packets.ColumnDefinition(
+      packet,
+      connection.clientEncoding
+    );
+    this._receivedFieldsCount++;
+    this._fields[this._resultIndex].push(field);
+    if (this._receivedFieldsCount === this._fieldCount) {
+      fields = this._fields[this._resultIndex];
+      this.emit('fields', fields, this._resultIndex);
+      return Execute.prototype.fieldsEOF;
+    }
+    return Execute.prototype.readField;
+  }
+
+  fieldsEOF(packet, connection) {
+    // check EOF
+    if (!packet.isEOF()) {
+      return connection.protocolError('Expected EOF packet');
+    }
+    this._rowParser = new (this.buildParserFromFields(
+      this._fields[this._resultIndex],
+      connection
+    ))();
+    return Execute.prototype.row;
+  }
+}
+
+Execute.prototype.done = Query.prototype.done;
+Execute.prototype.doneInsert = Query.prototype.doneInsert;
+Execute.prototype.resultsetHeader = Query.prototype.resultsetHeader;
+Execute.prototype._findOrCreateReadStream =
+  Query.prototype._findOrCreateReadStream;
+Execute.prototype._streamLocalInfile = Query.prototype._streamLocalInfile;
+Execute.prototype._setTimeout = Query.prototype._setTimeout;
+Execute.prototype._handleTimeoutError = Query.prototype._handleTimeoutError;
+Execute.prototype.row = Query.prototype.row;
+Execute.prototype.stream = Query.prototype.stream;
+
+module.exports = Execute;
diff --git a/node_modules/mysql2/lib/commands/index.js b/node_modules/mysql2/lib/commands/index.js
new file mode 100644
index 0000000..74a32ae
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/index.js
@@ -0,0 +1,27 @@
+'use strict';
+
+const ClientHandshake = require('./client_handshake.js');
+const ServerHandshake = require('./server_handshake.js');
+const Query = require('./query.js');
+const Prepare = require('./prepare.js');
+const CloseStatement = require('./close_statement.js');
+const Execute = require('./execute.js');
+const Ping = require('./ping.js');
+const RegisterSlave = require('./register_slave.js');
+const BinlogDump = require('./binlog_dump.js');
+const ChangeUser = require('./change_user.js');
+const Quit = require('./quit.js');
+
+module.exports = {
+  ClientHandshake,
+  ServerHandshake,
+  Query,
+  Prepare,
+  CloseStatement,
+  Execute,
+  Ping,
+  RegisterSlave,
+  BinlogDump,
+  ChangeUser,
+  Quit
+};
diff --git a/node_modules/mysql2/lib/commands/ping.js b/node_modules/mysql2/lib/commands/ping.js
new file mode 100644
index 0000000..dc820ef
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/ping.js
@@ -0,0 +1,36 @@
+'use strict';
+
+const Command = require('./command');
+const CommandCode = require('../constants/commands');
+const Packet = require('../packets/packet');
+
+// TODO: time statistics?
+// usefull for queue size and network latency monitoring
+// store created,sent,reply timestamps
+class Ping extends Command {
+  constructor(callback) {
+    super();
+    this.onResult = callback;
+  }
+
+  start(packet, connection) {
+    const ping = new Packet(
+      0,
+      Buffer.from([1, 0, 0, 0, CommandCode.PING]),
+      0,
+      5
+    );
+    connection.writePacket(ping);
+    return Ping.prototype.pingResponse;
+  }
+
+  pingResponse() {
+    // TODO: check it's OK packet. error check already done in caller
+    if (this.onResult) {
+      process.nextTick(this.onResult.bind(this));
+    }
+    return null;
+  }
+}
+
+module.exports = Ping;
diff --git a/node_modules/mysql2/lib/commands/prepare.js b/node_modules/mysql2/lib/commands/prepare.js
new file mode 100644
index 0000000..49608b3
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/prepare.js
@@ -0,0 +1,130 @@
+'use strict';
+
+const Packets = require('../packets/index.js');
+const Command = require('./command.js');
+const CloseStatement = require('./close_statement.js');
+const Execute = require('./execute.js');
+
+class PreparedStatementInfo {
+  constructor(query, id, columns, parameters, connection) {
+    this.query = query;
+    this.id = id;
+    this.columns = columns;
+    this.parameters = parameters;
+    this.rowParser = null;
+    this._connection = connection;
+  }
+
+  close() {
+    return this._connection.addCommand(new CloseStatement(this.id));
+  }
+
+  execute(parameters, callback) {
+    if (typeof parameters === 'function') {
+      callback = parameters;
+      parameters = [];
+    }
+    return this._connection.addCommand(
+      new Execute({ statement: this, values: parameters }, callback)
+    );
+  }
+}
+
+class Prepare extends Command {
+  constructor(options, callback) {
+    super();
+    this.query = options.sql;
+    this.onResult = callback;
+    this.id = 0;
+    this.fieldCount = 0;
+    this.parameterCount = 0;
+    this.fields = [];
+    this.parameterDefinitions = [];
+    this.options = options;
+  }
+
+  start(packet, connection) {
+    const Connection = connection.constructor;
+    this.key = Connection.statementKey(this.options);
+    const statement = connection._statements.get(this.key);
+    if (statement) {
+      if (this.onResult) {
+        this.onResult(null, statement);
+      }
+      return null;
+    }
+    const cmdPacket = new Packets.PrepareStatement(
+      this.query,
+      connection.config.charsetNumber
+    );
+    connection.writePacket(cmdPacket.toPacket(1));
+    return Prepare.prototype.prepareHeader;
+  }
+
+  prepareHeader(packet, connection) {
+    const header = new Packets.PreparedStatementHeader(packet);
+    this.id = header.id;
+    this.fieldCount = header.fieldCount;
+    this.parameterCount = header.parameterCount;
+    if (this.parameterCount > 0) {
+      return Prepare.prototype.readParameter;
+    } if (this.fieldCount > 0) {
+      return Prepare.prototype.readField;
+    } 
+    return this.prepareDone(connection);
+    
+  }
+
+  readParameter(packet, connection) {
+    const def = new Packets.ColumnDefinition(packet, connection.clientEncoding);
+    this.parameterDefinitions.push(def);
+    if (this.parameterDefinitions.length === this.parameterCount) {
+      return Prepare.prototype.parametersEOF;
+    }
+    return this.readParameter;
+  }
+
+  readField(packet, connection) {
+    const def = new Packets.ColumnDefinition(packet, connection.clientEncoding);
+    this.fields.push(def);
+    if (this.fields.length === this.fieldCount) {
+      return Prepare.prototype.fieldsEOF;
+    }
+    return Prepare.prototype.readField;
+  }
+
+  parametersEOF(packet, connection) {
+    if (!packet.isEOF()) {
+      return connection.protocolError('Expected EOF packet after parameters');
+    }
+    if (this.fieldCount > 0) {
+      return Prepare.prototype.readField;
+    } 
+    return this.prepareDone(connection);
+    
+  }
+
+  fieldsEOF(packet, connection) {
+    if (!packet.isEOF()) {
+      return connection.protocolError('Expected EOF packet after fields');
+    }
+    return this.prepareDone(connection);
+  }
+
+  prepareDone(connection) {
+    const statement = new PreparedStatementInfo(
+      this.query,
+      this.id,
+      this.fields,
+      this.parameterDefinitions,
+      connection
+    );
+    connection._statements.set(this.key, statement);
+    if (this.onResult) {
+      this.onResult(null, statement);
+    }
+    return null;
+  }
+}
+
+module.exports = Prepare;
diff --git a/node_modules/mysql2/lib/commands/query.js b/node_modules/mysql2/lib/commands/query.js
new file mode 100644
index 0000000..e51da3c
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/query.js
@@ -0,0 +1,321 @@
+'use strict';
+
+const process = require('process');
+const Timers = require('timers');
+
+const Readable = require('stream').Readable;
+
+const Command = require('./command.js');
+const Packets = require('../packets/index.js');
+const getTextParser = require('../parsers/text_parser.js');
+const ServerStatus = require('../constants/server_status.js');
+
+const EmptyPacket = new Packets.Packet(0, Buffer.allocUnsafe(4), 0, 4);
+
+// http://dev.mysql.com/doc/internals/en/com-query.html
+class Query extends Command {
+  constructor(options, callback) {
+    super();
+    this.sql = options.sql;
+    this.values = options.values;
+    this._queryOptions = options;
+    this.namedPlaceholders = options.namedPlaceholders || false;
+    this.onResult = callback;
+    this.timeout = options.timeout;
+    this.queryTimeout = null;
+    this._fieldCount = 0;
+    this._rowParser = null;
+    this._fields = [];
+    this._rows = [];
+    this._receivedFieldsCount = 0;
+    this._resultIndex = 0;
+    this._localStream = null;
+    this._unpipeStream = function() {};
+    this._streamFactory = options.infileStreamFactory;
+    this._connection = null;
+  }
+
+  then() {
+    const err =
+      "You have tried to call .then(), .catch(), or invoked await on the result of query that is not a promise, which is a programming error. Try calling con.promise().query(), or require('mysql2/promise') instead of 'mysql2' for a promise-compatible version of the query interface. To learn how to use async/await or Promises check out documentation at https://www.npmjs.com/package/mysql2#using-promise-wrapper, or the mysql2 documentation at https://github.com/sidorares/node-mysql2/tree/master/documentation/Promise-Wrapper.md";
+    // eslint-disable-next-line
+    console.log(err);
+    throw new Error(err);
+  }
+
+  /* eslint no-unused-vars: ["error", { "argsIgnorePattern": "^_" }] */
+  start(_packet, connection) {
+    if (connection.config.debug) {
+      // eslint-disable-next-line
+      console.log('        Sending query command: %s', this.sql);
+    }
+    this._connection = connection;
+    this.options = Object.assign({}, connection.config, this._queryOptions);
+    this._setTimeout();
+
+    const cmdPacket = new Packets.Query(
+      this.sql,
+      connection.config.charsetNumber
+    );
+    connection.writePacket(cmdPacket.toPacket(1));
+    return Query.prototype.resultsetHeader;
+  }
+
+  done() {
+    this._unpipeStream();
+    // if all ready timeout, return null directly
+    if (this.timeout && !this.queryTimeout) {
+      return null;
+    }
+    // else clear timer
+    if (this.queryTimeout) {
+      Timers.clearTimeout(this.queryTimeout);
+      this.queryTimeout = null;
+    }
+    if (this.onResult) {
+      let rows, fields;
+      if (this._resultIndex === 0) {
+        rows = this._rows[0];
+        fields = this._fields[0];
+      } else {
+        rows = this._rows;
+        fields = this._fields;
+      }
+      if (fields) {
+        process.nextTick(() => {
+          this.onResult(null, rows, fields);
+        });
+      } else {
+        process.nextTick(() => {
+          this.onResult(null, rows);
+        });
+      }
+    }
+    return null;
+  }
+
+  doneInsert(rs) {
+    if (this._localStreamError) {
+      if (this.onResult) {
+        this.onResult(this._localStreamError, rs);
+      } else {
+        this.emit('error', this._localStreamError);
+      }
+      return null;
+    }
+    this._rows.push(rs);
+    this._fields.push(void 0);
+    this.emit('fields', void 0);
+    this.emit('result', rs);
+    if (rs.serverStatus & ServerStatus.SERVER_MORE_RESULTS_EXISTS) {
+      this._resultIndex++;
+      return this.resultsetHeader;
+    }
+    return this.done();
+  }
+
+  resultsetHeader(packet, connection) {
+    const rs = new Packets.ResultSetHeader(packet, connection);
+    this._fieldCount = rs.fieldCount;
+    if (connection.config.debug) {
+      // eslint-disable-next-line
+      console.log(
+        `        Resultset header received, expecting ${rs.fieldCount} column definition packets`
+      );
+    }
+    if (this._fieldCount === 0) {
+      return this.doneInsert(rs);
+    }
+    if (this._fieldCount === null) {
+      return this._streamLocalInfile(connection, rs.infileName);
+    }
+    this._receivedFieldsCount = 0;
+    this._rows.push([]);
+    this._fields.push([]);
+    return this.readField;
+  }
+
+  _streamLocalInfile(connection, path) {
+    if (this._streamFactory) {
+      this._localStream = this._streamFactory(path);
+    } else {
+      this._localStreamError = new Error(
+        `As a result of LOCAL INFILE command server wants to read ${path} file, but as of v2.0 you must provide streamFactory option returning ReadStream.`
+      );
+      connection.writePacket(EmptyPacket);
+      return this.infileOk;
+    }
+
+    const onConnectionError = () => {
+      this._unpipeStream();
+    };
+    const onDrain = () => {
+      this._localStream.resume();
+    };
+    const onPause = () => {
+      this._localStream.pause();
+    };
+    const onData = function(data) {
+      const dataWithHeader = Buffer.allocUnsafe(data.length + 4);
+      data.copy(dataWithHeader, 4);
+      connection.writePacket(
+        new Packets.Packet(0, dataWithHeader, 0, dataWithHeader.length)
+      );
+    };
+    const onEnd = () => {
+      connection.removeListener('error', onConnectionError);
+      connection.writePacket(EmptyPacket);
+    };
+    const onError = err => {
+      this._localStreamError = err;
+      connection.removeListener('error', onConnectionError);
+      connection.writePacket(EmptyPacket);
+    };
+    this._unpipeStream = () => {
+      connection.stream.removeListener('pause', onPause);
+      connection.stream.removeListener('drain', onDrain);
+      this._localStream.removeListener('data', onData);
+      this._localStream.removeListener('end', onEnd);
+      this._localStream.removeListener('error', onError);
+    };
+    connection.stream.on('pause', onPause);
+    connection.stream.on('drain', onDrain);
+    this._localStream.on('data', onData);
+    this._localStream.on('end', onEnd);
+    this._localStream.on('error', onError);
+    connection.once('error', onConnectionError);
+    return this.infileOk;
+  }
+
+  readField(packet, connection) {
+    this._receivedFieldsCount++;
+    // Often there is much more data in the column definition than in the row itself
+    // If you set manually _fields[0] to array of ColumnDefinition's (from previous call)
+    // you can 'cache' result of parsing. Field packets still received, but ignored in that case
+    // this is the reason _receivedFieldsCount exist (otherwise we could just use current length of fields array)
+    if (this._fields[this._resultIndex].length !== this._fieldCount) {
+      const field = new Packets.ColumnDefinition(
+        packet,
+        connection.clientEncoding
+      );
+      this._fields[this._resultIndex].push(field);
+      if (connection.config.debug) {
+        /* eslint-disable no-console */
+        console.log('        Column definition:');
+        console.log(`          name: ${field.name}`);
+        console.log(`          type: ${field.columnType}`);
+        console.log(`         flags: ${field.flags}`);
+        /* eslint-enable no-console */
+      }
+    }
+    // last field received
+    if (this._receivedFieldsCount === this._fieldCount) {
+      const fields = this._fields[this._resultIndex];
+      this.emit('fields', fields);
+      this._rowParser = new (getTextParser(fields, this.options, connection.config))(fields);
+      return Query.prototype.fieldsEOF;
+    }
+    return Query.prototype.readField;
+  }
+
+  fieldsEOF(packet, connection) {
+    // check EOF
+    if (!packet.isEOF()) {
+      return connection.protocolError('Expected EOF packet');
+    }
+    return this.row;
+  }
+
+  /* eslint no-unused-vars: ["error", { "argsIgnorePattern": "^_" }] */
+  row(packet, _connection) { 
+    if (packet.isEOF()) {
+      const status = packet.eofStatusFlags();
+      const moreResults = status & ServerStatus.SERVER_MORE_RESULTS_EXISTS;
+      if (moreResults) {
+        this._resultIndex++;
+        return Query.prototype.resultsetHeader;
+      }
+      return this.done();
+    }
+    let row;
+    try {
+      row = this._rowParser.next(
+        packet,
+        this._fields[this._resultIndex],
+        this.options
+      );
+    } catch (err) {
+      this._localStreamError = err;
+      return this.doneInsert(null);
+    }
+    if (this.onResult) {
+      this._rows[this._resultIndex].push(row);
+    } else {
+      this.emit('result', row);
+    }
+    return Query.prototype.row;
+  }
+
+  infileOk(packet, connection) {
+    const rs = new Packets.ResultSetHeader(packet, connection);
+    return this.doneInsert(rs);
+  }
+
+  stream(options) {
+    options = options || {};
+    options.objectMode = true;
+    const stream = new Readable(options);
+    stream._read = () => {
+      this._connection && this._connection.resume();
+    };
+    this.on('result', row => {
+      if (!stream.push(row)) {
+        this._connection.pause();
+      }
+      stream.emit('result', row); // replicate old emitter
+    });
+    this.on('error', err => {
+      stream.emit('error', err); // Pass on any errors
+    });
+    this.on('end', () => {
+      stream.push(null); // pushing null, indicating EOF
+      stream.emit('close'); // notify readers that query has completed
+    });
+    this.on('fields', fields => {
+      stream.emit('fields', fields); // replicate old emitter
+    });
+    return stream;
+  }
+
+  _setTimeout() {
+    if (this.timeout) {
+      const timeoutHandler = this._handleTimeoutError.bind(this);
+      this.queryTimeout = Timers.setTimeout(
+        timeoutHandler,
+        this.timeout
+      );
+    }
+  }
+
+  _handleTimeoutError() {
+    if (this.queryTimeout) {
+      Timers.clearTimeout(this.queryTimeout);
+      this.queryTimeout = null;
+    }
+    
+    const err = new Error('Query inactivity timeout');
+    err.errorno = 'PROTOCOL_SEQUENCE_TIMEOUT';
+    err.code = 'PROTOCOL_SEQUENCE_TIMEOUT';
+    err.syscall = 'query';
+
+    if (this.onResult) {
+      this.onResult(err);
+    } else {
+      this.emit('error', err);
+    }
+  }
+}
+
+Query.prototype.catch = Query.prototype.then;
+
+module.exports = Query;
diff --git a/node_modules/mysql2/lib/commands/quit.js b/node_modules/mysql2/lib/commands/quit.js
new file mode 100644
index 0000000..b9fe355
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/quit.js
@@ -0,0 +1,29 @@
+'use strict';
+
+const Command = require('./command.js');
+const CommandCode = require('../constants/commands.js');
+const Packet = require('../packets/packet.js');
+
+class Quit extends Command {
+  constructor(callback) {
+    super();
+    this.done = callback;
+  }
+
+  start(packet, connection) {
+    connection._closing = true;
+    const quit = new Packet(
+      0,
+      Buffer.from([1, 0, 0, 0, CommandCode.QUIT]),
+      0,
+      5
+    );
+    if (this.done) {
+      this.done();
+    }
+    connection.writePacket(quit);
+    return null;
+  }
+}
+
+module.exports = Quit;
diff --git a/node_modules/mysql2/lib/commands/register_slave.js b/node_modules/mysql2/lib/commands/register_slave.js
new file mode 100644
index 0000000..4ebfe61
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/register_slave.js
@@ -0,0 +1,27 @@
+'use strict';
+
+const Command = require('./command');
+const Packets = require('../packets');
+
+class RegisterSlave extends Command {
+  constructor(opts, callback) {
+    super();
+    this.onResult = callback;
+    this.opts = opts;
+  }
+
+  start(packet, connection) {
+    const newPacket = new Packets.RegisterSlave(this.opts);
+    connection.writePacket(newPacket.toPacket(1));
+    return RegisterSlave.prototype.registerResponse;
+  }
+
+  registerResponse() {
+    if (this.onResult) {
+      process.nextTick(this.onResult.bind(this));
+    }
+    return null;
+  }
+}
+
+module.exports = RegisterSlave;
diff --git a/node_modules/mysql2/lib/commands/server_handshake.js b/node_modules/mysql2/lib/commands/server_handshake.js
new file mode 100644
index 0000000..7dbba5f
--- /dev/null
+++ b/node_modules/mysql2/lib/commands/server_handshake.js
@@ -0,0 +1,162 @@
+'use strict';
+
+const CommandCode = require('../constants/commands.js');
+const Errors = require('../constants/errors.js');
+
+const Command = require('./command.js');
+const Packets = require('../packets/index.js');
+
+class ServerHandshake extends Command {
+  constructor(args) {
+    super();
+    this.args = args;
+    /*
+    this.protocolVersion = args.protocolVersion || 10;
+    this.serverVersion   = args.serverVersion;
+    this.connectionId    = args.connectionId,
+    this.statusFlags     = args.statusFlags,
+    this.characterSet    = args.characterSet,
+    this.capabilityFlags = args.capabilityFlags || 512;
+    */
+  }
+
+  start(packet, connection) {
+    const serverHelloPacket = new Packets.Handshake(this.args);
+    this.serverHello = serverHelloPacket;
+    serverHelloPacket.setScrambleData(err => {
+      if (err) {
+        connection.emit('error', new Error('Error generating random bytes'));
+        return;
+      }
+      connection.writePacket(serverHelloPacket.toPacket(0));
+    });
+    return ServerHandshake.prototype.readClientReply;
+  }
+
+  readClientReply(packet, connection) {
+    // check auth here
+    const clientHelloReply = Packets.HandshakeResponse.fromPacket(packet);
+    // TODO check we don't have something similar already
+    connection.clientHelloReply = clientHelloReply;
+    if (this.args.authCallback) {
+      this.args.authCallback(
+        {
+          user: clientHelloReply.user,
+          database: clientHelloReply.database,
+          address: connection.stream.remoteAddress,
+          authPluginData1: this.serverHello.authPluginData1,
+          authPluginData2: this.serverHello.authPluginData2,
+          authToken: clientHelloReply.authToken
+        },
+        (err, mysqlError) => {
+          // if (err)
+          if (!mysqlError) {
+            connection.writeOk();
+          } else {
+            // TODO create constants / errorToCode
+            // 1045 = ER_ACCESS_DENIED_ERROR
+            connection.writeError({
+              message: mysqlError.message || '',
+              code: mysqlError.code || 1045
+            });
+            connection.close();
+          }
+        }
+      );
+    } else {
+      connection.writeOk();
+    }
+    return ServerHandshake.prototype.dispatchCommands;
+  }
+
+  dispatchCommands(packet, connection) {
+    // command from client to server
+    let knownCommand = true;
+    const encoding = connection.clientHelloReply.encoding;
+    const commandCode = packet.readInt8();
+    switch (commandCode) {
+      case CommandCode.QUIT:
+        if (connection.listeners('quit').length) {
+          connection.emit('quit');
+        } else {
+          connection.stream.end();
+        }
+        break;
+      case CommandCode.INIT_DB:
+        if (connection.listeners('init_db').length) {
+          const schemaName = packet.readString(undefined, encoding);
+          connection.emit('init_db', schemaName);
+        } else {
+          connection.writeOk();
+        }
+        break;
+      case CommandCode.QUERY:
+        if (connection.listeners('query').length) {
+          const query = packet.readString(undefined, encoding);
+          connection.emit('query', query);
+        } else {
+          connection.writeError({
+            code: Errors.HA_ERR_INTERNAL_ERROR,
+            message: 'No query handler'
+          });
+        }
+        break;
+      case CommandCode.FIELD_LIST:
+        if (connection.listeners('field_list').length) {
+          const table = packet.readNullTerminatedString();
+          const fields = packet.readString(undefined, encoding);
+          connection.emit('field_list', table, fields);
+        } else {
+          connection.writeError({
+            code: Errors.ER_WARN_DEPRECATED_SYNTAX,
+            message:
+              'As of MySQL 5.7.11, COM_FIELD_LIST is deprecated and will be removed in a future version of MySQL.'
+          });
+        }
+        break;
+      case CommandCode.PING:
+        if (connection.listeners('ping').length) {
+          connection.emit('ping');
+        } else {
+          connection.writeOk();
+        }
+        break;
+      default:
+        knownCommand = false;
+    }
+    if (connection.listeners('packet').length) {
+      connection.emit('packet', packet.clone(), knownCommand, commandCode);
+    } else if (!knownCommand) {
+      // eslint-disable-next-line no-console
+      console.log('Unknown command:', commandCode);
+    }
+    return ServerHandshake.prototype.dispatchCommands;
+  }
+}
+
+module.exports = ServerHandshake;
+
+// TODO: implement server-side 4.1 authentication
+/*
+4.1 authentication: (http://bazaar.launchpad.net/~mysql/mysql-server/5.5/view/head:/sql/password.c)
+
+  SERVER:  public_seed=create_random_string()
+           send(public_seed)
+
+  CLIENT:  recv(public_seed)
+           hash_stage1=sha1("password")
+           hash_stage2=sha1(hash_stage1)
+           reply=xor(hash_stage1, sha1(public_seed,hash_stage2)
+
+           // this three steps are done in scramble()
+
+           send(reply)
+
+
+  SERVER:  recv(reply)
+           hash_stage1=xor(reply, sha1(public_seed,hash_stage2))
+           candidate_hash2=sha1(hash_stage1)
+           check(candidate_hash2==hash_stage2)
+
+server stores sha1(sha1(password)) ( hash_stag2)
+*/
diff --git a/node_modules/mysql2/lib/compressed_protocol.js b/node_modules/mysql2/lib/compressed_protocol.js
new file mode 100644
index 0000000..67a7c39
--- /dev/null
+++ b/node_modules/mysql2/lib/compressed_protocol.js
@@ -0,0 +1,127 @@
+'use strict';
+
+// connection mixins
+// implementation of http://dev.mysql.com/doc/internals/en/compression.html
+
+const zlib = require('zlib');
+const PacketParser = require('./packet_parser.js');
+
+function handleCompressedPacket(packet) {
+  // eslint-disable-next-line consistent-this, no-invalid-this
+  const connection = this;
+  const deflatedLength = packet.readInt24();
+  const body = packet.readBuffer();
+
+  if (deflatedLength !== 0) {
+    connection.inflateQueue.push(task => {
+      zlib.inflate(body, (err, data) => {
+        if (err) {
+          connection._handleNetworkError(err);
+          return;
+        }
+        connection._bumpCompressedSequenceId(packet.numPackets);
+        connection._inflatedPacketsParser.execute(data);
+        task.done();
+      });
+    });
+  } else {
+    connection.inflateQueue.push(task => {
+      connection._bumpCompressedSequenceId(packet.numPackets);
+      connection._inflatedPacketsParser.execute(body);
+      task.done();
+    });
+  }
+}
+
+function writeCompressed(buffer) {
+  // http://dev.mysql.com/doc/internals/en/example-several-mysql-packets.html
+  // note: sending a MySQL Packet of the size 2^24−5 to 2^24−1 via compression
+  // leads to at least one extra compressed packet.
+  // (this is because "length of the packet before compression" need to fit
+  // into 3 byte unsigned int. "length of the packet before compression" includes
+  // 4 byte packet header, hence 2^24−5)
+  const MAX_COMPRESSED_LENGTH = 16777210;
+  let start;
+  if (buffer.length > MAX_COMPRESSED_LENGTH) {
+    for (start = 0; start < buffer.length; start += MAX_COMPRESSED_LENGTH) {
+      writeCompressed.call(
+        // eslint-disable-next-line no-invalid-this
+        this,
+        buffer.slice(start, start + MAX_COMPRESSED_LENGTH)
+      );
+    }
+    return;
+  }
+
+  // eslint-disable-next-line no-invalid-this, consistent-this
+  const connection = this;
+
+  let packetLen = buffer.length;
+  const compressHeader = Buffer.allocUnsafe(7);
+
+  // seqqueue is used here because zlib async execution is routed via thread pool
+  // internally and when we have multiple compressed packets arriving we need
+  // to assemble uncompressed result sequentially
+  (function(seqId) {
+    connection.deflateQueue.push(task => {
+      zlib.deflate(buffer, (err, compressed) => {
+        if (err) {
+          connection._handleFatalError(err);
+          return;
+        }
+        let compressedLength = compressed.length;
+
+        if (compressedLength < packetLen) {
+          compressHeader.writeUInt8(compressedLength & 0xff, 0);
+          compressHeader.writeUInt16LE(compressedLength >> 8, 1);
+          compressHeader.writeUInt8(seqId, 3);
+          compressHeader.writeUInt8(packetLen & 0xff, 4);
+          compressHeader.writeUInt16LE(packetLen >> 8, 5);
+          connection.writeUncompressed(compressHeader);
+          connection.writeUncompressed(compressed);
+        } else {
+          // http://dev.mysql.com/doc/internals/en/uncompressed-payload.html
+          // To send an uncompressed payload:
+          //   - set length of payload before compression to 0
+          //   - the compressed payload contains the uncompressed payload instead.
+          compressedLength = packetLen;
+          packetLen = 0;
+          compressHeader.writeUInt8(compressedLength & 0xff, 0);
+          compressHeader.writeUInt16LE(compressedLength >> 8, 1);
+          compressHeader.writeUInt8(seqId, 3);
+          compressHeader.writeUInt8(packetLen & 0xff, 4);
+          compressHeader.writeUInt16LE(packetLen >> 8, 5);
+          connection.writeUncompressed(compressHeader);
+          connection.writeUncompressed(buffer);
+        }
+        task.done();
+      });
+    });
+  })(connection.compressedSequenceId);
+  connection._bumpCompressedSequenceId(1);
+}
+
+function enableCompression(connection) {
+  connection._lastWrittenPacketId = 0;
+  connection._lastReceivedPacketId = 0;
+
+  connection._handleCompressedPacket = handleCompressedPacket;
+  connection._inflatedPacketsParser = new PacketParser(p => {
+    connection.handlePacket(p);
+  }, 4);
+  connection._inflatedPacketsParser._lastPacket = 0;
+  connection.packetParser = new PacketParser(packet => {
+    connection._handleCompressedPacket(packet);
+  }, 7);
+
+  connection.writeUncompressed = connection.write;
+  connection.write = writeCompressed;
+
+  const seqqueue = require('seq-queue');
+  connection.inflateQueue = seqqueue.createQueue();
+  connection.deflateQueue = seqqueue.createQueue();
+}
+
+module.exports = {
+  enableCompression: enableCompression
+};
diff --git a/node_modules/mysql2/lib/connection.js b/node_modules/mysql2/lib/connection.js
new file mode 100644
index 0000000..47970e9
--- /dev/null
+++ b/node_modules/mysql2/lib/connection.js
@@ -0,0 +1,936 @@
+// This file was modified by Oracle on June 1, 2021.
+// The changes involve new logic to handle an additional ERR Packet sent by
+// the MySQL server when the connection is closed unexpectedly.
+// Modifications copyright (c) 2021, Oracle and/or its affiliates.
+
+// This file was modified by Oracle on June 17, 2021.
+// The changes involve logic to ensure the socket connection is closed when
+// there is a fatal error.
+// Modifications copyright (c) 2021, Oracle and/or its affiliates.
+
+'use strict';
+
+const Net = require('net');
+const Tls = require('tls');
+const Timers = require('timers');
+const EventEmitter = require('events').EventEmitter;
+const Readable = require('stream').Readable;
+const Queue = require('denque');
+const SqlString = require('sqlstring');
+const LRU = require('lru-cache');
+
+const PacketParser = require('./packet_parser.js');
+const Packets = require('./packets/index.js');
+const Commands = require('./commands/index.js');
+const ConnectionConfig = require('./connection_config.js');
+const CharsetToEncoding = require('./constants/charset_encodings.js');
+
+let _connectionId = 0;
+
+let convertNamedPlaceholders = null;
+
+class Connection extends EventEmitter {
+  constructor(opts) {
+    super();
+    this.config = opts.config;
+    // TODO: fill defaults
+    // if no params, connect to /var/lib/mysql/mysql.sock ( /tmp/mysql.sock on OSX )
+    // if host is given, connect to host:3306
+    // TODO: use `/usr/local/mysql/bin/mysql_config --socket` output? as default socketPath
+    // if there is no host/port and no socketPath parameters?
+    if (!opts.config.stream) {
+      if (opts.config.socketPath) {
+        this.stream = Net.connect(opts.config.socketPath);
+      } else {
+        this.stream = Net.connect(
+          opts.config.port,
+          opts.config.host
+        );
+
+        // Enable keep-alive on the socket.  It's disabled by default, but the
+        // user can enable it and supply an initial delay.
+        this.stream.setKeepAlive(true, this.config.keepAliveInitialDelay);
+      }
+      // if stream is a function, treat it as "stream agent / factory"
+    } else if (typeof opts.config.stream === 'function')  {
+      this.stream = opts.config.stream(opts);
+    } else {
+      this.stream = opts.config.stream;
+    }
+
+    this._internalId = _connectionId++;
+    this._commands = new Queue();
+    this._command = null;
+    this._paused = false;
+    this._paused_packets = new Queue();
+    this._statements = new LRU({
+      max: this.config.maxPreparedStatements,
+      dispose: function(key, statement) {
+        statement.close();
+      }
+    });
+    this.serverCapabilityFlags = 0;
+    this.authorized = false;
+    this.sequenceId = 0;
+    this.compressedSequenceId = 0;
+    this.threadId = null;
+    this._handshakePacket = null;
+    this._fatalError = null;
+    this._protocolError = null;
+    this._outOfOrderPackets = [];
+    this.clientEncoding = CharsetToEncoding[this.config.charsetNumber];
+    this.stream.on('error', this._handleNetworkError.bind(this));
+    // see https://gist.github.com/khoomeister/4985691#use-that-instead-of-bind
+    this.packetParser = new PacketParser(p => {
+      this.handlePacket(p);
+    });
+    this.stream.on('data', data => {
+      if (this.connectTimeout) {
+        Timers.clearTimeout(this.connectTimeout);
+        this.connectTimeout = null;
+      }
+      this.packetParser.execute(data);
+    });
+    this.stream.on('close', () => {
+      // we need to set this flag everywhere where we want connection to close
+      if (this._closing) {
+        return;
+      }
+      if (!this._protocolError) {
+        // no particular error message before disconnect
+        this._protocolError = new Error(
+          'Connection lost: The server closed the connection.'
+        );
+        this._protocolError.fatal = true;
+        this._protocolError.code = 'PROTOCOL_CONNECTION_LOST';
+      }
+      this._notifyError(this._protocolError);
+    });
+    let handshakeCommand;
+    if (!this.config.isServer) {
+      handshakeCommand = new Commands.ClientHandshake(this.config.clientFlags);
+      handshakeCommand.on('end', () => {
+        // this happens when handshake finishes early either because there was
+        // some fatal error or the server sent an error packet instead of
+        // an hello packet (for example, 'Too many connactions' error)
+        if (!handshakeCommand.handshake || this._fatalError || this._protocolError) {
+          return;
+        }
+        this._handshakePacket = handshakeCommand.handshake;
+        this.threadId = handshakeCommand.handshake.connectionId;
+        this.emit('connect', handshakeCommand.handshake);
+      });
+      handshakeCommand.on('error', err => {
+        this._closing = true;
+        this._notifyError(err);
+      });
+      this.addCommand(handshakeCommand);
+    }
+    // in case there was no initiall handshake but we need to read sting, assume it utf-8
+    // most common example: "Too many connections" error ( packet is sent immediately on connection attempt, we don't know server encoding yet)
+    // will be overwrittedn with actial encoding value as soon as server handshake packet is received
+    this.serverEncoding = 'utf8';
+    if (this.config.connectTimeout) {
+      const timeoutHandler = this._handleTimeoutError.bind(this);
+      this.connectTimeout = Timers.setTimeout(
+        timeoutHandler,
+        this.config.connectTimeout
+      );
+    }
+  }
+
+  promise(promiseImpl) {
+    const PromiseConnection = require('../promise').PromiseConnection;
+    return new PromiseConnection(this, promiseImpl);
+  }
+
+  _addCommandClosedState(cmd) {
+    const err = new Error(
+      "Can't add new command when connection is in closed state"
+    );
+    err.fatal = true;
+    if (cmd.onResult) {
+      cmd.onResult(err);
+    } else {
+      this.emit('error', err);
+    }
+  }
+
+  _handleFatalError(err) {
+    err.fatal = true;
+    // stop receiving packets
+    this.stream.removeAllListeners('data');
+    this.addCommand = this._addCommandClosedState;
+    this.write = () => {
+      this.emit('error', new Error("Can't write in closed state"));
+    };
+    this._notifyError(err);
+    this._fatalError = err;
+  }
+
+  _handleNetworkError(err) {
+    if (this.connectTimeout) {
+      Timers.clearTimeout(this.connectTimeout);
+      this.connectTimeout = null;
+    }
+    // Do not throw an error when a connection ends with a RST,ACK packet
+    if (err.errno === 'ECONNRESET' && this._closing) {
+      return;
+    }
+    this._handleFatalError(err);
+  }
+
+  _handleTimeoutError() {
+    if (this.connectTimeout) {
+      Timers.clearTimeout(this.connectTimeout);
+      this.connectTimeout = null;
+    }
+    this.stream.destroy && this.stream.destroy();
+    const err = new Error('connect ETIMEDOUT');
+    err.errorno = 'ETIMEDOUT';
+    err.code = 'ETIMEDOUT';
+    err.syscall = 'connect';
+    this._handleNetworkError(err);
+  }
+
+  // notify all commands in the queue and bubble error as connection "error"
+  // called on stream error or unexpected termination
+  _notifyError(err) {
+    if (this.connectTimeout) {
+      Timers.clearTimeout(this.connectTimeout);
+      this.connectTimeout = null;
+    }
+    // prevent from emitting 'PROTOCOL_CONNECTION_LOST' after EPIPE or ECONNRESET
+    if (this._fatalError) {
+      return;
+    }
+    let command;
+    // if there is no active command, notify connection
+    // if there are commands and all of them have callbacks, pass error via callback
+    let bubbleErrorToConnection = !this._command;
+    if (this._command && this._command.onResult) {
+      this._command.onResult(err);
+      this._command = null;
+      // connection handshake is special because we allow it to be implicit
+      // if error happened during handshake, but there are others commands in queue
+      // then bubble error to other commands and not to connection
+    } else if (
+      !(
+        this._command &&
+        this._command.constructor === Commands.ClientHandshake &&
+        this._commands.length > 0
+      )
+    ) {
+      bubbleErrorToConnection = true;
+    }
+    while ((command = this._commands.shift())) {
+      if (command.onResult) {
+        command.onResult(err);
+      } else {
+        bubbleErrorToConnection = true;
+      }
+    }
+    // notify connection if some comands in the queue did not have callbacks
+    // or if this is pool connection ( so it can be removed from pool )
+    if (bubbleErrorToConnection || this._pool) {
+      this.emit('error', err);
+    }
+    // close connection after emitting the event in case of a fatal error
+    if (err.fatal) {
+      this.close();
+    }
+  }
+
+  write(buffer) {
+    const result = this.stream.write(buffer, err => {
+      if (err) {
+        this._handleNetworkError(err);
+      }
+    });
+
+    if (!result) {
+      this.stream.emit('pause');
+    }
+  }
+
+  // http://dev.mysql.com/doc/internals/en/sequence-id.html
+  //
+  // The sequence-id is incremented with each packet and may wrap around.
+  // It starts at 0 and is reset to 0 when a new command
+  // begins in the Command Phase.
+  // http://dev.mysql.com/doc/internals/en/example-several-mysql-packets.html
+  _resetSequenceId() {
+    this.sequenceId = 0;
+    this.compressedSequenceId = 0;
+  }
+
+  _bumpCompressedSequenceId(numPackets) {
+    this.compressedSequenceId += numPackets;
+    this.compressedSequenceId %= 256;
+  }
+
+  _bumpSequenceId(numPackets) {
+    this.sequenceId += numPackets;
+    this.sequenceId %= 256;
+  }
+
+  writePacket(packet) {
+    const MAX_PACKET_LENGTH = 16777215;
+    const length = packet.length();
+    let chunk, offset, header;
+    if (length < MAX_PACKET_LENGTH) {
+      packet.writeHeader(this.sequenceId);
+      if (this.config.debug) {
+        // eslint-disable-next-line no-console
+        console.log(
+          `${this._internalId} ${this.connectionId} <== ${this._command._commandName}#${this._command.stateName()}(${[this.sequenceId, packet._name, packet.length()].join(',')})`
+        );
+        // eslint-disable-next-line no-console
+        console.log(
+          `${this._internalId} ${this.connectionId} <== ${packet.buffer.toString('hex')}`
+        );
+      }
+      this._bumpSequenceId(1);
+      this.write(packet.buffer);
+    } else {
+      if (this.config.debug) {
+        // eslint-disable-next-line no-console
+        console.log(
+          `${this._internalId} ${this.connectionId} <== Writing large packet, raw content not written:`
+        );
+        // eslint-disable-next-line no-console
+        console.log(
+          `${this._internalId} ${this.connectionId} <== ${this._command._commandName}#${this._command.stateName()}(${[this.sequenceId, packet._name, packet.length()].join(',')})`
+        );
+      }
+      for (offset = 4; offset < 4 + length; offset += MAX_PACKET_LENGTH) {
+        chunk = packet.buffer.slice(offset, offset + MAX_PACKET_LENGTH);
+        if (chunk.length === MAX_PACKET_LENGTH) {
+          header = Buffer.from([0xff, 0xff, 0xff, this.sequenceId]);
+        } else {
+          header = Buffer.from([
+            chunk.length & 0xff,
+            (chunk.length >> 8) & 0xff,
+            (chunk.length >> 16) & 0xff,
+            this.sequenceId
+          ]);
+        }
+        this._bumpSequenceId(1);
+        this.write(header);
+        this.write(chunk);
+      }
+    }
+  }
+
+  // 0.11+ environment
+  startTLS(onSecure) {
+    if (this.config.debug) {
+      // eslint-disable-next-line no-console
+      console.log('Upgrading connection to TLS');
+    }
+    const secureContext = Tls.createSecureContext({
+      ca: this.config.ssl.ca,
+      cert: this.config.ssl.cert,
+      ciphers: this.config.ssl.ciphers,
+      key: this.config.ssl.key,
+      passphrase: this.config.ssl.passphrase,
+      minVersion: this.config.ssl.minVersion
+    });
+    const rejectUnauthorized = this.config.ssl.rejectUnauthorized;
+    let secureEstablished = false;
+    const secureSocket = new Tls.TLSSocket(this.stream, {
+      rejectUnauthorized: rejectUnauthorized,
+      requestCert: true,
+      secureContext: secureContext,
+      isServer: false
+    });
+    // error handler for secure socket
+    secureSocket.on('_tlsError', err => {
+      if (secureEstablished) {
+        this._handleNetworkError(err);
+      } else {
+        onSecure(err);
+      }
+    });
+    secureSocket.on('secure', () => {
+      secureEstablished = true;
+      onSecure(rejectUnauthorized ? secureSocket.ssl.verifyError() : null);
+    });
+    secureSocket.on('data', data => {
+      this.packetParser.execute(data);
+    });
+    this.write = buffer => {
+      secureSocket.write(buffer);
+    };
+    // start TLS communications
+    secureSocket._start();
+  }
+
+  pipe() {
+    if (this.stream instanceof Net.Stream) {
+      this.stream.ondata = (data, start, end) => {
+        this.packetParser.execute(data, start, end);
+      };
+    } else {
+      this.stream.on('data', data => {
+        this.packetParser.execute(
+          data.parent,
+          data.offset,
+          data.offset + data.length
+        );
+      });
+    }
+  }
+
+  protocolError(message, code) {
+    // Starting with MySQL 8.0.24, if the client closes the connection
+    // unexpectedly, the server will send a last ERR Packet, which we can
+    // safely ignore.
+    // https://dev.mysql.com/worklog/task/?id=12999
+    if (this._closing) {
+      return;
+    }
+
+    const err = new Error(message);
+    err.fatal = true;
+    err.code = code || 'PROTOCOL_ERROR';
+    this.emit('error', err);
+  }
+
+  handlePacket(packet) {
+    if (this._paused) {
+      this._paused_packets.push(packet);
+      return;
+    }
+    if (packet) {
+      if (this.sequenceId !== packet.sequenceId) {
+        const err = new Error(
+          `Warning: got packets out of order. Expected ${this.sequenceId} but received ${packet.sequenceId}`
+        );
+        err.expected = this.sequenceId;
+        err.received = packet.sequenceId;
+        this.emit('warn', err); // REVIEW
+        // eslint-disable-next-line no-console
+        console.error(err.message);
+      }
+      this._bumpSequenceId(packet.numPackets);
+    }
+    if (this.config.debug) {
+      if (packet) {
+        // eslint-disable-next-line no-console
+        console.log(
+          ` raw: ${packet.buffer
+            .slice(packet.offset, packet.offset + packet.length())
+            .toString('hex')}`
+        );
+        // eslint-disable-next-line no-console
+        console.trace();
+        const commandName = this._command
+          ? this._command._commandName
+          : '(no command)';
+        const stateName = this._command
+          ? this._command.stateName()
+          : '(no command)';
+        // eslint-disable-next-line no-console
+        console.log(
+          `${this._internalId} ${this.connectionId} ==> ${commandName}#${stateName}(${[packet.sequenceId, packet.type(), packet.length()].join(',')})`
+        );
+      }
+    }
+    if (!this._command) {
+      const marker = packet.peekByte();
+      // If it's an Err Packet, we should use it.
+      if (marker === 0xff) {
+        const error = Packets.Error.fromPacket(packet);
+        this.protocolError(error.message, error.code);
+      } else {
+        // Otherwise, it means it's some other unexpected packet.
+        this.protocolError(
+          'Unexpected packet while no commands in the queue',
+          'PROTOCOL_UNEXPECTED_PACKET'
+        );
+      }
+      this.close();
+      return;
+    }
+    const done = this._command.execute(packet, this);
+    if (done) {
+      this._command = this._commands.shift();
+      if (this._command) {
+        this.sequenceId = 0;
+        this.compressedSequenceId = 0;
+        this.handlePacket();
+      }
+    }
+  }
+
+  addCommand(cmd) {
+    // this.compressedSequenceId = 0;
+    // this.sequenceId = 0;
+    if (this.config.debug) {
+      const commandName = cmd.constructor.name;
+      // eslint-disable-next-line no-console
+      console.log(`Add command: ${commandName}`);
+      cmd._commandName = commandName;
+    }
+    if (!this._command) {
+      this._command = cmd;
+      this.handlePacket();
+    } else {
+      this._commands.push(cmd);
+    }
+    return cmd;
+  }
+
+  format(sql, values) {
+    if (typeof this.config.queryFormat === 'function') {
+      return this.config.queryFormat.call(
+        this,
+        sql,
+        values,
+        this.config.timezone
+      );
+    }
+    const opts = {
+      sql: sql,
+      values: values
+    };
+    this._resolveNamedPlaceholders(opts);
+    return SqlString.format(
+      opts.sql,
+      opts.values,
+      this.config.stringifyObjects,
+      this.config.timezone
+    );
+  }
+
+  escape(value) {
+    return SqlString.escape(value, false, this.config.timezone);
+  }
+
+  escapeId(value) {
+    return SqlString.escapeId(value, false);
+  }
+
+  raw(sql) {
+    return SqlString.raw(sql);
+  }
+
+  _resolveNamedPlaceholders(options) {
+    let unnamed;
+    if (this.config.namedPlaceholders || options.namedPlaceholders) {
+      if (Array.isArray(options.values)) {
+        // if an array is provided as the values, assume the conversion is not necessary.
+        // this allows the usage of unnamed placeholders even if the namedPlaceholders flag is enabled.
+        return
+      }
+      if (convertNamedPlaceholders === null) {
+        convertNamedPlaceholders = require('named-placeholders')();
+      }
+      unnamed = convertNamedPlaceholders(options.sql, options.values);
+      options.sql = unnamed[0];
+      options.values = unnamed[1];
+    }
+  }
+
+  query(sql, values, cb) {
+    let cmdQuery;
+    if (sql.constructor === Commands.Query) {
+      cmdQuery = sql;
+    } else {
+      cmdQuery = Connection.createQuery(sql, values, cb, this.config);
+    }
+    this._resolveNamedPlaceholders(cmdQuery);
+    const rawSql = this.format(cmdQuery.sql, cmdQuery.values !== undefined ? cmdQuery.values : []);
+    cmdQuery.sql = rawSql;
+    return this.addCommand(cmdQuery);
+  }
+
+  pause() {
+    this._paused = true;
+    this.stream.pause();
+  }
+
+  resume() {
+    let packet;
+    this._paused = false;
+    while ((packet = this._paused_packets.shift())) {
+      this.handlePacket(packet);
+      // don't resume if packet hander paused connection
+      if (this._paused) {
+        return;
+      }
+    }
+    this.stream.resume();
+  }
+
+  // TODO: named placeholders support
+  prepare(options, cb) {
+    if (typeof options === 'string') {
+      options = { sql: options };
+    }
+    return this.addCommand(new Commands.Prepare(options, cb));
+  }
+
+  unprepare(sql) {
+    let options = {};
+    if (typeof sql === 'object') {
+      options = sql;
+    } else {
+      options.sql = sql;
+    }
+    const key = Connection.statementKey(options);
+    const stmt = this._statements.get(key);
+    if (stmt) {
+      this._statements.del(key);
+      stmt.close();
+    }
+    return stmt;
+  }
+
+  execute(sql, values, cb) {
+    let options = {};
+    if (typeof sql === 'object') {
+      // execute(options, cb)
+      options = sql;
+      if (typeof values === 'function') {
+        cb = values;
+      } else {
+        options.values = options.values || values;
+      }
+    } else if (typeof values === 'function') {
+      // execute(sql, cb)
+      cb = values;
+      options.sql = sql;
+      options.values = undefined;
+    } else {
+      // execute(sql, values, cb)
+      options.sql = sql;
+      options.values = values;
+    }
+    this._resolveNamedPlaceholders(options);
+    // check for values containing undefined
+    if (options.values) {
+      //If namedPlaceholder is not enabled and object is passed as bind parameters
+      if (!Array.isArray(options.values)) {
+        throw new TypeError(
+          'Bind parameters must be array if namedPlaceholders parameter is not enabled'
+        );
+      }
+      options.values.forEach(val => {
+        //If namedPlaceholder is not enabled and object is passed as bind parameters
+        if (!Array.isArray(options.values)) {
+          throw new TypeError(
+            'Bind parameters must be array if namedPlaceholders parameter is not enabled'
+          );
+        }
+        if (val === undefined) {
+          throw new TypeError(
+            'Bind parameters must not contain undefined. To pass SQL NULL specify JS null'
+          );
+        }
+        if (typeof val === 'function') {
+          throw new TypeError(
+            'Bind parameters must not contain function(s). To pass the body of a function as a string call .toString() first'
+          );
+        }
+      });
+    }
+    const executeCommand = new Commands.Execute(options, cb);
+    const prepareCommand = new Commands.Prepare(options, (err, stmt) => {
+      if (err) {
+        // skip execute command if prepare failed, we have main
+        // combined callback here
+        executeCommand.start = function() {
+          return null;
+        };
+        if (cb) {
+          cb(err);
+        } else {
+          executeCommand.emit('error', err);
+        }
+        executeCommand.emit('end');
+        return;
+      }
+      executeCommand.statement = stmt;
+    });
+    this.addCommand(prepareCommand);
+    this.addCommand(executeCommand);
+    return executeCommand;
+  }
+
+  changeUser(options, callback) {
+    if (!callback && typeof options === 'function') {
+      callback = options;
+      options = {};
+    }
+    const charsetNumber = options.charset
+      ? ConnectionConfig.getCharsetNumber(options.charset)
+      : this.config.charsetNumber;
+    return this.addCommand(
+      new Commands.ChangeUser(
+        {
+          user: options.user || this.config.user,
+          password: options.password || this.config.password,
+          passwordSha1: options.passwordSha1 || this.config.passwordSha1,
+          database: options.database || this.config.database,
+          timeout: options.timeout,
+          charsetNumber: charsetNumber,
+          currentConfig: this.config
+        },
+        err => {
+          if (err) {
+            err.fatal = true;
+          }
+          if (callback) {
+            callback(err);
+          }
+        }
+      )
+    );
+  }
+
+  // transaction helpers
+  beginTransaction(cb) {
+    return this.query('START TRANSACTION', cb);
+  }
+
+  commit(cb) {
+    return this.query('COMMIT', cb);
+  }
+
+  rollback(cb) {
+    return this.query('ROLLBACK', cb);
+  }
+
+  ping(cb) {
+    return this.addCommand(new Commands.Ping(cb));
+  }
+
+  _registerSlave(opts, cb) {
+    return this.addCommand(new Commands.RegisterSlave(opts, cb));
+  }
+
+  _binlogDump(opts, cb) {
+    return this.addCommand(new Commands.BinlogDump(opts, cb));
+  }
+
+  // currently just alias to close
+  destroy() {
+    this.close();
+  }
+
+  close() {
+    if (this.connectTimeout) {
+      Timers.clearTimeout(this.connectTimeout);
+      this.connectTimeout = null;
+    }
+    this._closing = true;
+    this.stream.end();
+    this.addCommand = this._addCommandClosedState;
+  }
+
+  createBinlogStream(opts) {
+    // TODO: create proper stream class
+    // TODO: use through2
+    let test = 1;
+    const stream = new Readable({ objectMode: true });
+    stream._read = function() {
+      return {
+        data: test++
+      };
+    };
+    this._registerSlave(opts, () => {
+      const dumpCmd = this._binlogDump(opts);
+      dumpCmd.on('event', ev => {
+        stream.push(ev);
+      });
+      dumpCmd.on('eof', () => {
+        stream.push(null);
+        // if non-blocking, then close stream to prevent errors
+        if (opts.flags && opts.flags & 0x01) {
+          this.close();
+        }
+      });
+      // TODO: pipe errors as well
+    });
+    return stream;
+  }
+
+  connect(cb) {
+    if (!cb) {
+      return;
+    }
+    if (this._fatalError || this._protocolError) {
+      return cb(this._fatalError || this._protocolError);
+    }
+    if (this._handshakePacket) {
+      return cb(null, this);
+    }
+    let connectCalled = 0;
+    function callbackOnce(isErrorHandler) {
+      return function(param) {
+        if (!connectCalled) {
+          if (isErrorHandler) {
+            cb(param);
+          } else {
+            cb(null, param);
+          }
+        }
+        connectCalled = 1;
+      };
+    }
+    this.once('error', callbackOnce(true));
+    this.once('connect', callbackOnce(false));
+  }
+
+  // ===================================
+  // outgoing server connection methods
+  // ===================================
+  writeColumns(columns) {
+    this.writePacket(Packets.ResultSetHeader.toPacket(columns.length));
+    columns.forEach(column => {
+      this.writePacket(
+        Packets.ColumnDefinition.toPacket(column, this.serverConfig.encoding)
+      );
+    });
+    this.writeEof();
+  }
+
+  // row is array of columns, not hash
+  writeTextRow(column) {
+    this.writePacket(
+      Packets.TextRow.toPacket(column, this.serverConfig.encoding)
+    );
+  }
+
+  writeTextResult(rows, columns) {
+    this.writeColumns(columns);
+    rows.forEach(row => {
+      const arrayRow = new Array(columns.length);
+      columns.forEach(column => {
+        arrayRow.push(row[column.name]);
+      });
+      this.writeTextRow(arrayRow);
+    });
+    this.writeEof();
+  }
+
+  writeEof(warnings, statusFlags) {
+    this.writePacket(Packets.EOF.toPacket(warnings, statusFlags));
+  }
+
+  writeOk(args) {
+    if (!args) {
+      args = { affectedRows: 0 };
+    }
+    this.writePacket(Packets.OK.toPacket(args, this.serverConfig.encoding));
+  }
+
+  writeError(args) {
+    // if we want to send error before initial hello was sent, use default encoding
+    const encoding = this.serverConfig ? this.serverConfig.encoding : 'cesu8';
+    this.writePacket(Packets.Error.toPacket(args, encoding));
+  }
+
+  serverHandshake(args) {
+    this.serverConfig = args;
+    this.serverConfig.encoding =
+      CharsetToEncoding[this.serverConfig.characterSet];
+    return this.addCommand(new Commands.ServerHandshake(args));
+  }
+
+  // ===============================================================
+  end(callback) {
+    if (this.config.isServer) {
+      this._closing = true;
+      const quitCmd = new EventEmitter();
+      setImmediate(() => {
+        this.stream.end();
+        quitCmd.emit('end');
+      });
+      return quitCmd;
+    }
+    // trigger error if more commands enqueued after end command
+    const quitCmd = this.addCommand(new Commands.Quit(callback));
+    this.addCommand = this._addCommandClosedState;
+    return quitCmd;
+  }
+
+  static createQuery(sql, values, cb, config) {
+    let options = {
+      rowsAsArray: config.rowsAsArray
+    };
+    if (typeof sql === 'object') {
+      // query(options, cb)
+      options = sql;
+      if (typeof values === 'function') {
+        cb = values;
+      } else if (values !== undefined) {
+        options.values = values;
+      }
+    } else if (typeof values === 'function') {
+      // query(sql, cb)
+      cb = values;
+      options.sql = sql;
+      options.values = undefined;
+    } else {
+      // query(sql, values, cb)
+      options.sql = sql;
+      options.values = values;
+    }
+    return new Commands.Query(options, cb);
+  }
+
+  static statementKey(options) {
+    return (
+      `${typeof options.nestTables}/${options.nestTables}/${options.rowsAsArray}${options.sql}`
+    );
+  }
+}
+
+if (Tls.TLSSocket) {
+  // not supported
+} else {
+  Connection.prototype.startTLS = function _startTLS(onSecure) {
+    if (this.config.debug) {
+      // eslint-disable-next-line no-console
+      console.log('Upgrading connection to TLS');
+    }
+    const crypto = require('crypto');
+    const config = this.config;
+    const stream = this.stream;
+    const rejectUnauthorized = this.config.ssl.rejectUnauthorized;
+    const credentials = crypto.createCredentials({
+      key: config.ssl.key,
+      cert: config.ssl.cert,
+      passphrase: config.ssl.passphrase,
+      ca: config.ssl.ca,
+      ciphers: config.ssl.ciphers
+    });
+    const securePair = Tls.createSecurePair(
+      credentials,
+      false,
+      true,
+      rejectUnauthorized
+    );
+
+    if (stream.ondata) {
+      stream.ondata = null;
+    }
+    stream.removeAllListeners('data');
+    stream.pipe(securePair.encrypted);
+    securePair.encrypted.pipe(stream);
+    securePair.cleartext.on('data', data => {
+      this.packetParser.execute(data);
+    });
+    this.write = function(buffer) {
+      securePair.cleartext.write(buffer);
+    };
+    securePair.on('secure', () => {
+      onSecure(rejectUnauthorized ? securePair.ssl.verifyError() : null);
+    });
+  };
+}
+
+module.exports = Connection;
diff --git a/node_modules/mysql2/lib/connection_config.js b/node_modules/mysql2/lib/connection_config.js
new file mode 100644
index 0000000..11ad01b
--- /dev/null
+++ b/node_modules/mysql2/lib/connection_config.js
@@ -0,0 +1,256 @@
+'use strict';
+
+const { URL } = require('url');
+const ClientConstants = require('./constants/client');
+const Charsets = require('./constants/charsets');
+let SSLProfiles = null;
+
+const validOptions = {
+  authPlugins: 1,
+  authSwitchHandler: 1,
+  bigNumberStrings: 1,
+  charset: 1,
+  charsetNumber: 1,
+  compress: 1,
+  connectAttributes: 1,
+  connectTimeout: 1,
+  database: 1,
+  dateStrings: 1,
+  debug: 1,
+  decimalNumbers: 1,
+  enableKeepAlive: 1,
+  flags: 1,
+  host: 1,
+  insecureAuth: 1,
+  isServer: 1,
+  keepAliveInitialDelay: 1,
+  localAddress: 1,
+  maxPreparedStatements: 1,
+  multipleStatements: 1,
+  namedPlaceholders: 1,
+  nestTables: 1,
+  password: 1,
+  passwordSha1: 1,
+  pool: 1,
+  port: 1,
+  queryFormat: 1,
+  rowsAsArray: 1,
+  socketPath: 1,
+  ssl: 1,
+  stream: 1,
+  stringifyObjects: 1,
+  supportBigNumbers: 1,
+  timezone: 1,
+  trace: 1,
+  typeCast: 1,
+  uri: 1,
+  user: 1,
+  // These options are used for Pool
+  connectionLimit: 1,
+  Promise: 1,
+  queueLimit: 1,
+  waitForConnections: 1
+};
+
+class ConnectionConfig {
+  constructor(options) {
+    if (typeof options === 'string') {
+      options = ConnectionConfig.parseUrl(options);
+    } else if (options && options.uri) {
+      const uriOptions = ConnectionConfig.parseUrl(options.uri);
+      for (const key in uriOptions) {
+        if (!Object.prototype.hasOwnProperty.call(uriOptions, key)) continue;
+        if (options[key]) continue;
+        options[key] = uriOptions[key];
+      }
+    }
+    for (const key in options) {
+      if (!Object.prototype.hasOwnProperty.call(options, key)) continue;
+      if (validOptions[key] !== 1) {
+        // REVIEW: Should this be emitted somehow?
+        // eslint-disable-next-line no-console
+        console.error(
+          `Ignoring invalid configuration option passed to Connection: ${key}. This is currently a warning, but in future versions of MySQL2, an error will be thrown if you pass an invalid configuration option to a Connection`
+        );
+      }
+    }
+    this.isServer = options.isServer;
+    this.stream = options.stream;
+    this.host = options.host || 'localhost';
+    this.port = options.port || 3306;
+    this.localAddress = options.localAddress;
+    this.socketPath = options.socketPath;
+    this.user = options.user || undefined;
+    this.password = options.password || undefined;
+    this.passwordSha1 = options.passwordSha1 || undefined;
+    this.database = options.database;
+    this.connectTimeout = isNaN(options.connectTimeout)
+      ? 10 * 1000
+      : options.connectTimeout;
+    this.insecureAuth = options.insecureAuth || false;
+    this.supportBigNumbers = options.supportBigNumbers || false;
+    this.bigNumberStrings = options.bigNumberStrings || false;
+    this.decimalNumbers = options.decimalNumbers || false;
+    this.dateStrings = options.dateStrings || false;
+    this.debug = options.debug;
+    this.trace = options.trace !== false;
+    this.stringifyObjects = options.stringifyObjects || false;
+    this.enableKeepAlive = !!options.enableKeepAlive;
+    this.keepAliveInitialDelay = options.keepAliveInitialDelay || 0;
+    if (
+      options.timezone &&
+      !/^(?:local|Z|[ +-]\d\d:\d\d)$/.test(options.timezone)
+    ) {
+      // strictly supports timezones specified by mysqljs/mysql:
+      // https://github.com/mysqljs/mysql#user-content-connection-options
+      // eslint-disable-next-line no-console
+      console.error(
+        `Ignoring invalid timezone passed to Connection: ${options.timezone}. This is currently a warning, but in future versions of MySQL2, an error will be thrown if you pass an invalid configuration option to a Connection`
+      );
+      // SqlStrings falls back to UTC on invalid timezone
+      this.timezone = 'Z';
+    } else {
+      this.timezone = options.timezone || 'local';
+    }
+    this.queryFormat = options.queryFormat;
+    this.pool = options.pool || undefined;
+    this.ssl =
+      typeof options.ssl === 'string'
+        ? ConnectionConfig.getSSLProfile(options.ssl)
+        : options.ssl || false;
+    this.multipleStatements = options.multipleStatements || false;
+    this.rowsAsArray = options.rowsAsArray || false;
+    this.namedPlaceholders = options.namedPlaceholders || false;
+    this.nestTables =
+      options.nestTables === undefined ? undefined : options.nestTables;
+    this.typeCast = options.typeCast === undefined ? true : options.typeCast;
+    if (this.timezone[0] === ' ') {
+      // "+" is a url encoded char for space so it
+      // gets translated to space when giving a
+      // connection string..
+      this.timezone = `+${this.timezone.substr(1)}`;
+    }
+    if (this.ssl) {
+      if (typeof this.ssl !== 'object') {
+        throw new TypeError(
+          `SSL profile must be an object, instead it's a ${typeof this.ssl}`
+        );
+      }
+      // Default rejectUnauthorized to true
+      this.ssl.rejectUnauthorized = this.ssl.rejectUnauthorized !== false;
+    }
+    this.maxPacketSize = 0;
+    this.charsetNumber = options.charset
+      ? ConnectionConfig.getCharsetNumber(options.charset)
+      : options.charsetNumber || Charsets.UTF8MB4_UNICODE_CI;
+    this.compress = options.compress || false;
+    this.authPlugins = options.authPlugins;
+    this.authSwitchHandler = options.authSwitchHandler;
+    this.clientFlags = ConnectionConfig.mergeFlags(
+      ConnectionConfig.getDefaultFlags(options),
+      options.flags || ''
+    );
+    this.connectAttributes = options.connectAttributes;
+    this.maxPreparedStatements = options.maxPreparedStatements || 16000;
+  }
+
+  static mergeFlags(default_flags, user_flags) {
+    let flags = 0x0,
+      i;
+    if (!Array.isArray(user_flags)) {
+      user_flags = String(user_flags || '')
+        .toUpperCase()
+        .split(/\s*,+\s*/);
+    }
+    // add default flags unless "blacklisted"
+    for (i in default_flags) {
+      if (user_flags.indexOf(`-${default_flags[i]}`) >= 0) {
+        continue;
+      }
+      flags |= ClientConstants[default_flags[i]] || 0x0;
+    }
+    // add user flags unless already already added
+    for (i in user_flags) {
+      if (user_flags[i][0] === '-') {
+        continue;
+      }
+      if (default_flags.indexOf(user_flags[i]) >= 0) {
+        continue;
+      }
+      flags |= ClientConstants[user_flags[i]] || 0x0;
+    }
+    return flags;
+  }
+
+  static getDefaultFlags(options) {
+    const defaultFlags = [
+      'LONG_PASSWORD',
+      'FOUND_ROWS',
+      'LONG_FLAG',
+      'CONNECT_WITH_DB',
+      'ODBC',
+      'LOCAL_FILES',
+      'IGNORE_SPACE',
+      'PROTOCOL_41',
+      'IGNORE_SIGPIPE',
+      'TRANSACTIONS',
+      'RESERVED',
+      'SECURE_CONNECTION',
+      'MULTI_RESULTS',
+      'TRANSACTIONS',
+      'SESSION_TRACK'
+    ];
+    if (options && options.multipleStatements) {
+      defaultFlags.push('MULTI_STATEMENTS');
+    }
+    defaultFlags.push('PLUGIN_AUTH');
+    defaultFlags.push('PLUGIN_AUTH_LENENC_CLIENT_DATA');
+
+    if (options && options.connectAttributes) {
+      defaultFlags.push('CONNECT_ATTRS');
+    }
+    return defaultFlags;
+  }
+
+  static getCharsetNumber(charset) {
+    const num = Charsets[charset.toUpperCase()];
+    if (num === undefined) {
+      throw new TypeError(`Unknown charset '${charset}'`);
+    }
+    return num;
+  }
+
+  static getSSLProfile(name) {
+    if (!SSLProfiles) {
+      SSLProfiles = require('./constants/ssl_profiles.js');
+    }
+    const ssl = SSLProfiles[name];
+    if (ssl === undefined) {
+      throw new TypeError(`Unknown SSL profile '${name}'`);
+    }
+    return ssl;
+  }
+
+  static parseUrl(url) {
+    const parsedUrl = new URL(url);
+    const options = {
+      host: parsedUrl.hostname,
+      port: parsedUrl.port,
+      database: parsedUrl.pathname.substr(1),
+      user: parsedUrl.username,
+      password: parsedUrl.password
+    };
+    parsedUrl.searchParams.forEach((value, key) => {
+      try {
+        // Try to parse this as a JSON expression first
+        options[key] = JSON.parse(value);
+      } catch (err) {
+        // Otherwise assume it is a plain string
+        options[key] = value;
+      }
+    });
+    return options;
+  }
+}
+
+module.exports = ConnectionConfig;
diff --git a/node_modules/mysql2/lib/constants/charset_encodings.js b/node_modules/mysql2/lib/constants/charset_encodings.js
new file mode 100644
index 0000000..6d912ab
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/charset_encodings.js
@@ -0,0 +1,313 @@
+'use strict';
+
+// see tools/generate-charset-mapping.js
+// basicalliy result of "SHOW COLLATION" query
+
+module.exports = [
+  'utf8',
+  'big5',
+  'latin2',
+  'dec8',
+  'cp850',
+  'latin1',
+  'hp8',
+  'koi8r',
+  'latin1',
+  'latin2',
+  'swe7',
+  'ascii',
+  'eucjp',
+  'sjis',
+  'cp1251',
+  'latin1',
+  'hebrew',
+  'utf8',
+  'tis620',
+  'euckr',
+  'latin7',
+  'latin2',
+  'koi8u',
+  'cp1251',
+  'gb2312',
+  'greek',
+  'cp1250',
+  'latin2',
+  'gbk',
+  'cp1257',
+  'latin5',
+  'latin1',
+  'armscii8',
+  'cesu8',
+  'cp1250',
+  'ucs2',
+  'cp866',
+  'keybcs2',
+  'macintosh',
+  'macroman',
+  'cp852',
+  'latin7',
+  'latin7',
+  'macintosh',
+  'cp1250',
+  'utf8',
+  'utf8',
+  'latin1',
+  'latin1',
+  'latin1',
+  'cp1251',
+  'cp1251',
+  'cp1251',
+  'macroman',
+  'utf16',
+  'utf16',
+  'utf16-le',
+  'cp1256',
+  'cp1257',
+  'cp1257',
+  'utf32',
+  'utf32',
+  'utf16-le',
+  'binary',
+  'armscii8',
+  'ascii',
+  'cp1250',
+  'cp1256',
+  'cp866',
+  'dec8',
+  'greek',
+  'hebrew',
+  'hp8',
+  'keybcs2',
+  'koi8r',
+  'koi8u',
+  'cesu8',
+  'latin2',
+  'latin5',
+  'latin7',
+  'cp850',
+  'cp852',
+  'swe7',
+  'cesu8',
+  'big5',
+  'euckr',
+  'gb2312',
+  'gbk',
+  'sjis',
+  'tis620',
+  'ucs2',
+  'eucjp',
+  'geostd8',
+  'geostd8',
+  'latin1',
+  'cp932',
+  'cp932',
+  'eucjpms',
+  'eucjpms',
+  'cp1250',
+  'utf8',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf16',
+  'utf8',
+  'utf8',
+  'utf8',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'ucs2',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'ucs2',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf32',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'cesu8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'cesu8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'gb18030',
+  'gb18030',
+  'gb18030',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8',
+  'utf8'
+];
diff --git a/node_modules/mysql2/lib/constants/charsets.js b/node_modules/mysql2/lib/constants/charsets.js
new file mode 100644
index 0000000..1adfbae
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/charsets.js
@@ -0,0 +1,289 @@
+'use strict';
+
+exports.BIG5_CHINESE_CI = 1;
+exports.LATIN2_CZECH_CS = 2;
+exports.DEC8_SWEDISH_CI = 3;
+exports.CP850_GENERAL_CI = 4;
+exports.LATIN1_GERMAN1_CI = 5;
+exports.HP8_ENGLISH_CI = 6;
+exports.KOI8R_GENERAL_CI = 7;
+exports.LATIN1_SWEDISH_CI = 8;
+exports.LATIN2_GENERAL_CI = 9;
+exports.SWE7_SWEDISH_CI = 10;
+exports.ASCII_GENERAL_CI = 11;
+exports.UJIS_JAPANESE_CI = 12;
+exports.SJIS_JAPANESE_CI = 13;
+exports.CP1251_BULGARIAN_CI = 14;
+exports.LATIN1_DANISH_CI = 15;
+exports.HEBREW_GENERAL_CI = 16;
+exports.TIS620_THAI_CI = 18;
+exports.EUCKR_KOREAN_CI = 19;
+exports.LATIN7_ESTONIAN_CS = 20;
+exports.LATIN2_HUNGARIAN_CI = 21;
+exports.KOI8U_GENERAL_CI = 22;
+exports.CP1251_UKRAINIAN_CI = 23;
+exports.GB2312_CHINESE_CI = 24;
+exports.GREEK_GENERAL_CI = 25;
+exports.CP1250_GENERAL_CI = 26;
+exports.LATIN2_CROATIAN_CI = 27;
+exports.GBK_CHINESE_CI = 28;
+exports.CP1257_LITHUANIAN_CI = 29;
+exports.LATIN5_TURKISH_CI = 30;
+exports.LATIN1_GERMAN2_CI = 31;
+exports.ARMSCII8_GENERAL_CI = 32;
+exports.UTF8_GENERAL_CI = 33;
+exports.CP1250_CZECH_CS = 34;
+exports.UCS2_GENERAL_CI = 35;
+exports.CP866_GENERAL_CI = 36;
+exports.KEYBCS2_GENERAL_CI = 37;
+exports.MACCE_GENERAL_CI = 38;
+exports.MACROMAN_GENERAL_CI = 39;
+exports.CP852_GENERAL_CI = 40;
+exports.LATIN7_GENERAL_CI = 41;
+exports.LATIN7_GENERAL_CS = 42;
+exports.MACCE_BIN = 43;
+exports.CP1250_CROATIAN_CI = 44;
+exports.UTF8MB4_GENERAL_CI = 45;
+exports.UTF8MB4_BIN = 46;
+exports.LATIN1_BIN = 47;
+exports.LATIN1_GENERAL_CI = 48;
+exports.LATIN1_GENERAL_CS = 49;
+exports.CP1251_BIN = 50;
+exports.CP1251_GENERAL_CI = 51;
+exports.CP1251_GENERAL_CS = 52;
+exports.MACROMAN_BIN = 53;
+exports.UTF16_GENERAL_CI = 54;
+exports.UTF16_BIN = 55;
+exports.UTF16LE_GENERAL_CI = 56;
+exports.CP1256_GENERAL_CI = 57;
+exports.CP1257_BIN = 58;
+exports.CP1257_GENERAL_CI = 59;
+exports.UTF32_GENERAL_CI = 60;
+exports.UTF32_BIN = 61;
+exports.UTF16LE_BIN = 62;
+exports.BINARY = 63;
+exports.ARMSCII8_BIN = 64;
+exports.ASCII_BIN = 65;
+exports.CP1250_BIN = 66;
+exports.CP1256_BIN = 67;
+exports.CP866_BIN = 68;
+exports.DEC8_BIN = 69;
+exports.GREEK_BIN = 70;
+exports.HEBREW_BIN = 71;
+exports.HP8_BIN = 72;
+exports.KEYBCS2_BIN = 73;
+exports.KOI8R_BIN = 74;
+exports.KOI8U_BIN = 75;
+exports.UTF8_TOLOWER_CI = 76;
+exports.LATIN2_BIN = 77;
+exports.LATIN5_BIN = 78;
+exports.LATIN7_BIN = 79;
+exports.CP850_BIN = 80;
+exports.CP852_BIN = 81;
+exports.SWE7_BIN = 82;
+exports.UTF8_BIN = 83;
+exports.BIG5_BIN = 84;
+exports.EUCKR_BIN = 85;
+exports.GB2312_BIN = 86;
+exports.GBK_BIN = 87;
+exports.SJIS_BIN = 88;
+exports.TIS620_BIN = 89;
+exports.UCS2_BIN = 90;
+exports.UJIS_BIN = 91;
+exports.GEOSTD8_GENERAL_CI = 92;
+exports.GEOSTD8_BIN = 93;
+exports.LATIN1_SPANISH_CI = 94;
+exports.CP932_JAPANESE_CI = 95;
+exports.CP932_BIN = 96;
+exports.EUCJPMS_JAPANESE_CI = 97;
+exports.EUCJPMS_BIN = 98;
+exports.CP1250_POLISH_CI = 99;
+exports.UTF16_UNICODE_CI = 101;
+exports.UTF16_ICELANDIC_CI = 102;
+exports.UTF16_LATVIAN_CI = 103;
+exports.UTF16_ROMANIAN_CI = 104;
+exports.UTF16_SLOVENIAN_CI = 105;
+exports.UTF16_POLISH_CI = 106;
+exports.UTF16_ESTONIAN_CI = 107;
+exports.UTF16_SPANISH_CI = 108;
+exports.UTF16_SWEDISH_CI = 109;
+exports.UTF16_TURKISH_CI = 110;
+exports.UTF16_CZECH_CI = 111;
+exports.UTF16_DANISH_CI = 112;
+exports.UTF16_LITHUANIAN_CI = 113;
+exports.UTF16_SLOVAK_CI = 114;
+exports.UTF16_SPANISH2_CI = 115;
+exports.UTF16_ROMAN_CI = 116;
+exports.UTF16_PERSIAN_CI = 117;
+exports.UTF16_ESPERANTO_CI = 118;
+exports.UTF16_HUNGARIAN_CI = 119;
+exports.UTF16_SINHALA_CI = 120;
+exports.UTF16_GERMAN2_CI = 121;
+exports.UTF16_CROATIAN_CI = 122;
+exports.UTF16_UNICODE_520_CI = 123;
+exports.UTF16_VIETNAMESE_CI = 124;
+exports.UCS2_UNICODE_CI = 128;
+exports.UCS2_ICELANDIC_CI = 129;
+exports.UCS2_LATVIAN_CI = 130;
+exports.UCS2_ROMANIAN_CI = 131;
+exports.UCS2_SLOVENIAN_CI = 132;
+exports.UCS2_POLISH_CI = 133;
+exports.UCS2_ESTONIAN_CI = 134;
+exports.UCS2_SPANISH_CI = 135;
+exports.UCS2_SWEDISH_CI = 136;
+exports.UCS2_TURKISH_CI = 137;
+exports.UCS2_CZECH_CI = 138;
+exports.UCS2_DANISH_CI = 139;
+exports.UCS2_LITHUANIAN_CI = 140;
+exports.UCS2_SLOVAK_CI = 141;
+exports.UCS2_SPANISH2_CI = 142;
+exports.UCS2_ROMAN_CI = 143;
+exports.UCS2_PERSIAN_CI = 144;
+exports.UCS2_ESPERANTO_CI = 145;
+exports.UCS2_HUNGARIAN_CI = 146;
+exports.UCS2_SINHALA_CI = 147;
+exports.UCS2_GERMAN2_CI = 148;
+exports.UCS2_CROATIAN_CI = 149;
+exports.UCS2_UNICODE_520_CI = 150;
+exports.UCS2_VIETNAMESE_CI = 151;
+exports.UCS2_GENERAL_MYSQL500_CI = 159;
+exports.UTF32_UNICODE_CI = 160;
+exports.UTF32_ICELANDIC_CI = 161;
+exports.UTF32_LATVIAN_CI = 162;
+exports.UTF32_ROMANIAN_CI = 163;
+exports.UTF32_SLOVENIAN_CI = 164;
+exports.UTF32_POLISH_CI = 165;
+exports.UTF32_ESTONIAN_CI = 166;
+exports.UTF32_SPANISH_CI = 167;
+exports.UTF32_SWEDISH_CI = 168;
+exports.UTF32_TURKISH_CI = 169;
+exports.UTF32_CZECH_CI = 170;
+exports.UTF32_DANISH_CI = 171;
+exports.UTF32_LITHUANIAN_CI = 172;
+exports.UTF32_SLOVAK_CI = 173;
+exports.UTF32_SPANISH2_CI = 174;
+exports.UTF32_ROMAN_CI = 175;
+exports.UTF32_PERSIAN_CI = 176;
+exports.UTF32_ESPERANTO_CI = 177;
+exports.UTF32_HUNGARIAN_CI = 178;
+exports.UTF32_SINHALA_CI = 179;
+exports.UTF32_GERMAN2_CI = 180;
+exports.UTF32_CROATIAN_CI = 181;
+exports.UTF32_UNICODE_520_CI = 182;
+exports.UTF32_VIETNAMESE_CI = 183;
+exports.UTF8_UNICODE_CI = 192;
+exports.UTF8_ICELANDIC_CI = 193;
+exports.UTF8_LATVIAN_CI = 194;
+exports.UTF8_ROMANIAN_CI = 195;
+exports.UTF8_SLOVENIAN_CI = 196;
+exports.UTF8_POLISH_CI = 197;
+exports.UTF8_ESTONIAN_CI = 198;
+exports.UTF8_SPANISH_CI = 199;
+exports.UTF8_SWEDISH_CI = 200;
+exports.UTF8_TURKISH_CI = 201;
+exports.UTF8_CZECH_CI = 202;
+exports.UTF8_DANISH_CI = 203;
+exports.UTF8_LITHUANIAN_CI = 204;
+exports.UTF8_SLOVAK_CI = 205;
+exports.UTF8_SPANISH2_CI = 206;
+exports.UTF8_ROMAN_CI = 207;
+exports.UTF8_PERSIAN_CI = 208;
+exports.UTF8_ESPERANTO_CI = 209;
+exports.UTF8_HUNGARIAN_CI = 210;
+exports.UTF8_SINHALA_CI = 211;
+exports.UTF8_GERMAN2_CI = 212;
+exports.UTF8_CROATIAN_CI = 213;
+exports.UTF8_UNICODE_520_CI = 214;
+exports.UTF8_VIETNAMESE_CI = 215;
+exports.UTF8_GENERAL_MYSQL500_CI = 223;
+exports.UTF8MB4_UNICODE_CI = 224;
+exports.UTF8MB4_ICELANDIC_CI = 225;
+exports.UTF8MB4_LATVIAN_CI = 226;
+exports.UTF8MB4_ROMANIAN_CI = 227;
+exports.UTF8MB4_SLOVENIAN_CI = 228;
+exports.UTF8MB4_POLISH_CI = 229;
+exports.UTF8MB4_ESTONIAN_CI = 230;
+exports.UTF8MB4_SPANISH_CI = 231;
+exports.UTF8MB4_SWEDISH_CI = 232;
+exports.UTF8MB4_TURKISH_CI = 233;
+exports.UTF8MB4_CZECH_CI = 234;
+exports.UTF8MB4_DANISH_CI = 235;
+exports.UTF8MB4_LITHUANIAN_CI = 236;
+exports.UTF8MB4_SLOVAK_CI = 237;
+exports.UTF8MB4_SPANISH2_CI = 238;
+exports.UTF8MB4_ROMAN_CI = 239;
+exports.UTF8MB4_PERSIAN_CI = 240;
+exports.UTF8MB4_ESPERANTO_CI = 241;
+exports.UTF8MB4_HUNGARIAN_CI = 242;
+exports.UTF8MB4_SINHALA_CI = 243;
+exports.UTF8MB4_GERMAN2_CI = 244;
+exports.UTF8MB4_CROATIAN_CI = 245;
+exports.UTF8MB4_UNICODE_520_CI = 246;
+exports.UTF8MB4_VIETNAMESE_CI = 247;
+exports.GB18030_CHINESE_CI = 248;
+exports.GB18030_BIN = 249;
+exports.GB18030_UNICODE_520_CI = 250;
+exports.UTF8_GENERAL50_CI = 253;
+exports.UTF8MB4_0900_AI_CI = 255;
+exports.UTF8MB4_CS_0900_AI_CI = 266;
+exports.UTF8MB4_DA_0900_AI_CI = 267;
+exports.UTF8MB4_DE_PB_0900_AI_CI = 256;
+exports.UTF8MB4_EO_0900_AI_CI = 273;
+exports.UTF8MB4_ES_0900_AI_CI = 263;
+exports.UTF8MB4_ES_TRAD_0900_AI_CI = 270;
+exports.UTF8MB4_ET_0900_AI_CI = 262;
+exports.UTF8MB4_HR_0900_AI_CI = 275;
+exports.UTF8MB4_HU_0900_AI_CI = 274;
+exports.UTF8MB4_IS_0900_AI_CI = 257;
+exports.UTF8MB4_LA_0900_AI_CI = 271;
+exports.UTF8MB4_LT_0900_AI_CI = 268;
+exports.UTF8MB4_LV_0900_AI_CI = 258;
+exports.UTF8MB4_PL_0900_AI_CI = 261;
+exports.UTF8MB4_RO_0900_AI_CI = 259;
+exports.UTF8MB4_SK_0900_AI_CI = 269;
+exports.UTF8MB4_SL_0900_AI_CI = 260;
+exports.UTF8MB4_SV_0900_AI_CI = 264;
+exports.UTF8MB4_TR_0900_AI_CI = 265;
+exports.UTF8MB4_VI_0900_AI_CI = 277;
+
+// short aliases
+exports.BIG5 = exports.BIG5_CHINESE_CI;
+exports.DEC8 = exports.DEC8_SWEDISH_CI;
+exports.CP850 = exports.CP850_GENERAL_CI;
+exports.HP8 = exports.HP8_ENGLISH_CI;
+exports.KOI8R = exports.KOI8R_GENERAL_CI;
+exports.LATIN1 = exports.LATIN1_SWEDISH_CI;
+exports.LATIN2 = exports.LATIN2_GENERAL_CI;
+exports.SWE7 = exports.SWE7_SWEDISH_CI;
+exports.ASCII = exports.ASCII_GENERAL_CI;
+exports.UJIS = exports.UJIS_JAPANESE_CI;
+exports.SJIS = exports.SJIS_JAPANESE_CI;
+exports.HEBREW = exports.HEBREW_GENERAL_CI;
+exports.TIS620 = exports.TIS620_THAI_CI;
+exports.EUCKR = exports.EUCKR_KOREAN_CI;
+exports.KOI8U = exports.KOI8U_GENERAL_CI;
+exports.GB2312 = exports.GB2312_CHINESE_CI;
+exports.GREEK = exports.GREEK_GENERAL_CI;
+exports.CP1250 = exports.CP1250_GENERAL_CI;
+exports.GBK = exports.GBK_CHINESE_CI;
+exports.LATIN5 = exports.LATIN5_TURKISH_CI;
+exports.ARMSCII8 = exports.ARMSCII8_GENERAL_CI;
+exports.UTF8 = exports.UTF8_GENERAL_CI;
+exports.UCS2 = exports.UCS2_GENERAL_CI;
+exports.CP866 = exports.CP866_GENERAL_CI;
+exports.KEYBCS2 = exports.KEYBCS2_GENERAL_CI;
+exports.MACCE = exports.MACCE_GENERAL_CI;
+exports.MACROMAN = exports.MACROMAN_GENERAL_CI;
+exports.CP852 = exports.CP852_GENERAL_CI;
+exports.LATIN7 = exports.LATIN7_GENERAL_CI;
+exports.UTF8MB4 = exports.UTF8MB4_GENERAL_CI;
+exports.CP1251 = exports.CP1251_GENERAL_CI;
+exports.UTF16 = exports.UTF16_GENERAL_CI;
+exports.UTF16LE = exports.UTF16LE_GENERAL_CI;
+exports.CP1256 = exports.CP1256_GENERAL_CI;
+exports.CP1257 = exports.CP1257_GENERAL_CI;
+exports.UTF32 = exports.UTF32_GENERAL_CI;
+exports.CP932 = exports.CP932_JAPANESE_CI;
+exports.EUCJPMS = exports.EUCJPMS_JAPANESE_CI;
+exports.GB18030 = exports.GB18030_CHINESE_CI;
+exports.GEOSTD8 = exports.GEOSTD8_GENERAL_CI;
diff --git a/node_modules/mysql2/lib/constants/client.js b/node_modules/mysql2/lib/constants/client.js
new file mode 100644
index 0000000..43f9579
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/client.js
@@ -0,0 +1,31 @@
+'use strict';
+
+// Manually extracted from mysql-5.5.23/include/mysql_com.h
+exports.LONG_PASSWORD = 0x00000001; /* new more secure passwords */
+exports.FOUND_ROWS = 0x00000002; /* found instead of affected rows */
+exports.LONG_FLAG = 0x00000004; /* get all column flags */
+exports.CONNECT_WITH_DB = 0x00000008; /* one can specify db on connect */
+exports.NO_SCHEMA = 0x00000010; /* don't allow database.table.column */
+exports.COMPRESS = 0x00000020; /* can use compression protocol */
+exports.ODBC = 0x00000040; /* odbc client */
+exports.LOCAL_FILES = 0x00000080; /* can use LOAD DATA LOCAL */
+exports.IGNORE_SPACE = 0x00000100; /* ignore spaces before '' */
+exports.PROTOCOL_41 = 0x00000200; /* new 4.1 protocol */
+exports.INTERACTIVE = 0x00000400; /* this is an interactive client */
+exports.SSL = 0x00000800; /* switch to ssl after handshake */
+exports.IGNORE_SIGPIPE = 0x00001000; /* IGNORE sigpipes */
+exports.TRANSACTIONS = 0x00002000; /* client knows about transactions */
+exports.RESERVED = 0x00004000; /* old flag for 4.1 protocol  */
+exports.SECURE_CONNECTION = 0x00008000; /* new 4.1 authentication */
+exports.MULTI_STATEMENTS = 0x00010000; /* enable/disable multi-stmt support */
+exports.MULTI_RESULTS = 0x00020000; /* enable/disable multi-results */
+exports.PS_MULTI_RESULTS = 0x00040000; /* multi-results in ps-protocol */
+exports.PLUGIN_AUTH = 0x00080000; /* client supports plugin authentication */
+exports.CONNECT_ATTRS = 0x00100000; /* permits connection attributes */
+exports.PLUGIN_AUTH_LENENC_CLIENT_DATA = 0x00200000; /* Understands length-encoded integer for auth response data in Protocol::HandshakeResponse41. */
+exports.CAN_HANDLE_EXPIRED_PASSWORDS = 0x00400000; /* Announces support for expired password extension. */
+exports.SESSION_TRACK = 0x00800000; /* Can set SERVER_SESSION_STATE_CHANGED in the Status Flags and send session-state change data after a OK packet. */
+exports.DEPRECATE_EOF = 0x01000000; /* Can send OK after a Text Resultset. */
+
+exports.SSL_VERIFY_SERVER_CERT = 0x40000000;
+exports.REMEMBER_OPTIONS = 0x80000000;
diff --git a/node_modules/mysql2/lib/constants/commands.js b/node_modules/mysql2/lib/constants/commands.js
new file mode 100644
index 0000000..c0ed47d
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/commands.js
@@ -0,0 +1,36 @@
+'use strict';
+
+module.exports = {
+  SLEEP: 0x00, // deprecated
+  QUIT: 0x01,
+  INIT_DB: 0x02,
+  QUERY: 0x03,
+  FIELD_LIST: 0x04,
+  CREATE_DB: 0x05,
+  DROP_DB: 0x06,
+  REFRESH: 0x07,
+  SHUTDOWN: 0x08,
+  STATISTICS: 0x09,
+  PROCESS_INFO: 0x0a, // deprecated
+  CONNECT: 0x0b, // deprecated
+  PROCESS_KILL: 0x0c,
+  DEBUG: 0x0d,
+  PING: 0x0e,
+  TIME: 0x0f, // deprecated
+  DELAYED_INSERT: 0x10, // deprecated
+  CHANGE_USER: 0x11,
+  BINLOG_DUMP: 0x12,
+  TABLE_DUMP: 0x13,
+  CONNECT_OUT: 0x14,
+  REGISTER_SLAVE: 0x15,
+  STMT_PREPARE: 0x16,
+  STMT_EXECUTE: 0x17,
+  STMT_SEND_LONG_DATA: 0x18,
+  STMT_CLOSE: 0x19,
+  STMT_RESET: 0x1a,
+  SET_OPTION: 0x1b,
+  STMT_FETCH: 0x1c,
+  DAEMON: 0x1d, // deprecated
+  BINLOG_DUMP_GTID: 0x1e,
+  UNKNOWN: 0xff // bad!
+};
diff --git a/node_modules/mysql2/lib/constants/cursor.js b/node_modules/mysql2/lib/constants/cursor.js
new file mode 100644
index 0000000..8ed1ebf
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/cursor.js
@@ -0,0 +1,8 @@
+'use strict';
+
+module.exports = {
+  NO_CURSOR: 0,
+  READ_ONLY: 1,
+  FOR_UPDATE: 2,
+  SCROLLABLE: 3
+};
diff --git a/node_modules/mysql2/lib/constants/encoding_charset.js b/node_modules/mysql2/lib/constants/encoding_charset.js
new file mode 100644
index 0000000..3e076e8
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/encoding_charset.js
@@ -0,0 +1,49 @@
+'use strict';
+
+// inverse of charset_encodings
+// given encoding, get matching mysql charset number
+
+module.exports = {
+  big5: 1,
+  latin2: 2,
+  dec8: 3,
+  cp850: 4,
+  latin1: 5,
+  hp8: 6,
+  koi8r: 7,
+  swe7: 10,
+  ascii: 11,
+  eucjp: 12,
+  sjis: 13,
+  cp1251: 14,
+  hebrew: 16,
+  tis620: 18,
+  euckr: 19,
+  latin7: 20,
+  koi8u: 22,
+  gb2312: 24,
+  greek: 25,
+  cp1250: 26,
+  gbk: 28,
+  cp1257: 29,
+  latin5: 30,
+  armscii8: 32,
+  cesu8: 33,
+  ucs2: 35,
+  cp866: 36,
+  keybcs2: 37,
+  macintosh: 38,
+  macroman: 39,
+  cp852: 40,
+  utf8: 45,
+  utf8mb4: 45,
+  utf16: 54,
+  utf16le: 56,
+  cp1256: 57,
+  utf32: 60,
+  binary: 63,
+  geostd8: 92,
+  cp932: 95,
+  eucjpms: 97,
+  gb18030: 248
+};
diff --git a/node_modules/mysql2/lib/constants/errors.js b/node_modules/mysql2/lib/constants/errors.js
new file mode 100644
index 0000000..9d21a66
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/errors.js
@@ -0,0 +1,2094 @@
+// This file was modified by Oracle on June 1, 2021.
+// An entry was created for a new error reported by the MySQL server due to
+// client inactivity.
+// Modifications copyright (c) 2021, Oracle and/or its affiliates.
+
+'use strict';
+
+// copy from https://raw.githubusercontent.com/mysqljs/mysql/7770ee5bb13260c56a160b91fe480d9165dbeeba/lib/protocol/constants/errors.js
+// (c) node-mysql authors
+
+/**
+ * MySQL error constants
+ *
+ * !! Generated by generate-error-constants.js, do not modify by hand !!
+ */
+
+exports.EE_CANTCREATEFILE = 1;
+exports.EE_READ = 2;
+exports.EE_WRITE = 3;
+exports.EE_BADCLOSE = 4;
+exports.EE_OUTOFMEMORY = 5;
+exports.EE_DELETE = 6;
+exports.EE_LINK = 7;
+exports.EE_EOFERR = 9;
+exports.EE_CANTLOCK = 10;
+exports.EE_CANTUNLOCK = 11;
+exports.EE_DIR = 12;
+exports.EE_STAT = 13;
+exports.EE_CANT_CHSIZE = 14;
+exports.EE_CANT_OPEN_STREAM = 15;
+exports.EE_GETWD = 16;
+exports.EE_SETWD = 17;
+exports.EE_LINK_WARNING = 18;
+exports.EE_OPEN_WARNING = 19;
+exports.EE_DISK_FULL = 20;
+exports.EE_CANT_MKDIR = 21;
+exports.EE_UNKNOWN_CHARSET = 22;
+exports.EE_OUT_OF_FILERESOURCES = 23;
+exports.EE_CANT_READLINK = 24;
+exports.EE_CANT_SYMLINK = 25;
+exports.EE_REALPATH = 26;
+exports.EE_SYNC = 27;
+exports.EE_UNKNOWN_COLLATION = 28;
+exports.EE_FILENOTFOUND = 29;
+exports.EE_FILE_NOT_CLOSED = 30;
+exports.EE_CHANGE_OWNERSHIP = 31;
+exports.EE_CHANGE_PERMISSIONS = 32;
+exports.EE_CANT_SEEK = 33;
+exports.HA_ERR_KEY_NOT_FOUND = 120;
+exports.HA_ERR_FOUND_DUPP_KEY = 121;
+exports.HA_ERR_INTERNAL_ERROR = 122;
+exports.HA_ERR_RECORD_CHANGED = 123;
+exports.HA_ERR_WRONG_INDEX = 124;
+exports.HA_ERR_CRASHED = 126;
+exports.HA_ERR_WRONG_IN_RECORD = 127;
+exports.HA_ERR_OUT_OF_MEM = 128;
+exports.HA_ERR_NOT_A_TABLE = 130;
+exports.HA_ERR_WRONG_COMMAND = 131;
+exports.HA_ERR_OLD_FILE = 132;
+exports.HA_ERR_NO_ACTIVE_RECORD = 133;
+exports.HA_ERR_RECORD_DELETED = 134;
+exports.HA_ERR_RECORD_FILE_FULL = 135;
+exports.HA_ERR_INDEX_FILE_FULL = 136;
+exports.HA_ERR_END_OF_FILE = 137;
+exports.HA_ERR_UNSUPPORTED = 138;
+exports.HA_ERR_TO_BIG_ROW = 139;
+exports.HA_WRONG_CREATE_OPTION = 140;
+exports.HA_ERR_FOUND_DUPP_UNIQUE = 141;
+exports.HA_ERR_UNKNOWN_CHARSET = 142;
+exports.HA_ERR_WRONG_MRG_TABLE_DEF = 143;
+exports.HA_ERR_CRASHED_ON_REPAIR = 144;
+exports.HA_ERR_CRASHED_ON_USAGE = 145;
+exports.HA_ERR_LOCK_WAIT_TIMEOUT = 146;
+exports.HA_ERR_LOCK_TABLE_FULL = 147;
+exports.HA_ERR_READ_ONLY_TRANSACTION = 148;
+exports.HA_ERR_LOCK_DEADLOCK = 149;
+exports.HA_ERR_CANNOT_ADD_FOREIGN = 150;
+exports.HA_ERR_NO_REFERENCED_ROW = 151;
+exports.HA_ERR_ROW_IS_REFERENCED = 152;
+exports.HA_ERR_NO_SAVEPOINT = 153;
+exports.HA_ERR_NON_UNIQUE_BLOCK_SIZE = 154;
+exports.HA_ERR_NO_SUCH_TABLE = 155;
+exports.HA_ERR_TABLE_EXIST = 156;
+exports.HA_ERR_NO_CONNECTION = 157;
+exports.HA_ERR_NULL_IN_SPATIAL = 158;
+exports.HA_ERR_TABLE_DEF_CHANGED = 159;
+exports.HA_ERR_NO_PARTITION_FOUND = 160;
+exports.HA_ERR_RBR_LOGGING_FAILED = 161;
+exports.HA_ERR_DROP_INDEX_FK = 162;
+exports.HA_ERR_FOREIGN_DUPLICATE_KEY = 163;
+exports.HA_ERR_TABLE_NEEDS_UPGRADE = 164;
+exports.HA_ERR_TABLE_READONLY = 165;
+exports.HA_ERR_AUTOINC_READ_FAILED = 166;
+exports.HA_ERR_AUTOINC_ERANGE = 167;
+exports.HA_ERR_GENERIC = 168;
+exports.HA_ERR_RECORD_IS_THE_SAME = 169;
+exports.HA_ERR_LOGGING_IMPOSSIBLE = 170;
+exports.HA_ERR_CORRUPT_EVENT = 171;
+exports.HA_ERR_NEW_FILE = 172;
+exports.HA_ERR_ROWS_EVENT_APPLY = 173;
+exports.HA_ERR_INITIALIZATION = 174;
+exports.HA_ERR_FILE_TOO_SHORT = 175;
+exports.HA_ERR_WRONG_CRC = 176;
+exports.HA_ERR_TOO_MANY_CONCURRENT_TRXS = 177;
+exports.HA_ERR_NOT_IN_LOCK_PARTITIONS = 178;
+exports.HA_ERR_INDEX_COL_TOO_LONG = 179;
+exports.HA_ERR_INDEX_CORRUPT = 180;
+exports.HA_ERR_UNDO_REC_TOO_BIG = 181;
+exports.HA_FTS_INVALID_DOCID = 182;
+exports.HA_ERR_TABLE_IN_FK_CHECK = 183;
+exports.HA_ERR_TABLESPACE_EXISTS = 184;
+exports.HA_ERR_TOO_MANY_FIELDS = 185;
+exports.HA_ERR_ROW_IN_WRONG_PARTITION = 186;
+exports.HA_ERR_INNODB_READ_ONLY = 187;
+exports.HA_ERR_FTS_EXCEED_RESULT_CACHE_LIMIT = 188;
+exports.HA_ERR_TEMP_FILE_WRITE_FAILURE = 189;
+exports.HA_ERR_INNODB_FORCED_RECOVERY = 190;
+exports.HA_ERR_FTS_TOO_MANY_WORDS_IN_PHRASE = 191;
+exports.ER_HASHCHK = 1000;
+exports.ER_NISAMCHK = 1001;
+exports.ER_NO = 1002;
+exports.ER_YES = 1003;
+exports.ER_CANT_CREATE_FILE = 1004;
+exports.ER_CANT_CREATE_TABLE = 1005;
+exports.ER_CANT_CREATE_DB = 1006;
+exports.ER_DB_CREATE_EXISTS = 1007;
+exports.ER_DB_DROP_EXISTS = 1008;
+exports.ER_DB_DROP_DELETE = 1009;
+exports.ER_DB_DROP_RMDIR = 1010;
+exports.ER_CANT_DELETE_FILE = 1011;
+exports.ER_CANT_FIND_SYSTEM_REC = 1012;
+exports.ER_CANT_GET_STAT = 1013;
+exports.ER_CANT_GET_WD = 1014;
+exports.ER_CANT_LOCK = 1015;
+exports.ER_CANT_OPEN_FILE = 1016;
+exports.ER_FILE_NOT_FOUND = 1017;
+exports.ER_CANT_READ_DIR = 1018;
+exports.ER_CANT_SET_WD = 1019;
+exports.ER_CHECKREAD = 1020;
+exports.ER_DISK_FULL = 1021;
+exports.ER_DUP_KEY = 1022;
+exports.ER_ERROR_ON_CLOSE = 1023;
+exports.ER_ERROR_ON_READ = 1024;
+exports.ER_ERROR_ON_RENAME = 1025;
+exports.ER_ERROR_ON_WRITE = 1026;
+exports.ER_FILE_USED = 1027;
+exports.ER_FILSORT_ABORT = 1028;
+exports.ER_FORM_NOT_FOUND = 1029;
+exports.ER_GET_ERRNO = 1030;
+exports.ER_ILLEGAL_HA = 1031;
+exports.ER_KEY_NOT_FOUND = 1032;
+exports.ER_NOT_FORM_FILE = 1033;
+exports.ER_NOT_KEYFILE = 1034;
+exports.ER_OLD_KEYFILE = 1035;
+exports.ER_OPEN_AS_READONLY = 1036;
+exports.ER_OUTOFMEMORY = 1037;
+exports.ER_OUT_OF_SORTMEMORY = 1038;
+exports.ER_UNEXPECTED_EOF = 1039;
+exports.ER_CON_COUNT_ERROR = 1040;
+exports.ER_OUT_OF_RESOURCES = 1041;
+exports.ER_BAD_HOST_ERROR = 1042;
+exports.ER_HANDSHAKE_ERROR = 1043;
+exports.ER_DBACCESS_DENIED_ERROR = 1044;
+exports.ER_ACCESS_DENIED_ERROR = 1045;
+exports.ER_NO_DB_ERROR = 1046;
+exports.ER_UNKNOWN_COM_ERROR = 1047;
+exports.ER_BAD_NULL_ERROR = 1048;
+exports.ER_BAD_DB_ERROR = 1049;
+exports.ER_TABLE_EXISTS_ERROR = 1050;
+exports.ER_BAD_TABLE_ERROR = 1051;
+exports.ER_NON_UNIQ_ERROR = 1052;
+exports.ER_SERVER_SHUTDOWN = 1053;
+exports.ER_BAD_FIELD_ERROR = 1054;
+exports.ER_WRONG_FIELD_WITH_GROUP = 1055;
+exports.ER_WRONG_GROUP_FIELD = 1056;
+exports.ER_WRONG_SUM_SELECT = 1057;
+exports.ER_WRONG_VALUE_COUNT = 1058;
+exports.ER_TOO_LONG_IDENT = 1059;
+exports.ER_DUP_FIELDNAME = 1060;
+exports.ER_DUP_KEYNAME = 1061;
+exports.ER_DUP_ENTRY = 1062;
+exports.ER_WRONG_FIELD_SPEC = 1063;
+exports.ER_PARSE_ERROR = 1064;
+exports.ER_EMPTY_QUERY = 1065;
+exports.ER_NONUNIQ_TABLE = 1066;
+exports.ER_INVALID_DEFAULT = 1067;
+exports.ER_MULTIPLE_PRI_KEY = 1068;
+exports.ER_TOO_MANY_KEYS = 1069;
+exports.ER_TOO_MANY_KEY_PARTS = 1070;
+exports.ER_TOO_LONG_KEY = 1071;
+exports.ER_KEY_COLUMN_DOES_NOT_EXITS = 1072;
+exports.ER_BLOB_USED_AS_KEY = 1073;
+exports.ER_TOO_BIG_FIELDLENGTH = 1074;
+exports.ER_WRONG_AUTO_KEY = 1075;
+exports.ER_READY = 1076;
+exports.ER_NORMAL_SHUTDOWN = 1077;
+exports.ER_GOT_SIGNAL = 1078;
+exports.ER_SHUTDOWN_COMPLETE = 1079;
+exports.ER_FORCING_CLOSE = 1080;
+exports.ER_IPSOCK_ERROR = 1081;
+exports.ER_NO_SUCH_INDEX = 1082;
+exports.ER_WRONG_FIELD_TERMINATORS = 1083;
+exports.ER_BLOBS_AND_NO_TERMINATED = 1084;
+exports.ER_TEXTFILE_NOT_READABLE = 1085;
+exports.ER_FILE_EXISTS_ERROR = 1086;
+exports.ER_LOAD_INFO = 1087;
+exports.ER_ALTER_INFO = 1088;
+exports.ER_WRONG_SUB_KEY = 1089;
+exports.ER_CANT_REMOVE_ALL_FIELDS = 1090;
+exports.ER_CANT_DROP_FIELD_OR_KEY = 1091;
+exports.ER_INSERT_INFO = 1092;
+exports.ER_UPDATE_TABLE_USED = 1093;
+exports.ER_NO_SUCH_THREAD = 1094;
+exports.ER_KILL_DENIED_ERROR = 1095;
+exports.ER_NO_TABLES_USED = 1096;
+exports.ER_TOO_BIG_SET = 1097;
+exports.ER_NO_UNIQUE_LOGFILE = 1098;
+exports.ER_TABLE_NOT_LOCKED_FOR_WRITE = 1099;
+exports.ER_TABLE_NOT_LOCKED = 1100;
+exports.ER_BLOB_CANT_HAVE_DEFAULT = 1101;
+exports.ER_WRONG_DB_NAME = 1102;
+exports.ER_WRONG_TABLE_NAME = 1103;
+exports.ER_TOO_BIG_SELECT = 1104;
+exports.ER_UNKNOWN_ERROR = 1105;
+exports.ER_UNKNOWN_PROCEDURE = 1106;
+exports.ER_WRONG_PARAMCOUNT_TO_PROCEDURE = 1107;
+exports.ER_WRONG_PARAMETERS_TO_PROCEDURE = 1108;
+exports.ER_UNKNOWN_TABLE = 1109;
+exports.ER_FIELD_SPECIFIED_TWICE = 1110;
+exports.ER_INVALID_GROUP_FUNC_USE = 1111;
+exports.ER_UNSUPPORTED_EXTENSION = 1112;
+exports.ER_TABLE_MUST_HAVE_COLUMNS = 1113;
+exports.ER_RECORD_FILE_FULL = 1114;
+exports.ER_UNKNOWN_CHARACTER_SET = 1115;
+exports.ER_TOO_MANY_TABLES = 1116;
+exports.ER_TOO_MANY_FIELDS = 1117;
+exports.ER_TOO_BIG_ROWSIZE = 1118;
+exports.ER_STACK_OVERRUN = 1119;
+exports.ER_WRONG_OUTER_JOIN = 1120;
+exports.ER_NULL_COLUMN_IN_INDEX = 1121;
+exports.ER_CANT_FIND_UDF = 1122;
+exports.ER_CANT_INITIALIZE_UDF = 1123;
+exports.ER_UDF_NO_PATHS = 1124;
+exports.ER_UDF_EXISTS = 1125;
+exports.ER_CANT_OPEN_LIBRARY = 1126;
+exports.ER_CANT_FIND_DL_ENTRY = 1127;
+exports.ER_FUNCTION_NOT_DEFINED = 1128;
+exports.ER_HOST_IS_BLOCKED = 1129;
+exports.ER_HOST_NOT_PRIVILEGED = 1130;
+exports.ER_PASSWORD_ANONYMOUS_USER = 1131;
+exports.ER_PASSWORD_NOT_ALLOWED = 1132;
+exports.ER_PASSWORD_NO_MATCH = 1133;
+exports.ER_UPDATE_INFO = 1134;
+exports.ER_CANT_CREATE_THREAD = 1135;
+exports.ER_WRONG_VALUE_COUNT_ON_ROW = 1136;
+exports.ER_CANT_REOPEN_TABLE = 1137;
+exports.ER_INVALID_USE_OF_NULL = 1138;
+exports.ER_REGEXP_ERROR = 1139;
+exports.ER_MIX_OF_GROUP_FUNC_AND_FIELDS = 1140;
+exports.ER_NONEXISTING_GRANT = 1141;
+exports.ER_TABLEACCESS_DENIED_ERROR = 1142;
+exports.ER_COLUMNACCESS_DENIED_ERROR = 1143;
+exports.ER_ILLEGAL_GRANT_FOR_TABLE = 1144;
+exports.ER_GRANT_WRONG_HOST_OR_USER = 1145;
+exports.ER_NO_SUCH_TABLE = 1146;
+exports.ER_NONEXISTING_TABLE_GRANT = 1147;
+exports.ER_NOT_ALLOWED_COMMAND = 1148;
+exports.ER_SYNTAX_ERROR = 1149;
+exports.ER_DELAYED_CANT_CHANGE_LOCK = 1150;
+exports.ER_TOO_MANY_DELAYED_THREADS = 1151;
+exports.ER_ABORTING_CONNECTION = 1152;
+exports.ER_NET_PACKET_TOO_LARGE = 1153;
+exports.ER_NET_READ_ERROR_FROM_PIPE = 1154;
+exports.ER_NET_FCNTL_ERROR = 1155;
+exports.ER_NET_PACKETS_OUT_OF_ORDER = 1156;
+exports.ER_NET_UNCOMPRESS_ERROR = 1157;
+exports.ER_NET_READ_ERROR = 1158;
+exports.ER_NET_READ_INTERRUPTED = 1159;
+exports.ER_NET_ERROR_ON_WRITE = 1160;
+exports.ER_NET_WRITE_INTERRUPTED = 1161;
+exports.ER_TOO_LONG_STRING = 1162;
+exports.ER_TABLE_CANT_HANDLE_BLOB = 1163;
+exports.ER_TABLE_CANT_HANDLE_AUTO_INCREMENT = 1164;
+exports.ER_DELAYED_INSERT_TABLE_LOCKED = 1165;
+exports.ER_WRONG_COLUMN_NAME = 1166;
+exports.ER_WRONG_KEY_COLUMN = 1167;
+exports.ER_WRONG_MRG_TABLE = 1168;
+exports.ER_DUP_UNIQUE = 1169;
+exports.ER_BLOB_KEY_WITHOUT_LENGTH = 1170;
+exports.ER_PRIMARY_CANT_HAVE_NULL = 1171;
+exports.ER_TOO_MANY_ROWS = 1172;
+exports.ER_REQUIRES_PRIMARY_KEY = 1173;
+exports.ER_NO_RAID_COMPILED = 1174;
+exports.ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE = 1175;
+exports.ER_KEY_DOES_NOT_EXITS = 1176;
+exports.ER_CHECK_NO_SUCH_TABLE = 1177;
+exports.ER_CHECK_NOT_IMPLEMENTED = 1178;
+exports.ER_CANT_DO_THIS_DURING_AN_TRANSACTION = 1179;
+exports.ER_ERROR_DURING_COMMIT = 1180;
+exports.ER_ERROR_DURING_ROLLBACK = 1181;
+exports.ER_ERROR_DURING_FLUSH_LOGS = 1182;
+exports.ER_ERROR_DURING_CHECKPOINT = 1183;
+exports.ER_NEW_ABORTING_CONNECTION = 1184;
+exports.ER_DUMP_NOT_IMPLEMENTED = 1185;
+exports.ER_FLUSH_MASTER_BINLOG_CLOSED = 1186; // deprecated
+exports.ER_FLUSH_SOURCE_BINLOG_CLOSED = 1186;
+exports.ER_INDEX_REBUILD = 1187;
+exports.ER_MASTER = 1188; // deprecated
+exports.ER_SOURCE = 1188;
+exports.ER_MASTER_NET_READ = 1189; // deprecated
+exports.ER_SOURCE_NET_READ = 1189;
+exports.ER_MASTER_NET_WRITE = 1190; // deprecated
+exports.ER_SOURCE_NET_WRITE = 1190;
+exports.ER_FT_MATCHING_KEY_NOT_FOUND = 1191;
+exports.ER_LOCK_OR_ACTIVE_TRANSACTION = 1192;
+exports.ER_UNKNOWN_SYSTEM_VARIABLE = 1193;
+exports.ER_CRASHED_ON_USAGE = 1194;
+exports.ER_CRASHED_ON_REPAIR = 1195;
+exports.ER_WARNING_NOT_COMPLETE_ROLLBACK = 1196;
+exports.ER_TRANS_CACHE_FULL = 1197;
+exports.ER_SLAVE_MUST_STOP = 1198; // deprecated
+exports.ER_REPLICA_MUST_STOP = 1198;
+exports.ER_SLAVE_NOT_RUNNING = 1199; // deprecated
+exports.ER_REPLICA_NOT_RUNNING = 1199;
+exports.ER_BAD_SLAVE = 1200; // deprecated
+exports.ER_BAD_REPLICA = 1200;
+exports.ER_MASTER_INFO = 1201; // deprecated
+exports.ER_SOURCE_INFO = 1201;
+exports.ER_SLAVE_THREAD = 1202; // deprecated
+exports.ER_REPLICA_THREAD = 1202;
+exports.ER_TOO_MANY_USER_CONNECTIONS = 1203;
+exports.ER_SET_CONSTANTS_ONLY = 1204;
+exports.ER_LOCK_WAIT_TIMEOUT = 1205;
+exports.ER_LOCK_TABLE_FULL = 1206;
+exports.ER_READ_ONLY_TRANSACTION = 1207;
+exports.ER_DROP_DB_WITH_READ_LOCK = 1208;
+exports.ER_CREATE_DB_WITH_READ_LOCK = 1209;
+exports.ER_WRONG_ARGUMENTS = 1210;
+exports.ER_NO_PERMISSION_TO_CREATE_USER = 1211;
+exports.ER_UNION_TABLES_IN_DIFFERENT_DIR = 1212;
+exports.ER_LOCK_DEADLOCK = 1213;
+exports.ER_TABLE_CANT_HANDLE_FT = 1214;
+exports.ER_CANNOT_ADD_FOREIGN = 1215;
+exports.ER_NO_REFERENCED_ROW = 1216;
+exports.ER_ROW_IS_REFERENCED = 1217;
+exports.ER_CONNECT_TO_MASTER = 1218; // deprecated
+exports.ER_CONNECT_TO_SOURCE = 1218;
+exports.ER_QUERY_ON_MASTER = 1219; // deprecated
+exports.ER_QUERY_ON_SOURCE = 1219;
+exports.ER_ERROR_WHEN_EXECUTING_COMMAND = 1220;
+exports.ER_WRONG_USAGE = 1221;
+exports.ER_WRONG_NUMBER_OF_COLUMNS_IN_SELECT = 1222;
+exports.ER_CANT_UPDATE_WITH_READLOCK = 1223;
+exports.ER_MIXING_NOT_ALLOWED = 1224;
+exports.ER_DUP_ARGUMENT = 1225;
+exports.ER_USER_LIMIT_REACHED = 1226;
+exports.ER_SPECIFIC_ACCESS_DENIED_ERROR = 1227;
+exports.ER_LOCAL_VARIABLE = 1228;
+exports.ER_GLOBAL_VARIABLE = 1229;
+exports.ER_NO_DEFAULT = 1230;
+exports.ER_WRONG_VALUE_FOR_VAR = 1231;
+exports.ER_WRONG_TYPE_FOR_VAR = 1232;
+exports.ER_VAR_CANT_BE_READ = 1233;
+exports.ER_CANT_USE_OPTION_HERE = 1234;
+exports.ER_NOT_SUPPORTED_YET = 1235;
+exports.ER_MASTER_FATAL_ERROR_READING_BINLOG = 1236; // deprecated
+exports.ER_SOURCE_FATAL_ERROR_READING_BINLOG = 1236;
+exports.ER_SLAVE_IGNORED_TABLE = 1237; // deprecated
+exports.ER_REPLICA_IGNORED_TABLE = 1237;
+exports.ER_INCORRECT_GLOBAL_LOCAL_VAR = 1238;
+exports.ER_WRONG_FK_DEF = 1239;
+exports.ER_KEY_REF_DO_NOT_MATCH_TABLE_REF = 1240;
+exports.ER_OPERAND_COLUMNS = 1241;
+exports.ER_SUBQUERY_NO_1_ROW = 1242;
+exports.ER_UNKNOWN_STMT_HANDLER = 1243;
+exports.ER_CORRUPT_HELP_DB = 1244;
+exports.ER_CYCLIC_REFERENCE = 1245;
+exports.ER_AUTO_CONVERT = 1246;
+exports.ER_ILLEGAL_REFERENCE = 1247;
+exports.ER_DERIVED_MUST_HAVE_ALIAS = 1248;
+exports.ER_SELECT_REDUCED = 1249;
+exports.ER_TABLENAME_NOT_ALLOWED_HERE = 1250;
+exports.ER_NOT_SUPPORTED_AUTH_MODE = 1251;
+exports.ER_SPATIAL_CANT_HAVE_NULL = 1252;
+exports.ER_COLLATION_CHARSET_MISMATCH = 1253;
+exports.ER_SLAVE_WAS_RUNNING = 1254; // deprecated
+exports.ER_REPLICA_WAS_RUNNING = 1254;
+exports.ER_SLAVE_WAS_NOT_RUNNING = 1255; // deprecated
+exports.ER_REPLICA_WAS_NOT_RUNNING = 1255;
+exports.ER_TOO_BIG_FOR_UNCOMPRESS = 1256;
+exports.ER_ZLIB_Z_MEM_ERROR = 1257;
+exports.ER_ZLIB_Z_BUF_ERROR = 1258;
+exports.ER_ZLIB_Z_DATA_ERROR = 1259;
+exports.ER_CUT_VALUE_GROUP_CONCAT = 1260;
+exports.ER_WARN_TOO_FEW_RECORDS = 1261;
+exports.ER_WARN_TOO_MANY_RECORDS = 1262;
+exports.ER_WARN_NULL_TO_NOTNULL = 1263;
+exports.ER_WARN_DATA_OUT_OF_RANGE = 1264;
+exports.ER_WARN_DATA_TRUNCATED = 1265;
+exports.ER_WARN_USING_OTHER_HANDLER = 1266;
+exports.ER_CANT_AGGREGATE_2COLLATIONS = 1267;
+exports.ER_DROP_USER = 1268;
+exports.ER_REVOKE_GRANTS = 1269;
+exports.ER_CANT_AGGREGATE_3COLLATIONS = 1270;
+exports.ER_CANT_AGGREGATE_NCOLLATIONS = 1271;
+exports.ER_VARIABLE_IS_NOT_STRUCT = 1272;
+exports.ER_UNKNOWN_COLLATION = 1273;
+exports.ER_SLAVE_IGNORED_SSL_PARAMS = 1274; // deprecated
+exports.ER_REPLICA_IGNORED_SSL_PARAMS = 1274;
+exports.ER_SERVER_IS_IN_SECURE_AUTH_MODE = 1275;
+exports.ER_WARN_FIELD_RESOLVED = 1276;
+exports.ER_BAD_SLAVE_UNTIL_COND = 1277; // deprecated
+exports.ER_BAD_REPLICA_UNTIL_COND = 1277;
+exports.ER_MISSING_SKIP_SLAVE = 1278; // deprecated
+exports.ER_MISSING_SKIP_REPLICA = 1278;
+exports.ER_UNTIL_COND_IGNORED = 1279;
+exports.ER_WRONG_NAME_FOR_INDEX = 1280;
+exports.ER_WRONG_NAME_FOR_CATALOG = 1281;
+exports.ER_WARN_QC_RESIZE = 1282;
+exports.ER_BAD_FT_COLUMN = 1283;
+exports.ER_UNKNOWN_KEY_CACHE = 1284;
+exports.ER_WARN_HOSTNAME_WONT_WORK = 1285;
+exports.ER_UNKNOWN_STORAGE_ENGINE = 1286;
+exports.ER_WARN_DEPRECATED_SYNTAX = 1287;
+exports.ER_NON_UPDATABLE_TABLE = 1288;
+exports.ER_FEATURE_DISABLED = 1289;
+exports.ER_OPTION_PREVENTS_STATEMENT = 1290;
+exports.ER_DUPLICATED_VALUE_IN_TYPE = 1291;
+exports.ER_TRUNCATED_WRONG_VALUE = 1292;
+exports.ER_TOO_MUCH_AUTO_TIMESTAMP_COLS = 1293;
+exports.ER_INVALID_ON_UPDATE = 1294;
+exports.ER_UNSUPPORTED_PS = 1295;
+exports.ER_GET_ERRMSG = 1296;
+exports.ER_GET_TEMPORARY_ERRMSG = 1297;
+exports.ER_UNKNOWN_TIME_ZONE = 1298;
+exports.ER_WARN_INVALID_TIMESTAMP = 1299;
+exports.ER_INVALID_CHARACTER_STRING = 1300;
+exports.ER_WARN_ALLOWED_PACKET_OVERFLOWED = 1301;
+exports.ER_CONFLICTING_DECLARATIONS = 1302;
+exports.ER_SP_NO_RECURSIVE_CREATE = 1303;
+exports.ER_SP_ALREADY_EXISTS = 1304;
+exports.ER_SP_DOES_NOT_EXIST = 1305;
+exports.ER_SP_DROP_FAILED = 1306;
+exports.ER_SP_STORE_FAILED = 1307;
+exports.ER_SP_LILABEL_MISMATCH = 1308;
+exports.ER_SP_LABEL_REDEFINE = 1309;
+exports.ER_SP_LABEL_MISMATCH = 1310;
+exports.ER_SP_UNINIT_VAR = 1311;
+exports.ER_SP_BADSELECT = 1312;
+exports.ER_SP_BADRETURN = 1313;
+exports.ER_SP_BADSTATEMENT = 1314;
+exports.ER_UPDATE_LOG_DEPRECATED_IGNORED = 1315;
+exports.ER_UPDATE_LOG_DEPRECATED_TRANSLATED = 1316;
+exports.ER_QUERY_INTERRUPTED = 1317;
+exports.ER_SP_WRONG_NO_OF_ARGS = 1318;
+exports.ER_SP_COND_MISMATCH = 1319;
+exports.ER_SP_NORETURN = 1320;
+exports.ER_SP_NORETURNEND = 1321;
+exports.ER_SP_BAD_CURSOR_QUERY = 1322;
+exports.ER_SP_BAD_CURSOR_SELECT = 1323;
+exports.ER_SP_CURSOR_MISMATCH = 1324;
+exports.ER_SP_CURSOR_ALREADY_OPEN = 1325;
+exports.ER_SP_CURSOR_NOT_OPEN = 1326;
+exports.ER_SP_UNDECLARED_VAR = 1327;
+exports.ER_SP_WRONG_NO_OF_FETCH_ARGS = 1328;
+exports.ER_SP_FETCH_NO_DATA = 1329;
+exports.ER_SP_DUP_PARAM = 1330;
+exports.ER_SP_DUP_VAR = 1331;
+exports.ER_SP_DUP_COND = 1332;
+exports.ER_SP_DUP_CURS = 1333;
+exports.ER_SP_CANT_ALTER = 1334;
+exports.ER_SP_SUBSELECT_NYI = 1335;
+exports.ER_STMT_NOT_ALLOWED_IN_SF_OR_TRG = 1336;
+exports.ER_SP_VARCOND_AFTER_CURSHNDLR = 1337;
+exports.ER_SP_CURSOR_AFTER_HANDLER = 1338;
+exports.ER_SP_CASE_NOT_FOUND = 1339;
+exports.ER_FPARSER_TOO_BIG_FILE = 1340;
+exports.ER_FPARSER_BAD_HEADER = 1341;
+exports.ER_FPARSER_EOF_IN_COMMENT = 1342;
+exports.ER_FPARSER_ERROR_IN_PARAMETER = 1343;
+exports.ER_FPARSER_EOF_IN_UNKNOWN_PARAMETER = 1344;
+exports.ER_VIEW_NO_EXPLAIN = 1345;
+exports.ER_FRM_UNKNOWN_TYPE = 1346;
+exports.ER_WRONG_OBJECT = 1347;
+exports.ER_NONUPDATEABLE_COLUMN = 1348;
+exports.ER_VIEW_SELECT_DERIVED = 1349;
+exports.ER_VIEW_SELECT_CLAUSE = 1350;
+exports.ER_VIEW_SELECT_VARIABLE = 1351;
+exports.ER_VIEW_SELECT_TMPTABLE = 1352;
+exports.ER_VIEW_WRONG_LIST = 1353;
+exports.ER_WARN_VIEW_MERGE = 1354;
+exports.ER_WARN_VIEW_WITHOUT_KEY = 1355;
+exports.ER_VIEW_INVALID = 1356;
+exports.ER_SP_NO_DROP_SP = 1357;
+exports.ER_SP_GOTO_IN_HNDLR = 1358;
+exports.ER_TRG_ALREADY_EXISTS = 1359;
+exports.ER_TRG_DOES_NOT_EXIST = 1360;
+exports.ER_TRG_ON_VIEW_OR_TEMP_TABLE = 1361;
+exports.ER_TRG_CANT_CHANGE_ROW = 1362;
+exports.ER_TRG_NO_SUCH_ROW_IN_TRG = 1363;
+exports.ER_NO_DEFAULT_FOR_FIELD = 1364;
+exports.ER_DIVISION_BY_ZERO = 1365;
+exports.ER_TRUNCATED_WRONG_VALUE_FOR_FIELD = 1366;
+exports.ER_ILLEGAL_VALUE_FOR_TYPE = 1367;
+exports.ER_VIEW_NONUPD_CHECK = 1368;
+exports.ER_VIEW_CHECK_FAILED = 1369;
+exports.ER_PROCACCESS_DENIED_ERROR = 1370;
+exports.ER_RELAY_LOG_FAIL = 1371;
+exports.ER_PASSWD_LENGTH = 1372;
+exports.ER_UNKNOWN_TARGET_BINLOG = 1373;
+exports.ER_IO_ERR_LOG_INDEX_READ = 1374;
+exports.ER_BINLOG_PURGE_PROHIBITED = 1375;
+exports.ER_FSEEK_FAIL = 1376;
+exports.ER_BINLOG_PURGE_FATAL_ERR = 1377;
+exports.ER_LOG_IN_USE = 1378;
+exports.ER_LOG_PURGE_UNKNOWN_ERR = 1379;
+exports.ER_RELAY_LOG_INIT = 1380;
+exports.ER_NO_BINARY_LOGGING = 1381;
+exports.ER_RESERVED_SYNTAX = 1382;
+exports.ER_WSAS_FAILED = 1383;
+exports.ER_DIFF_GROUPS_PROC = 1384;
+exports.ER_NO_GROUP_FOR_PROC = 1385;
+exports.ER_ORDER_WITH_PROC = 1386;
+exports.ER_LOGGING_PROHIBIT_CHANGING_OF = 1387;
+exports.ER_NO_FILE_MAPPING = 1388;
+exports.ER_WRONG_MAGIC = 1389;
+exports.ER_PS_MANY_PARAM = 1390;
+exports.ER_KEY_PART_0 = 1391;
+exports.ER_VIEW_CHECKSUM = 1392;
+exports.ER_VIEW_MULTIUPDATE = 1393;
+exports.ER_VIEW_NO_INSERT_FIELD_LIST = 1394;
+exports.ER_VIEW_DELETE_MERGE_VIEW = 1395;
+exports.ER_CANNOT_USER = 1396;
+exports.ER_XAER_NOTA = 1397;
+exports.ER_XAER_INVAL = 1398;
+exports.ER_XAER_RMFAIL = 1399;
+exports.ER_XAER_OUTSIDE = 1400;
+exports.ER_XAER_RMERR = 1401;
+exports.ER_XA_RBROLLBACK = 1402;
+exports.ER_NONEXISTING_PROC_GRANT = 1403;
+exports.ER_PROC_AUTO_GRANT_FAIL = 1404;
+exports.ER_PROC_AUTO_REVOKE_FAIL = 1405;
+exports.ER_DATA_TOO_LONG = 1406;
+exports.ER_SP_BAD_SQLSTATE = 1407;
+exports.ER_STARTUP = 1408;
+exports.ER_LOAD_FROM_FIXED_SIZE_ROWS_TO_VAR = 1409;
+exports.ER_CANT_CREATE_USER_WITH_GRANT = 1410;
+exports.ER_WRONG_VALUE_FOR_TYPE = 1411;
+exports.ER_TABLE_DEF_CHANGED = 1412;
+exports.ER_SP_DUP_HANDLER = 1413;
+exports.ER_SP_NOT_VAR_ARG = 1414;
+exports.ER_SP_NO_RETSET = 1415;
+exports.ER_CANT_CREATE_GEOMETRY_OBJECT = 1416;
+exports.ER_FAILED_ROUTINE_BREAK_BINLOG = 1417;
+exports.ER_BINLOG_UNSAFE_ROUTINE = 1418;
+exports.ER_BINLOG_CREATE_ROUTINE_NEED_SUPER = 1419;
+exports.ER_EXEC_STMT_WITH_OPEN_CURSOR = 1420;
+exports.ER_STMT_HAS_NO_OPEN_CURSOR = 1421;
+exports.ER_COMMIT_NOT_ALLOWED_IN_SF_OR_TRG = 1422;
+exports.ER_NO_DEFAULT_FOR_VIEW_FIELD = 1423;
+exports.ER_SP_NO_RECURSION = 1424;
+exports.ER_TOO_BIG_SCALE = 1425;
+exports.ER_TOO_BIG_PRECISION = 1426;
+exports.ER_M_BIGGER_THAN_D = 1427;
+exports.ER_WRONG_LOCK_OF_SYSTEM_TABLE = 1428;
+exports.ER_CONNECT_TO_FOREIGN_DATA_SOURCE = 1429;
+exports.ER_QUERY_ON_FOREIGN_DATA_SOURCE = 1430;
+exports.ER_FOREIGN_DATA_SOURCE_DOESNT_EXIST = 1431;
+exports.ER_FOREIGN_DATA_STRING_INVALID_CANT_CREATE = 1432;
+exports.ER_FOREIGN_DATA_STRING_INVALID = 1433;
+exports.ER_CANT_CREATE_FEDERATED_TABLE = 1434;
+exports.ER_TRG_IN_WRONG_SCHEMA = 1435;
+exports.ER_STACK_OVERRUN_NEED_MORE = 1436;
+exports.ER_TOO_LONG_BODY = 1437;
+exports.ER_WARN_CANT_DROP_DEFAULT_KEYCACHE = 1438;
+exports.ER_TOO_BIG_DISPLAYWIDTH = 1439;
+exports.ER_XAER_DUPID = 1440;
+exports.ER_DATETIME_FUNCTION_OVERFLOW = 1441;
+exports.ER_CANT_UPDATE_USED_TABLE_IN_SF_OR_TRG = 1442;
+exports.ER_VIEW_PREVENT_UPDATE = 1443;
+exports.ER_PS_NO_RECURSION = 1444;
+exports.ER_SP_CANT_SET_AUTOCOMMIT = 1445;
+exports.ER_MALFORMED_DEFINER = 1446;
+exports.ER_VIEW_FRM_NO_USER = 1447;
+exports.ER_VIEW_OTHER_USER = 1448;
+exports.ER_NO_SUCH_USER = 1449;
+exports.ER_FORBID_SCHEMA_CHANGE = 1450;
+exports.ER_ROW_IS_REFERENCED_2 = 1451;
+exports.ER_NO_REFERENCED_ROW_2 = 1452;
+exports.ER_SP_BAD_VAR_SHADOW = 1453;
+exports.ER_TRG_NO_DEFINER = 1454;
+exports.ER_OLD_FILE_FORMAT = 1455;
+exports.ER_SP_RECURSION_LIMIT = 1456;
+exports.ER_SP_PROC_TABLE_CORRUPT = 1457;
+exports.ER_SP_WRONG_NAME = 1458;
+exports.ER_TABLE_NEEDS_UPGRADE = 1459;
+exports.ER_SP_NO_AGGREGATE = 1460;
+exports.ER_MAX_PREPARED_STMT_COUNT_REACHED = 1461;
+exports.ER_VIEW_RECURSIVE = 1462;
+exports.ER_NON_GROUPING_FIELD_USED = 1463;
+exports.ER_TABLE_CANT_HANDLE_SPKEYS = 1464;
+exports.ER_NO_TRIGGERS_ON_SYSTEM_SCHEMA = 1465;
+exports.ER_REMOVED_SPACES = 1466;
+exports.ER_AUTOINC_READ_FAILED = 1467;
+exports.ER_USERNAME = 1468;
+exports.ER_HOSTNAME = 1469;
+exports.ER_WRONG_STRING_LENGTH = 1470;
+exports.ER_NON_INSERTABLE_TABLE = 1471;
+exports.ER_ADMIN_WRONG_MRG_TABLE = 1472;
+exports.ER_TOO_HIGH_LEVEL_OF_NESTING_FOR_SELECT = 1473;
+exports.ER_NAME_BECOMES_EMPTY = 1474;
+exports.ER_AMBIGUOUS_FIELD_TERM = 1475;
+exports.ER_FOREIGN_SERVER_EXISTS = 1476;
+exports.ER_FOREIGN_SERVER_DOESNT_EXIST = 1477;
+exports.ER_ILLEGAL_HA_CREATE_OPTION = 1478;
+exports.ER_PARTITION_REQUIRES_VALUES_ERROR = 1479;
+exports.ER_PARTITION_WRONG_VALUES_ERROR = 1480;
+exports.ER_PARTITION_MAXVALUE_ERROR = 1481;
+exports.ER_PARTITION_SUBPARTITION_ERROR = 1482;
+exports.ER_PARTITION_SUBPART_MIX_ERROR = 1483;
+exports.ER_PARTITION_WRONG_NO_PART_ERROR = 1484;
+exports.ER_PARTITION_WRONG_NO_SUBPART_ERROR = 1485;
+exports.ER_WRONG_EXPR_IN_PARTITION_FUNC_ERROR = 1486;
+exports.ER_NO_CONST_EXPR_IN_RANGE_OR_LIST_ERROR = 1487;
+exports.ER_FIELD_NOT_FOUND_PART_ERROR = 1488;
+exports.ER_LIST_OF_FIELDS_ONLY_IN_HASH_ERROR = 1489;
+exports.ER_INCONSISTENT_PARTITION_INFO_ERROR = 1490;
+exports.ER_PARTITION_FUNC_NOT_ALLOWED_ERROR = 1491;
+exports.ER_PARTITIONS_MUST_BE_DEFINED_ERROR = 1492;
+exports.ER_RANGE_NOT_INCREASING_ERROR = 1493;
+exports.ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR = 1494;
+exports.ER_MULTIPLE_DEF_CONST_IN_LIST_PART_ERROR = 1495;
+exports.ER_PARTITION_ENTRY_ERROR = 1496;
+exports.ER_MIX_HANDLER_ERROR = 1497;
+exports.ER_PARTITION_NOT_DEFINED_ERROR = 1498;
+exports.ER_TOO_MANY_PARTITIONS_ERROR = 1499;
+exports.ER_SUBPARTITION_ERROR = 1500;
+exports.ER_CANT_CREATE_HANDLER_FILE = 1501;
+exports.ER_BLOB_FIELD_IN_PART_FUNC_ERROR = 1502;
+exports.ER_UNIQUE_KEY_NEED_ALL_FIELDS_IN_PF = 1503;
+exports.ER_NO_PARTS_ERROR = 1504;
+exports.ER_PARTITION_MGMT_ON_NONPARTITIONED = 1505;
+exports.ER_FOREIGN_KEY_ON_PARTITIONED = 1506;
+exports.ER_DROP_PARTITION_NON_EXISTENT = 1507;
+exports.ER_DROP_LAST_PARTITION = 1508;
+exports.ER_COALESCE_ONLY_ON_HASH_PARTITION = 1509;
+exports.ER_REORG_HASH_ONLY_ON_SAME_NO = 1510;
+exports.ER_REORG_NO_PARAM_ERROR = 1511;
+exports.ER_ONLY_ON_RANGE_LIST_PARTITION = 1512;
+exports.ER_ADD_PARTITION_SUBPART_ERROR = 1513;
+exports.ER_ADD_PARTITION_NO_NEW_PARTITION = 1514;
+exports.ER_COALESCE_PARTITION_NO_PARTITION = 1515;
+exports.ER_REORG_PARTITION_NOT_EXIST = 1516;
+exports.ER_SAME_NAME_PARTITION = 1517;
+exports.ER_NO_BINLOG_ERROR = 1518;
+exports.ER_CONSECUTIVE_REORG_PARTITIONS = 1519;
+exports.ER_REORG_OUTSIDE_RANGE = 1520;
+exports.ER_PARTITION_FUNCTION_FAILURE = 1521;
+exports.ER_PART_STATE_ERROR = 1522;
+exports.ER_LIMITED_PART_RANGE = 1523;
+exports.ER_PLUGIN_IS_NOT_LOADED = 1524;
+exports.ER_WRONG_VALUE = 1525;
+exports.ER_NO_PARTITION_FOR_GIVEN_VALUE = 1526;
+exports.ER_FILEGROUP_OPTION_ONLY_ONCE = 1527;
+exports.ER_CREATE_FILEGROUP_FAILED = 1528;
+exports.ER_DROP_FILEGROUP_FAILED = 1529;
+exports.ER_TABLESPACE_AUTO_EXTEND_ERROR = 1530;
+exports.ER_WRONG_SIZE_NUMBER = 1531;
+exports.ER_SIZE_OVERFLOW_ERROR = 1532;
+exports.ER_ALTER_FILEGROUP_FAILED = 1533;
+exports.ER_BINLOG_ROW_LOGGING_FAILED = 1534;
+exports.ER_BINLOG_ROW_WRONG_TABLE_DEF = 1535;
+exports.ER_BINLOG_ROW_RBR_TO_SBR = 1536;
+exports.ER_EVENT_ALREADY_EXISTS = 1537;
+exports.ER_EVENT_STORE_FAILED = 1538;
+exports.ER_EVENT_DOES_NOT_EXIST = 1539;
+exports.ER_EVENT_CANT_ALTER = 1540;
+exports.ER_EVENT_DROP_FAILED = 1541;
+exports.ER_EVENT_INTERVAL_NOT_POSITIVE_OR_TOO_BIG = 1542;
+exports.ER_EVENT_ENDS_BEFORE_STARTS = 1543;
+exports.ER_EVENT_EXEC_TIME_IN_THE_PAST = 1544;
+exports.ER_EVENT_OPEN_TABLE_FAILED = 1545;
+exports.ER_EVENT_NEITHER_M_EXPR_NOR_M_AT = 1546;
+exports.ER_COL_COUNT_DOESNT_MATCH_CORRUPTED = 1547;
+exports.ER_CANNOT_LOAD_FROM_TABLE = 1548;
+exports.ER_EVENT_CANNOT_DELETE = 1549;
+exports.ER_EVENT_COMPILE_ERROR = 1550;
+exports.ER_EVENT_SAME_NAME = 1551;
+exports.ER_EVENT_DATA_TOO_LONG = 1552;
+exports.ER_DROP_INDEX_FK = 1553;
+exports.ER_WARN_DEPRECATED_SYNTAX_WITH_VER = 1554;
+exports.ER_CANT_WRITE_LOCK_LOG_TABLE = 1555;
+exports.ER_CANT_LOCK_LOG_TABLE = 1556;
+exports.ER_FOREIGN_DUPLICATE_KEY = 1557;
+exports.ER_COL_COUNT_DOESNT_MATCH_PLEASE_UPDATE = 1558;
+exports.ER_TEMP_TABLE_PREVENTS_SWITCH_OUT_OF_RBR = 1559;
+exports.ER_STORED_FUNCTION_PREVENTS_SWITCH_BINLOG_FORMAT = 1560;
+exports.ER_NDB_CANT_SWITCH_BINLOG_FORMAT = 1561;
+exports.ER_PARTITION_NO_TEMPORARY = 1562;
+exports.ER_PARTITION_CONST_DOMAIN_ERROR = 1563;
+exports.ER_PARTITION_FUNCTION_IS_NOT_ALLOWED = 1564;
+exports.ER_DDL_LOG_ERROR = 1565;
+exports.ER_NULL_IN_VALUES_LESS_THAN = 1566;
+exports.ER_WRONG_PARTITION_NAME = 1567;
+exports.ER_CANT_CHANGE_TX_ISOLATION = 1568;
+exports.ER_DUP_ENTRY_AUTOINCREMENT_CASE = 1569;
+exports.ER_EVENT_MODIFY_QUEUE_ERROR = 1570;
+exports.ER_EVENT_SET_VAR_ERROR = 1571;
+exports.ER_PARTITION_MERGE_ERROR = 1572;
+exports.ER_CANT_ACTIVATE_LOG = 1573;
+exports.ER_RBR_NOT_AVAILABLE = 1574;
+exports.ER_BASE64_DECODE_ERROR = 1575;
+exports.ER_EVENT_RECURSION_FORBIDDEN = 1576;
+exports.ER_EVENTS_DB_ERROR = 1577;
+exports.ER_ONLY_INTEGERS_ALLOWED = 1578;
+exports.ER_UNSUPORTED_LOG_ENGINE = 1579;
+exports.ER_BAD_LOG_STATEMENT = 1580;
+exports.ER_CANT_RENAME_LOG_TABLE = 1581;
+exports.ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT = 1582;
+exports.ER_WRONG_PARAMETERS_TO_NATIVE_FCT = 1583;
+exports.ER_WRONG_PARAMETERS_TO_STORED_FCT = 1584;
+exports.ER_NATIVE_FCT_NAME_COLLISION = 1585;
+exports.ER_DUP_ENTRY_WITH_KEY_NAME = 1586;
+exports.ER_BINLOG_PURGE_EMFILE = 1587;
+exports.ER_EVENT_CANNOT_CREATE_IN_THE_PAST = 1588;
+exports.ER_EVENT_CANNOT_ALTER_IN_THE_PAST = 1589;
+exports.ER_SLAVE_INCIDENT = 1590; // deprecated
+exports.ER_REPLICA_INCIDENT = 1590;
+exports.ER_NO_PARTITION_FOR_GIVEN_VALUE_SILENT = 1591;
+exports.ER_BINLOG_UNSAFE_STATEMENT = 1592;
+exports.ER_SLAVE_FATAL_ERROR = 1593; // deprecated
+exports.ER_REPLICA_FATAL_ERROR = 1593;
+exports.ER_SLAVE_RELAY_LOG_READ_FAILURE = 1594; //deprecated
+exports.ER_REPLICA_RELAY_LOG_READ_FAILURE = 1594;
+exports.ER_SLAVE_RELAY_LOG_WRITE_FAILURE = 1595; // deprecated
+exports.ER_REPLICA_RELAY_LOG_WRITE_FAILURE = 1595;
+exports.ER_SLAVE_CREATE_EVENT_FAILURE = 1596; // deprecated
+exports.ER_REPLICA_CREATE_EVENT_FAILURE = 1596;
+exports.ER_SLAVE_MASTER_COM_FAILURE = 1597; // deprecated
+exports.ER_REPLICA_SOURCE_COM_FAILURE = 1597;
+exports.ER_BINLOG_LOGGING_IMPOSSIBLE = 1598;
+exports.ER_VIEW_NO_CREATION_CTX = 1599;
+exports.ER_VIEW_INVALID_CREATION_CTX = 1600;
+exports.ER_SR_INVALID_CREATION_CTX = 1601;
+exports.ER_TRG_CORRUPTED_FILE = 1602;
+exports.ER_TRG_NO_CREATION_CTX = 1603;
+exports.ER_TRG_INVALID_CREATION_CTX = 1604;
+exports.ER_EVENT_INVALID_CREATION_CTX = 1605;
+exports.ER_TRG_CANT_OPEN_TABLE = 1606;
+exports.ER_CANT_CREATE_SROUTINE = 1607;
+exports.ER_NEVER_USED = 1608;
+exports.ER_NO_FORMAT_DESCRIPTION_EVENT_BEFORE_BINLOG_STATEMENT = 1609;
+exports.ER_SLAVE_CORRUPT_EVENT = 1610; // deprecated
+exports.ER_REPLICA_CORRUPT_EVENT = 1610;
+exports.ER_LOAD_DATA_INVALID_COLUMN = 1611;
+exports.ER_LOG_PURGE_NO_FILE = 1612;
+exports.ER_XA_RBTIMEOUT = 1613;
+exports.ER_XA_RBDEADLOCK = 1614;
+exports.ER_NEED_REPREPARE = 1615;
+exports.ER_DELAYED_NOT_SUPPORTED = 1616;
+exports.WARN_NO_MASTER_INFO = 1617; // deprecated
+exports.WARN_NO_SOURCE_INFO = 1617;
+exports.WARN_OPTION_IGNORED = 1618;
+exports.WARN_PLUGIN_DELETE_BUILTIN = 1619;
+exports.WARN_PLUGIN_BUSY = 1620;
+exports.ER_VARIABLE_IS_READONLY = 1621;
+exports.ER_WARN_ENGINE_TRANSACTION_ROLLBACK = 1622;
+exports.ER_SLAVE_HEARTBEAT_FAILURE = 1623; // deprecated
+exports.ER_REPLICA_HEARTBEAT_FAILURE = 1623;
+exports.ER_SLAVE_HEARTBEAT_VALUE_OUT_OF_RANGE = 1624; // deprecated
+exports.ER_REPLICA_HEARTBEAT_VALUE_OUT_OF_RANGE = 1624;
+exports.ER_NDB_REPLICATION_SCHEMA_ERROR = 1625;
+exports.ER_CONFLICT_FN_PARSE_ERROR = 1626;
+exports.ER_EXCEPTIONS_WRITE_ERROR = 1627;
+exports.ER_TOO_LONG_TABLE_COMMENT = 1628;
+exports.ER_TOO_LONG_FIELD_COMMENT = 1629;
+exports.ER_FUNC_INEXISTENT_NAME_COLLISION = 1630;
+exports.ER_DATABASE_NAME = 1631;
+exports.ER_TABLE_NAME = 1632;
+exports.ER_PARTITION_NAME = 1633;
+exports.ER_SUBPARTITION_NAME = 1634;
+exports.ER_TEMPORARY_NAME = 1635;
+exports.ER_RENAMED_NAME = 1636;
+exports.ER_TOO_MANY_CONCURRENT_TRXS = 1637;
+exports.WARN_NON_ASCII_SEPARATOR_NOT_IMPLEMENTED = 1638;
+exports.ER_DEBUG_SYNC_TIMEOUT = 1639;
+exports.ER_DEBUG_SYNC_HIT_LIMIT = 1640;
+exports.ER_DUP_SIGNAL_SET = 1641;
+exports.ER_SIGNAL_WARN = 1642;
+exports.ER_SIGNAL_NOT_FOUND = 1643;
+exports.ER_SIGNAL_EXCEPTION = 1644;
+exports.ER_RESIGNAL_WITHOUT_ACTIVE_HANDLER = 1645;
+exports.ER_SIGNAL_BAD_CONDITION_TYPE = 1646;
+exports.WARN_COND_ITEM_TRUNCATED = 1647;
+exports.ER_COND_ITEM_TOO_LONG = 1648;
+exports.ER_UNKNOWN_LOCALE = 1649;
+exports.ER_SLAVE_IGNORE_SERVER_IDS = 1650; // deprecated
+exports.ER_REPLICA_IGNORE_SERVER_IDS = 1650;
+exports.ER_QUERY_CACHE_DISABLED = 1651;
+exports.ER_SAME_NAME_PARTITION_FIELD = 1652;
+exports.ER_PARTITION_COLUMN_LIST_ERROR = 1653;
+exports.ER_WRONG_TYPE_COLUMN_VALUE_ERROR = 1654;
+exports.ER_TOO_MANY_PARTITION_FUNC_FIELDS_ERROR = 1655;
+exports.ER_MAXVALUE_IN_VALUES_IN = 1656;
+exports.ER_TOO_MANY_VALUES_ERROR = 1657;
+exports.ER_ROW_SINGLE_PARTITION_FIELD_ERROR = 1658;
+exports.ER_FIELD_TYPE_NOT_ALLOWED_AS_PARTITION_FIELD = 1659;
+exports.ER_PARTITION_FIELDS_TOO_LONG = 1660;
+exports.ER_BINLOG_ROW_ENGINE_AND_STMT_ENGINE = 1661;
+exports.ER_BINLOG_ROW_MODE_AND_STMT_ENGINE = 1662;
+exports.ER_BINLOG_UNSAFE_AND_STMT_ENGINE = 1663;
+exports.ER_BINLOG_ROW_INJECTION_AND_STMT_ENGINE = 1664;
+exports.ER_BINLOG_STMT_MODE_AND_ROW_ENGINE = 1665;
+exports.ER_BINLOG_ROW_INJECTION_AND_STMT_MODE = 1666;
+exports.ER_BINLOG_MULTIPLE_ENGINES_AND_SELF_LOGGING_ENGINE = 1667;
+exports.ER_BINLOG_UNSAFE_LIMIT = 1668;
+exports.ER_BINLOG_UNSAFE_INSERT_DELAYED = 1669;
+exports.ER_BINLOG_UNSAFE_SYSTEM_TABLE = 1670;
+exports.ER_BINLOG_UNSAFE_AUTOINC_COLUMNS = 1671;
+exports.ER_BINLOG_UNSAFE_UDF = 1672;
+exports.ER_BINLOG_UNSAFE_SYSTEM_VARIABLE = 1673;
+exports.ER_BINLOG_UNSAFE_SYSTEM_FUNCTION = 1674;
+exports.ER_BINLOG_UNSAFE_NONTRANS_AFTER_TRANS = 1675;
+exports.ER_MESSAGE_AND_STATEMENT = 1676;
+exports.ER_SLAVE_CONVERSION_FAILED = 1677; // deprecated
+exports.ER_REPLICA_CONVERSION_FAILED = 1677;
+exports.ER_SLAVE_CANT_CREATE_CONVERSION = 1678; // deprecated
+exports.ER_REPLICA_CANT_CREATE_CONVERSION = 1678;
+exports.ER_INSIDE_TRANSACTION_PREVENTS_SWITCH_BINLOG_FORMAT = 1679;
+exports.ER_PATH_LENGTH = 1680;
+exports.ER_WARN_DEPRECATED_SYNTAX_NO_REPLACEMENT = 1681;
+exports.ER_WRONG_NATIVE_TABLE_STRUCTURE = 1682;
+exports.ER_WRONG_PERFSCHEMA_USAGE = 1683;
+exports.ER_WARN_I_S_SKIPPED_TABLE = 1684;
+exports.ER_INSIDE_TRANSACTION_PREVENTS_SWITCH_BINLOG_DIRECT = 1685;
+exports.ER_STORED_FUNCTION_PREVENTS_SWITCH_BINLOG_DIRECT = 1686;
+exports.ER_SPATIAL_MUST_HAVE_GEOM_COL = 1687;
+exports.ER_TOO_LONG_INDEX_COMMENT = 1688;
+exports.ER_LOCK_ABORTED = 1689;
+exports.ER_DATA_OUT_OF_RANGE = 1690;
+exports.ER_WRONG_SPVAR_TYPE_IN_LIMIT = 1691;
+exports.ER_BINLOG_UNSAFE_MULTIPLE_ENGINES_AND_SELF_LOGGING_ENGINE = 1692;
+exports.ER_BINLOG_UNSAFE_MIXED_STATEMENT = 1693;
+exports.ER_INSIDE_TRANSACTION_PREVENTS_SWITCH_SQL_LOG_BIN = 1694;
+exports.ER_STORED_FUNCTION_PREVENTS_SWITCH_SQL_LOG_BIN = 1695;
+exports.ER_FAILED_READ_FROM_PAR_FILE = 1696;
+exports.ER_VALUES_IS_NOT_INT_TYPE_ERROR = 1697;
+exports.ER_ACCESS_DENIED_NO_PASSWORD_ERROR = 1698;
+exports.ER_SET_PASSWORD_AUTH_PLUGIN = 1699;
+exports.ER_GRANT_PLUGIN_USER_EXISTS = 1700;
+exports.ER_TRUNCATE_ILLEGAL_FK = 1701;
+exports.ER_PLUGIN_IS_PERMANENT = 1702;
+exports.ER_SLAVE_HEARTBEAT_VALUE_OUT_OF_RANGE_MIN = 1703; // deprecated
+exports.ER_REPLICA_HEARTBEAT_VALUE_OUT_OF_RANGE_MIN = 1703;
+exports.ER_SLAVE_HEARTBEAT_VALUE_OUT_OF_RANGE_MAX = 1704; // deprecated
+exports.ER_REPLICA_HEARTBEAT_VALUE_OUT_OF_RANGE_MAX = 1704;
+exports.ER_STMT_CACHE_FULL = 1705;
+exports.ER_MULTI_UPDATE_KEY_CONFLICT = 1706;
+exports.ER_TABLE_NEEDS_REBUILD = 1707;
+exports.WARN_OPTION_BELOW_LIMIT = 1708;
+exports.ER_INDEX_COLUMN_TOO_LONG = 1709;
+exports.ER_ERROR_IN_TRIGGER_BODY = 1710;
+exports.ER_ERROR_IN_UNKNOWN_TRIGGER_BODY = 1711;
+exports.ER_INDEX_CORRUPT = 1712;
+exports.ER_UNDO_RECORD_TOO_BIG = 1713;
+exports.ER_BINLOG_UNSAFE_INSERT_IGNORE_SELECT = 1714;
+exports.ER_BINLOG_UNSAFE_INSERT_SELECT_UPDATE = 1715;
+exports.ER_BINLOG_UNSAFE_REPLACE_SELECT = 1716;
+exports.ER_BINLOG_UNSAFE_CREATE_IGNORE_SELECT = 1717;
+exports.ER_BINLOG_UNSAFE_CREATE_REPLACE_SELECT = 1718;
+exports.ER_BINLOG_UNSAFE_UPDATE_IGNORE = 1719;
+exports.ER_PLUGIN_NO_UNINSTALL = 1720;
+exports.ER_PLUGIN_NO_INSTALL = 1721;
+exports.ER_BINLOG_UNSAFE_WRITE_AUTOINC_SELECT = 1722;
+exports.ER_BINLOG_UNSAFE_CREATE_SELECT_AUTOINC = 1723;
+exports.ER_BINLOG_UNSAFE_INSERT_TWO_KEYS = 1724;
+exports.ER_TABLE_IN_FK_CHECK = 1725;
+exports.ER_UNSUPPORTED_ENGINE = 1726;
+exports.ER_BINLOG_UNSAFE_AUTOINC_NOT_FIRST = 1727;
+exports.ER_CANNOT_LOAD_FROM_TABLE_V2 = 1728;
+exports.ER_MASTER_DELAY_VALUE_OUT_OF_RANGE = 1729; // deprecated
+exports.ER_SOURCE_DELAY_VALUE_OUT_OF_RANGE = 1729;
+exports.ER_ONLY_FD_AND_RBR_EVENTS_ALLOWED_IN_BINLOG_STATEMENT = 1730;
+exports.ER_PARTITION_EXCHANGE_DIFFERENT_OPTION = 1731;
+exports.ER_PARTITION_EXCHANGE_PART_TABLE = 1732;
+exports.ER_PARTITION_EXCHANGE_TEMP_TABLE = 1733;
+exports.ER_PARTITION_INSTEAD_OF_SUBPARTITION = 1734;
+exports.ER_UNKNOWN_PARTITION = 1735;
+exports.ER_TABLES_DIFFERENT_METADATA = 1736;
+exports.ER_ROW_DOES_NOT_MATCH_PARTITION = 1737;
+exports.ER_BINLOG_CACHE_SIZE_GREATER_THAN_MAX = 1738;
+exports.ER_WARN_INDEX_NOT_APPLICABLE = 1739;
+exports.ER_PARTITION_EXCHANGE_FOREIGN_KEY = 1740;
+exports.ER_NO_SUCH_KEY_VALUE = 1741;
+exports.ER_RPL_INFO_DATA_TOO_LONG = 1742;
+exports.ER_NETWORK_READ_EVENT_CHECKSUM_FAILURE = 1743;
+exports.ER_BINLOG_READ_EVENT_CHECKSUM_FAILURE = 1744;
+exports.ER_BINLOG_STMT_CACHE_SIZE_GREATER_THAN_MAX = 1745;
+exports.ER_CANT_UPDATE_TABLE_IN_CREATE_TABLE_SELECT = 1746;
+exports.ER_PARTITION_CLAUSE_ON_NONPARTITIONED = 1747;
+exports.ER_ROW_DOES_NOT_MATCH_GIVEN_PARTITION_SET = 1748;
+exports.ER_NO_SUCH_PARTITION = 1749;
+exports.ER_CHANGE_RPL_INFO_REPOSITORY_FAILURE = 1750;
+exports.ER_WARNING_NOT_COMPLETE_ROLLBACK_WITH_CREATED_TEMP_TABLE = 1751;
+exports.ER_WARNING_NOT_COMPLETE_ROLLBACK_WITH_DROPPED_TEMP_TABLE = 1752;
+exports.ER_MTS_FEATURE_IS_NOT_SUPPORTED = 1753;
+exports.ER_MTS_UPDATED_DBS_GREATER_MAX = 1754;
+exports.ER_MTS_CANT_PARALLEL = 1755;
+exports.ER_MTS_INCONSISTENT_DATA = 1756;
+exports.ER_FULLTEXT_NOT_SUPPORTED_WITH_PARTITIONING = 1757;
+exports.ER_DA_INVALID_CONDITION_NUMBER = 1758;
+exports.ER_INSECURE_PLAIN_TEXT = 1759;
+exports.ER_INSECURE_CHANGE_MASTER = 1760; // deprecated
+exports.ER_INSECURE_CHANGE_SOURCE = 1760;
+exports.ER_FOREIGN_DUPLICATE_KEY_WITH_CHILD_INFO = 1761;
+exports.ER_FOREIGN_DUPLICATE_KEY_WITHOUT_CHILD_INFO = 1762;
+exports.ER_SQLTHREAD_WITH_SECURE_SLAVE = 1763; // deprecated
+exports.ER_SQLTHREAD_WITH_SECURE_REPLICA = 1763;
+exports.ER_TABLE_HAS_NO_FT = 1764;
+exports.ER_VARIABLE_NOT_SETTABLE_IN_SF_OR_TRIGGER = 1765;
+exports.ER_VARIABLE_NOT_SETTABLE_IN_TRANSACTION = 1766;
+exports.ER_GTID_NEXT_IS_NOT_IN_GTID_NEXT_LIST = 1767;
+exports.ER_CANT_CHANGE_GTID_NEXT_IN_TRANSACTION_WHEN_GTID_NEXT_LIST_IS_NULL = 1768;
+exports.ER_SET_STATEMENT_CANNOT_INVOKE_FUNCTION = 1769;
+exports.ER_GTID_NEXT_CANT_BE_AUTOMATIC_IF_GTID_NEXT_LIST_IS_NON_NULL = 1770;
+exports.ER_SKIPPING_LOGGED_TRANSACTION = 1771;
+exports.ER_MALFORMED_GTID_SET_SPECIFICATION = 1772;
+exports.ER_MALFORMED_GTID_SET_ENCODING = 1773;
+exports.ER_MALFORMED_GTID_SPECIFICATION = 1774;
+exports.ER_GNO_EXHAUSTED = 1775;
+exports.ER_BAD_SLAVE_AUTO_POSITION = 1776; // deprecated
+exports.ER_BAD_REPLICA_AUTO_POSITION = 1776;
+exports.ER_AUTO_POSITION_REQUIRES_GTID_MODE_ON = 1777;
+exports.ER_CANT_DO_IMPLICIT_COMMIT_IN_TRX_WHEN_GTID_NEXT_IS_SET = 1778;
+exports.ER_GTID_MODE_2_OR_3_REQUIRES_ENFORCE_GTID_CONSISTENCY_ON = 1779;
+exports.ER_GTID_MODE_REQUIRES_BINLOG = 1780;
+exports.ER_CANT_SET_GTID_NEXT_TO_GTID_WHEN_GTID_MODE_IS_OFF = 1781;
+exports.ER_CANT_SET_GTID_NEXT_TO_ANONYMOUS_WHEN_GTID_MODE_IS_ON = 1782;
+exports.ER_CANT_SET_GTID_NEXT_LIST_TO_NON_NULL_WHEN_GTID_MODE_IS_OFF = 1783;
+exports.ER_FOUND_GTID_EVENT_WHEN_GTID_MODE_IS_OFF = 1784;
+exports.ER_GTID_UNSAFE_NON_TRANSACTIONAL_TABLE = 1785;
+exports.ER_GTID_UNSAFE_CREATE_SELECT = 1786;
+exports.ER_GTID_UNSAFE_CREATE_DROP_TEMPORARY_TABLE_IN_TRANSACTION = 1787;
+exports.ER_GTID_MODE_CAN_ONLY_CHANGE_ONE_STEP_AT_A_TIME = 1788;
+exports.ER_MASTER_HAS_PURGED_REQUIRED_GTIDS = 1789; // deprecated
+exports.ER_SOURCE_HAS_PURGED_REQUIRED_GTIDS = 1789;
+exports.ER_CANT_SET_GTID_NEXT_WHEN_OWNING_GTID = 1790;
+exports.ER_UNKNOWN_EXPLAIN_FORMAT = 1791;
+exports.ER_CANT_EXECUTE_IN_READ_ONLY_TRANSACTION = 1792;
+exports.ER_TOO_LONG_TABLE_PARTITION_COMMENT = 1793;
+exports.ER_SLAVE_CONFIGURATION = 1794; // deprecated
+exports.ER_REPLICA_CONFIGURATION = 1794;
+exports.ER_INNODB_FT_LIMIT = 1795;
+exports.ER_INNODB_NO_FT_TEMP_TABLE = 1796;
+exports.ER_INNODB_FT_WRONG_DOCID_COLUMN = 1797;
+exports.ER_INNODB_FT_WRONG_DOCID_INDEX = 1798;
+exports.ER_INNODB_ONLINE_LOG_TOO_BIG = 1799;
+exports.ER_UNKNOWN_ALTER_ALGORITHM = 1800;
+exports.ER_UNKNOWN_ALTER_LOCK = 1801;
+exports.ER_MTS_CHANGE_MASTER_CANT_RUN_WITH_GAPS = 1802; // deprecated
+exports.ER_MTS_CHANGE_SOURCE_CANT_RUN_WITH_GAPS = 1802;
+exports.ER_MTS_RECOVERY_FAILURE = 1803;
+exports.ER_MTS_RESET_WORKERS = 1804;
+exports.ER_COL_COUNT_DOESNT_MATCH_CORRUPTED_V2 = 1805;
+exports.ER_SLAVE_SILENT_RETRY_TRANSACTION = 1806; // deprecated
+exports.ER_REPLICA_SILENT_RETRY_TRANSACTION = 1806;
+exports.ER_DISCARD_FK_CHECKS_RUNNING = 1807;
+exports.ER_TABLE_SCHEMA_MISMATCH = 1808;
+exports.ER_TABLE_IN_SYSTEM_TABLESPACE = 1809;
+exports.ER_IO_READ_ERROR = 1810;
+exports.ER_IO_WRITE_ERROR = 1811;
+exports.ER_TABLESPACE_MISSING = 1812;
+exports.ER_TABLESPACE_EXISTS = 1813;
+exports.ER_TABLESPACE_DISCARDED = 1814;
+exports.ER_INTERNAL_ERROR = 1815;
+exports.ER_INNODB_IMPORT_ERROR = 1816;
+exports.ER_INNODB_INDEX_CORRUPT = 1817;
+exports.ER_INVALID_YEAR_COLUMN_LENGTH = 1818;
+exports.ER_NOT_VALID_PASSWORD = 1819;
+exports.ER_MUST_CHANGE_PASSWORD = 1820;
+exports.ER_FK_NO_INDEX_CHILD = 1821;
+exports.ER_FK_NO_INDEX_PARENT = 1822;
+exports.ER_FK_FAIL_ADD_SYSTEM = 1823;
+exports.ER_FK_CANNOT_OPEN_PARENT = 1824;
+exports.ER_FK_INCORRECT_OPTION = 1825;
+exports.ER_FK_DUP_NAME = 1826;
+exports.ER_PASSWORD_FORMAT = 1827;
+exports.ER_FK_COLUMN_CANNOT_DROP = 1828;
+exports.ER_FK_COLUMN_CANNOT_DROP_CHILD = 1829;
+exports.ER_FK_COLUMN_NOT_NULL = 1830;
+exports.ER_DUP_INDEX = 1831;
+exports.ER_FK_COLUMN_CANNOT_CHANGE = 1832;
+exports.ER_FK_COLUMN_CANNOT_CHANGE_CHILD = 1833;
+exports.ER_FK_CANNOT_DELETE_PARENT = 1834;
+exports.ER_MALFORMED_PACKET = 1835;
+exports.ER_READ_ONLY_MODE = 1836;
+exports.ER_GTID_NEXT_TYPE_UNDEFINED_GROUP = 1837;
+exports.ER_VARIABLE_NOT_SETTABLE_IN_SP = 1838;
+exports.ER_CANT_SET_GTID_PURGED_WHEN_GTID_MODE_IS_OFF = 1839;
+exports.ER_CANT_SET_GTID_PURGED_WHEN_GTID_EXECUTED_IS_NOT_EMPTY = 1840;
+exports.ER_CANT_SET_GTID_PURGED_WHEN_OWNED_GTIDS_IS_NOT_EMPTY = 1841;
+exports.ER_GTID_PURGED_WAS_CHANGED = 1842;
+exports.ER_GTID_EXECUTED_WAS_CHANGED = 1843;
+exports.ER_BINLOG_STMT_MODE_AND_NO_REPL_TABLES = 1844;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED = 1845;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON = 1846;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_COPY = 1847;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_PARTITION = 1848;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_FK_RENAME = 1849;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_COLUMN_TYPE = 1850;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_FK_CHECK = 1851;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_IGNORE = 1852;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_NOPK = 1853;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_AUTOINC = 1854;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_HIDDEN_FTS = 1855;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_CHANGE_FTS = 1856;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_FTS = 1857;
+exports.ER_SQL_SLAVE_SKIP_COUNTER_NOT_SETTABLE_IN_GTID_MODE = 1858; // deprecated
+exports.ER_SQL_REPLICA_SKIP_COUNTER_NOT_SETTABLE_IN_GTID_MODE = 1858;
+exports.ER_DUP_UNKNOWN_IN_INDEX = 1859;
+exports.ER_IDENT_CAUSES_TOO_LONG_PATH = 1860;
+exports.ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_NOT_NULL = 1861;
+exports.ER_MUST_CHANGE_PASSWORD_LOGIN = 1862;
+exports.ER_ROW_IN_WRONG_PARTITION = 1863;
+exports.ER_MTS_EVENT_BIGGER_PENDING_JOBS_SIZE_MAX = 1864;
+exports.ER_INNODB_NO_FT_USES_PARSER = 1865;
+exports.ER_BINLOG_LOGICAL_CORRUPTION = 1866;
+exports.ER_WARN_PURGE_LOG_IN_USE = 1867;
+exports.ER_WARN_PURGE_LOG_IS_ACTIVE = 1868;
+exports.ER_AUTO_INCREMENT_CONFLICT = 1869;
+exports.WARN_ON_BLOCKHOLE_IN_RBR = 1870;
+exports.ER_SLAVE_MI_INIT_REPOSITORY = 1871; // deprecated
+exports.ER_REPLICA_MI_INIT_REPOSITORY = 1871;
+exports.ER_SLAVE_RLI_INIT_REPOSITORY = 1872; // deprecated
+exports.ER_REPLICA_RLI_INIT_REPOSITORY = 1872;
+exports.ER_ACCESS_DENIED_CHANGE_USER_ERROR = 1873;
+exports.ER_INNODB_READ_ONLY = 1874;
+exports.ER_STOP_SLAVE_SQL_THREAD_TIMEOUT = 1875; // deprecated
+exports.ER_STOP_REPLICA_SQL_THREAD_TIMEOUT = 1875;
+exports.ER_STOP_SLAVE_IO_THREAD_TIMEOUT = 1876; // deprecated
+exports.ER_STOP_REPLICA_IO_THREAD_TIMEOUT = 1876;
+exports.ER_TABLE_CORRUPT = 1877;
+exports.ER_TEMP_FILE_WRITE_FAILURE = 1878;
+exports.ER_INNODB_FT_AUX_NOT_HEX_ID = 1879;
+exports.ER_OLD_TEMPORALS_UPGRADED = 1880;
+exports.ER_INNODB_FORCED_RECOVERY = 1881;
+exports.ER_AES_INVALID_IV = 1882;
+exports.ER_FILE_CORRUPT = 1883;
+exports.ER_ERROR_ON_SOURCE = 1884;
+exports.ER_INCONSISTENT_ERROR = 1885;
+exports.ER_STORAGE_ENGINE_NOT_LOADED = 1886;
+exports.ER_GET_STACKED_DA_WITHOUT_ACTIVE_HANDLER = 1887;
+exports.ER_WARN_LEGACY_SYNTAX_CONVERTED = 1888;
+exports.ER_BINLOG_UNSAFE_FULLTEXT_PLUGIN = 1889;
+exports.ER_CANNOT_DISCARD_TEMPORARY_TABLE = 1890;
+exports.ER_FK_DEPTH_EXCEEDED = 1891;
+exports.ER_COL_COUNT_DOESNT_MATCH_PLEASE_UPDATE_V2 = 1892;
+exports.ER_WARN_TRIGGER_DOESNT_HAVE_CREATED = 1893;
+exports.ER_REFERENCED_TRG_DOES_NOT_EXIST = 1894;
+exports.ER_EXPLAIN_NOT_SUPPORTED = 1895;
+exports.ER_INVALID_FIELD_SIZE = 1896;
+exports.ER_MISSING_HA_CREATE_OPTION = 1897;
+exports.ER_ENGINE_OUT_OF_MEMORY = 1898;
+exports.ER_PASSWORD_EXPIRE_ANONYMOUS_USER = 1899;
+exports.ER_REPLICA_SQL_THREAD_MUST_STOP = 1900;
+exports.ER_NO_FT_MATERIALIZED_SUBQUERY = 1901;
+exports.ER_INNODB_UNDO_LOG_FULL = 1902;
+exports.ER_INVALID_ARGUMENT_FOR_LOGARITHM = 1903;
+exports.ER_REPLICA_IO_THREAD_MUST_STOP = 1904;
+exports.ER_WARN_OPEN_TEMP_TABLES_MUST_BE_ZERO = 1905;
+exports.ER_WARN_ONLY_SOURCE_LOG_FILE_NO_POS = 1906;
+exports.ER_QUERY_TIMEOUT = 1907;
+exports.ER_NON_RO_SELECT_DISABLE_TIMER = 1908;
+exports.ER_DUP_LIST_ENTRY = 1909;
+exports.ER_SQL_MODE_NO_EFFECT = 1910;
+exports.ER_SESSION_WAS_KILLED = 3169;
+exports.ER_CLIENT_INTERACTION_TIMEOUT = 4031;
+
+// Lookup-by-number table
+exports[1] = 'EE_CANTCREATEFILE';
+exports[2] = 'EE_READ';
+exports[3] = 'EE_WRITE';
+exports[4] = 'EE_BADCLOSE';
+exports[5] = 'EE_OUTOFMEMORY';
+exports[6] = 'EE_DELETE';
+exports[7] = 'EE_LINK';
+exports[9] = 'EE_EOFERR';
+exports[10] = 'EE_CANTLOCK';
+exports[11] = 'EE_CANTUNLOCK';
+exports[12] = 'EE_DIR';
+exports[13] = 'EE_STAT';
+exports[14] = 'EE_CANT_CHSIZE';
+exports[15] = 'EE_CANT_OPEN_STREAM';
+exports[16] = 'EE_GETWD';
+exports[17] = 'EE_SETWD';
+exports[18] = 'EE_LINK_WARNING';
+exports[19] = 'EE_OPEN_WARNING';
+exports[20] = 'EE_DISK_FULL';
+exports[21] = 'EE_CANT_MKDIR';
+exports[22] = 'EE_UNKNOWN_CHARSET';
+exports[23] = 'EE_OUT_OF_FILERESOURCES';
+exports[24] = 'EE_CANT_READLINK';
+exports[25] = 'EE_CANT_SYMLINK';
+exports[26] = 'EE_REALPATH';
+exports[27] = 'EE_SYNC';
+exports[28] = 'EE_UNKNOWN_COLLATION';
+exports[29] = 'EE_FILENOTFOUND';
+exports[30] = 'EE_FILE_NOT_CLOSED';
+exports[31] = 'EE_CHANGE_OWNERSHIP';
+exports[32] = 'EE_CHANGE_PERMISSIONS';
+exports[33] = 'EE_CANT_SEEK';
+exports[120] = 'HA_ERR_KEY_NOT_FOUND';
+exports[121] = 'HA_ERR_FOUND_DUPP_KEY';
+exports[122] = 'HA_ERR_INTERNAL_ERROR';
+exports[123] = 'HA_ERR_RECORD_CHANGED';
+exports[124] = 'HA_ERR_WRONG_INDEX';
+exports[126] = 'HA_ERR_CRASHED';
+exports[127] = 'HA_ERR_WRONG_IN_RECORD';
+exports[128] = 'HA_ERR_OUT_OF_MEM';
+exports[130] = 'HA_ERR_NOT_A_TABLE';
+exports[131] = 'HA_ERR_WRONG_COMMAND';
+exports[132] = 'HA_ERR_OLD_FILE';
+exports[133] = 'HA_ERR_NO_ACTIVE_RECORD';
+exports[134] = 'HA_ERR_RECORD_DELETED';
+exports[135] = 'HA_ERR_RECORD_FILE_FULL';
+exports[136] = 'HA_ERR_INDEX_FILE_FULL';
+exports[137] = 'HA_ERR_END_OF_FILE';
+exports[138] = 'HA_ERR_UNSUPPORTED';
+exports[139] = 'HA_ERR_TO_BIG_ROW';
+exports[140] = 'HA_WRONG_CREATE_OPTION';
+exports[141] = 'HA_ERR_FOUND_DUPP_UNIQUE';
+exports[142] = 'HA_ERR_UNKNOWN_CHARSET';
+exports[143] = 'HA_ERR_WRONG_MRG_TABLE_DEF';
+exports[144] = 'HA_ERR_CRASHED_ON_REPAIR';
+exports[145] = 'HA_ERR_CRASHED_ON_USAGE';
+exports[146] = 'HA_ERR_LOCK_WAIT_TIMEOUT';
+exports[147] = 'HA_ERR_LOCK_TABLE_FULL';
+exports[148] = 'HA_ERR_READ_ONLY_TRANSACTION';
+exports[149] = 'HA_ERR_LOCK_DEADLOCK';
+exports[150] = 'HA_ERR_CANNOT_ADD_FOREIGN';
+exports[151] = 'HA_ERR_NO_REFERENCED_ROW';
+exports[152] = 'HA_ERR_ROW_IS_REFERENCED';
+exports[153] = 'HA_ERR_NO_SAVEPOINT';
+exports[154] = 'HA_ERR_NON_UNIQUE_BLOCK_SIZE';
+exports[155] = 'HA_ERR_NO_SUCH_TABLE';
+exports[156] = 'HA_ERR_TABLE_EXIST';
+exports[157] = 'HA_ERR_NO_CONNECTION';
+exports[158] = 'HA_ERR_NULL_IN_SPATIAL';
+exports[159] = 'HA_ERR_TABLE_DEF_CHANGED';
+exports[160] = 'HA_ERR_NO_PARTITION_FOUND';
+exports[161] = 'HA_ERR_RBR_LOGGING_FAILED';
+exports[162] = 'HA_ERR_DROP_INDEX_FK';
+exports[163] = 'HA_ERR_FOREIGN_DUPLICATE_KEY';
+exports[164] = 'HA_ERR_TABLE_NEEDS_UPGRADE';
+exports[165] = 'HA_ERR_TABLE_READONLY';
+exports[166] = 'HA_ERR_AUTOINC_READ_FAILED';
+exports[167] = 'HA_ERR_AUTOINC_ERANGE';
+exports[168] = 'HA_ERR_GENERIC';
+exports[169] = 'HA_ERR_RECORD_IS_THE_SAME';
+exports[170] = 'HA_ERR_LOGGING_IMPOSSIBLE';
+exports[171] = 'HA_ERR_CORRUPT_EVENT';
+exports[172] = 'HA_ERR_NEW_FILE';
+exports[173] = 'HA_ERR_ROWS_EVENT_APPLY';
+exports[174] = 'HA_ERR_INITIALIZATION';
+exports[175] = 'HA_ERR_FILE_TOO_SHORT';
+exports[176] = 'HA_ERR_WRONG_CRC';
+exports[177] = 'HA_ERR_TOO_MANY_CONCURRENT_TRXS';
+exports[178] = 'HA_ERR_NOT_IN_LOCK_PARTITIONS';
+exports[179] = 'HA_ERR_INDEX_COL_TOO_LONG';
+exports[180] = 'HA_ERR_INDEX_CORRUPT';
+exports[181] = 'HA_ERR_UNDO_REC_TOO_BIG';
+exports[182] = 'HA_FTS_INVALID_DOCID';
+exports[183] = 'HA_ERR_TABLE_IN_FK_CHECK';
+exports[184] = 'HA_ERR_TABLESPACE_EXISTS';
+exports[185] = 'HA_ERR_TOO_MANY_FIELDS';
+exports[186] = 'HA_ERR_ROW_IN_WRONG_PARTITION';
+exports[187] = 'HA_ERR_INNODB_READ_ONLY';
+exports[188] = 'HA_ERR_FTS_EXCEED_RESULT_CACHE_LIMIT';
+exports[189] = 'HA_ERR_TEMP_FILE_WRITE_FAILURE';
+exports[190] = 'HA_ERR_INNODB_FORCED_RECOVERY';
+exports[191] = 'HA_ERR_FTS_TOO_MANY_WORDS_IN_PHRASE';
+exports[1000] = 'ER_HASHCHK';
+exports[1001] = 'ER_NISAMCHK';
+exports[1002] = 'ER_NO';
+exports[1003] = 'ER_YES';
+exports[1004] = 'ER_CANT_CREATE_FILE';
+exports[1005] = 'ER_CANT_CREATE_TABLE';
+exports[1006] = 'ER_CANT_CREATE_DB';
+exports[1007] = 'ER_DB_CREATE_EXISTS';
+exports[1008] = 'ER_DB_DROP_EXISTS';
+exports[1009] = 'ER_DB_DROP_DELETE';
+exports[1010] = 'ER_DB_DROP_RMDIR';
+exports[1011] = 'ER_CANT_DELETE_FILE';
+exports[1012] = 'ER_CANT_FIND_SYSTEM_REC';
+exports[1013] = 'ER_CANT_GET_STAT';
+exports[1014] = 'ER_CANT_GET_WD';
+exports[1015] = 'ER_CANT_LOCK';
+exports[1016] = 'ER_CANT_OPEN_FILE';
+exports[1017] = 'ER_FILE_NOT_FOUND';
+exports[1018] = 'ER_CANT_READ_DIR';
+exports[1019] = 'ER_CANT_SET_WD';
+exports[1020] = 'ER_CHECKREAD';
+exports[1021] = 'ER_DISK_FULL';
+exports[1022] = 'ER_DUP_KEY';
+exports[1023] = 'ER_ERROR_ON_CLOSE';
+exports[1024] = 'ER_ERROR_ON_READ';
+exports[1025] = 'ER_ERROR_ON_RENAME';
+exports[1026] = 'ER_ERROR_ON_WRITE';
+exports[1027] = 'ER_FILE_USED';
+exports[1028] = 'ER_FILSORT_ABORT';
+exports[1029] = 'ER_FORM_NOT_FOUND';
+exports[1030] = 'ER_GET_ERRNO';
+exports[1031] = 'ER_ILLEGAL_HA';
+exports[1032] = 'ER_KEY_NOT_FOUND';
+exports[1033] = 'ER_NOT_FORM_FILE';
+exports[1034] = 'ER_NOT_KEYFILE';
+exports[1035] = 'ER_OLD_KEYFILE';
+exports[1036] = 'ER_OPEN_AS_READONLY';
+exports[1037] = 'ER_OUTOFMEMORY';
+exports[1038] = 'ER_OUT_OF_SORTMEMORY';
+exports[1039] = 'ER_UNEXPECTED_EOF';
+exports[1040] = 'ER_CON_COUNT_ERROR';
+exports[1041] = 'ER_OUT_OF_RESOURCES';
+exports[1042] = 'ER_BAD_HOST_ERROR';
+exports[1043] = 'ER_HANDSHAKE_ERROR';
+exports[1044] = 'ER_DBACCESS_DENIED_ERROR';
+exports[1045] = 'ER_ACCESS_DENIED_ERROR';
+exports[1046] = 'ER_NO_DB_ERROR';
+exports[1047] = 'ER_UNKNOWN_COM_ERROR';
+exports[1048] = 'ER_BAD_NULL_ERROR';
+exports[1049] = 'ER_BAD_DB_ERROR';
+exports[1050] = 'ER_TABLE_EXISTS_ERROR';
+exports[1051] = 'ER_BAD_TABLE_ERROR';
+exports[1052] = 'ER_NON_UNIQ_ERROR';
+exports[1053] = 'ER_SERVER_SHUTDOWN';
+exports[1054] = 'ER_BAD_FIELD_ERROR';
+exports[1055] = 'ER_WRONG_FIELD_WITH_GROUP';
+exports[1056] = 'ER_WRONG_GROUP_FIELD';
+exports[1057] = 'ER_WRONG_SUM_SELECT';
+exports[1058] = 'ER_WRONG_VALUE_COUNT';
+exports[1059] = 'ER_TOO_LONG_IDENT';
+exports[1060] = 'ER_DUP_FIELDNAME';
+exports[1061] = 'ER_DUP_KEYNAME';
+exports[1062] = 'ER_DUP_ENTRY';
+exports[1063] = 'ER_WRONG_FIELD_SPEC';
+exports[1064] = 'ER_PARSE_ERROR';
+exports[1065] = 'ER_EMPTY_QUERY';
+exports[1066] = 'ER_NONUNIQ_TABLE';
+exports[1067] = 'ER_INVALID_DEFAULT';
+exports[1068] = 'ER_MULTIPLE_PRI_KEY';
+exports[1069] = 'ER_TOO_MANY_KEYS';
+exports[1070] = 'ER_TOO_MANY_KEY_PARTS';
+exports[1071] = 'ER_TOO_LONG_KEY';
+exports[1072] = 'ER_KEY_COLUMN_DOES_NOT_EXITS';
+exports[1073] = 'ER_BLOB_USED_AS_KEY';
+exports[1074] = 'ER_TOO_BIG_FIELDLENGTH';
+exports[1075] = 'ER_WRONG_AUTO_KEY';
+exports[1076] = 'ER_READY';
+exports[1077] = 'ER_NORMAL_SHUTDOWN';
+exports[1078] = 'ER_GOT_SIGNAL';
+exports[1079] = 'ER_SHUTDOWN_COMPLETE';
+exports[1080] = 'ER_FORCING_CLOSE';
+exports[1081] = 'ER_IPSOCK_ERROR';
+exports[1082] = 'ER_NO_SUCH_INDEX';
+exports[1083] = 'ER_WRONG_FIELD_TERMINATORS';
+exports[1084] = 'ER_BLOBS_AND_NO_TERMINATED';
+exports[1085] = 'ER_TEXTFILE_NOT_READABLE';
+exports[1086] = 'ER_FILE_EXISTS_ERROR';
+exports[1087] = 'ER_LOAD_INFO';
+exports[1088] = 'ER_ALTER_INFO';
+exports[1089] = 'ER_WRONG_SUB_KEY';
+exports[1090] = 'ER_CANT_REMOVE_ALL_FIELDS';
+exports[1091] = 'ER_CANT_DROP_FIELD_OR_KEY';
+exports[1092] = 'ER_INSERT_INFO';
+exports[1093] = 'ER_UPDATE_TABLE_USED';
+exports[1094] = 'ER_NO_SUCH_THREAD';
+exports[1095] = 'ER_KILL_DENIED_ERROR';
+exports[1096] = 'ER_NO_TABLES_USED';
+exports[1097] = 'ER_TOO_BIG_SET';
+exports[1098] = 'ER_NO_UNIQUE_LOGFILE';
+exports[1099] = 'ER_TABLE_NOT_LOCKED_FOR_WRITE';
+exports[1100] = 'ER_TABLE_NOT_LOCKED';
+exports[1101] = 'ER_BLOB_CANT_HAVE_DEFAULT';
+exports[1102] = 'ER_WRONG_DB_NAME';
+exports[1103] = 'ER_WRONG_TABLE_NAME';
+exports[1104] = 'ER_TOO_BIG_SELECT';
+exports[1105] = 'ER_UNKNOWN_ERROR';
+exports[1106] = 'ER_UNKNOWN_PROCEDURE';
+exports[1107] = 'ER_WRONG_PARAMCOUNT_TO_PROCEDURE';
+exports[1108] = 'ER_WRONG_PARAMETERS_TO_PROCEDURE';
+exports[1109] = 'ER_UNKNOWN_TABLE';
+exports[1110] = 'ER_FIELD_SPECIFIED_TWICE';
+exports[1111] = 'ER_INVALID_GROUP_FUNC_USE';
+exports[1112] = 'ER_UNSUPPORTED_EXTENSION';
+exports[1113] = 'ER_TABLE_MUST_HAVE_COLUMNS';
+exports[1114] = 'ER_RECORD_FILE_FULL';
+exports[1115] = 'ER_UNKNOWN_CHARACTER_SET';
+exports[1116] = 'ER_TOO_MANY_TABLES';
+exports[1117] = 'ER_TOO_MANY_FIELDS';
+exports[1118] = 'ER_TOO_BIG_ROWSIZE';
+exports[1119] = 'ER_STACK_OVERRUN';
+exports[1120] = 'ER_WRONG_OUTER_JOIN';
+exports[1121] = 'ER_NULL_COLUMN_IN_INDEX';
+exports[1122] = 'ER_CANT_FIND_UDF';
+exports[1123] = 'ER_CANT_INITIALIZE_UDF';
+exports[1124] = 'ER_UDF_NO_PATHS';
+exports[1125] = 'ER_UDF_EXISTS';
+exports[1126] = 'ER_CANT_OPEN_LIBRARY';
+exports[1127] = 'ER_CANT_FIND_DL_ENTRY';
+exports[1128] = 'ER_FUNCTION_NOT_DEFINED';
+exports[1129] = 'ER_HOST_IS_BLOCKED';
+exports[1130] = 'ER_HOST_NOT_PRIVILEGED';
+exports[1131] = 'ER_PASSWORD_ANONYMOUS_USER';
+exports[1132] = 'ER_PASSWORD_NOT_ALLOWED';
+exports[1133] = 'ER_PASSWORD_NO_MATCH';
+exports[1134] = 'ER_UPDATE_INFO';
+exports[1135] = 'ER_CANT_CREATE_THREAD';
+exports[1136] = 'ER_WRONG_VALUE_COUNT_ON_ROW';
+exports[1137] = 'ER_CANT_REOPEN_TABLE';
+exports[1138] = 'ER_INVALID_USE_OF_NULL';
+exports[1139] = 'ER_REGEXP_ERROR';
+exports[1140] = 'ER_MIX_OF_GROUP_FUNC_AND_FIELDS';
+exports[1141] = 'ER_NONEXISTING_GRANT';
+exports[1142] = 'ER_TABLEACCESS_DENIED_ERROR';
+exports[1143] = 'ER_COLUMNACCESS_DENIED_ERROR';
+exports[1144] = 'ER_ILLEGAL_GRANT_FOR_TABLE';
+exports[1145] = 'ER_GRANT_WRONG_HOST_OR_USER';
+exports[1146] = 'ER_NO_SUCH_TABLE';
+exports[1147] = 'ER_NONEXISTING_TABLE_GRANT';
+exports[1148] = 'ER_NOT_ALLOWED_COMMAND';
+exports[1149] = 'ER_SYNTAX_ERROR';
+exports[1150] = 'ER_DELAYED_CANT_CHANGE_LOCK';
+exports[1151] = 'ER_TOO_MANY_DELAYED_THREADS';
+exports[1152] = 'ER_ABORTING_CONNECTION';
+exports[1153] = 'ER_NET_PACKET_TOO_LARGE';
+exports[1154] = 'ER_NET_READ_ERROR_FROM_PIPE';
+exports[1155] = 'ER_NET_FCNTL_ERROR';
+exports[1156] = 'ER_NET_PACKETS_OUT_OF_ORDER';
+exports[1157] = 'ER_NET_UNCOMPRESS_ERROR';
+exports[1158] = 'ER_NET_READ_ERROR';
+exports[1159] = 'ER_NET_READ_INTERRUPTED';
+exports[1160] = 'ER_NET_ERROR_ON_WRITE';
+exports[1161] = 'ER_NET_WRITE_INTERRUPTED';
+exports[1162] = 'ER_TOO_LONG_STRING';
+exports[1163] = 'ER_TABLE_CANT_HANDLE_BLOB';
+exports[1164] = 'ER_TABLE_CANT_HANDLE_AUTO_INCREMENT';
+exports[1165] = 'ER_DELAYED_INSERT_TABLE_LOCKED';
+exports[1166] = 'ER_WRONG_COLUMN_NAME';
+exports[1167] = 'ER_WRONG_KEY_COLUMN';
+exports[1168] = 'ER_WRONG_MRG_TABLE';
+exports[1169] = 'ER_DUP_UNIQUE';
+exports[1170] = 'ER_BLOB_KEY_WITHOUT_LENGTH';
+exports[1171] = 'ER_PRIMARY_CANT_HAVE_NULL';
+exports[1172] = 'ER_TOO_MANY_ROWS';
+exports[1173] = 'ER_REQUIRES_PRIMARY_KEY';
+exports[1174] = 'ER_NO_RAID_COMPILED';
+exports[1175] = 'ER_UPDATE_WITHOUT_KEY_IN_SAFE_MODE';
+exports[1176] = 'ER_KEY_DOES_NOT_EXITS';
+exports[1177] = 'ER_CHECK_NO_SUCH_TABLE';
+exports[1178] = 'ER_CHECK_NOT_IMPLEMENTED';
+exports[1179] = 'ER_CANT_DO_THIS_DURING_AN_TRANSACTION';
+exports[1180] = 'ER_ERROR_DURING_COMMIT';
+exports[1181] = 'ER_ERROR_DURING_ROLLBACK';
+exports[1182] = 'ER_ERROR_DURING_FLUSH_LOGS';
+exports[1183] = 'ER_ERROR_DURING_CHECKPOINT';
+exports[1184] = 'ER_NEW_ABORTING_CONNECTION';
+exports[1185] = 'ER_DUMP_NOT_IMPLEMENTED';
+exports[1186] = 'ER_FLUSH_SOURCE_BINLOG_CLOSED';
+exports[1187] = 'ER_INDEX_REBUILD';
+exports[1188] = 'ER_SOURCE';
+exports[1189] = 'ER_SOURCE_NET_READ';
+exports[1190] = 'ER_SOURCE_NET_WRITE';
+exports[1191] = 'ER_FT_MATCHING_KEY_NOT_FOUND';
+exports[1192] = 'ER_LOCK_OR_ACTIVE_TRANSACTION';
+exports[1193] = 'ER_UNKNOWN_SYSTEM_VARIABLE';
+exports[1194] = 'ER_CRASHED_ON_USAGE';
+exports[1195] = 'ER_CRASHED_ON_REPAIR';
+exports[1196] = 'ER_WARNING_NOT_COMPLETE_ROLLBACK';
+exports[1197] = 'ER_TRANS_CACHE_FULL';
+exports[1198] = 'ER_REPLICA_MUST_STOP';
+exports[1199] = 'ER_REPLICA_NOT_RUNNING';
+exports[1200] = 'ER_BAD_REPLICA';
+exports[1201] = 'ER_SOURCE_INFO';
+exports[1202] = 'ER_REPLICA_THREAD';
+exports[1203] = 'ER_TOO_MANY_USER_CONNECTIONS';
+exports[1204] = 'ER_SET_CONSTANTS_ONLY';
+exports[1205] = 'ER_LOCK_WAIT_TIMEOUT';
+exports[1206] = 'ER_LOCK_TABLE_FULL';
+exports[1207] = 'ER_READ_ONLY_TRANSACTION';
+exports[1208] = 'ER_DROP_DB_WITH_READ_LOCK';
+exports[1209] = 'ER_CREATE_DB_WITH_READ_LOCK';
+exports[1210] = 'ER_WRONG_ARGUMENTS';
+exports[1211] = 'ER_NO_PERMISSION_TO_CREATE_USER';
+exports[1212] = 'ER_UNION_TABLES_IN_DIFFERENT_DIR';
+exports[1213] = 'ER_LOCK_DEADLOCK';
+exports[1214] = 'ER_TABLE_CANT_HANDLE_FT';
+exports[1215] = 'ER_CANNOT_ADD_FOREIGN';
+exports[1216] = 'ER_NO_REFERENCED_ROW';
+exports[1217] = 'ER_ROW_IS_REFERENCED';
+exports[1218] = 'ER_CONNECT_TO_SOURCE';
+exports[1219] = 'ER_QUERY_ON_SOURCE';
+exports[1220] = 'ER_ERROR_WHEN_EXECUTING_COMMAND';
+exports[1221] = 'ER_WRONG_USAGE';
+exports[1222] = 'ER_WRONG_NUMBER_OF_COLUMNS_IN_SELECT';
+exports[1223] = 'ER_CANT_UPDATE_WITH_READLOCK';
+exports[1224] = 'ER_MIXING_NOT_ALLOWED';
+exports[1225] = 'ER_DUP_ARGUMENT';
+exports[1226] = 'ER_USER_LIMIT_REACHED';
+exports[1227] = 'ER_SPECIFIC_ACCESS_DENIED_ERROR';
+exports[1228] = 'ER_LOCAL_VARIABLE';
+exports[1229] = 'ER_GLOBAL_VARIABLE';
+exports[1230] = 'ER_NO_DEFAULT';
+exports[1231] = 'ER_WRONG_VALUE_FOR_VAR';
+exports[1232] = 'ER_WRONG_TYPE_FOR_VAR';
+exports[1233] = 'ER_VAR_CANT_BE_READ';
+exports[1234] = 'ER_CANT_USE_OPTION_HERE';
+exports[1235] = 'ER_NOT_SUPPORTED_YET';
+exports[1236] = 'ER_SOURCE_FATAL_ERROR_READING_BINLOG';
+exports[1237] = 'ER_REPLICA_IGNORED_TABLE';
+exports[1238] = 'ER_INCORRECT_GLOBAL_LOCAL_VAR';
+exports[1239] = 'ER_WRONG_FK_DEF';
+exports[1240] = 'ER_KEY_REF_DO_NOT_MATCH_TABLE_REF';
+exports[1241] = 'ER_OPERAND_COLUMNS';
+exports[1242] = 'ER_SUBQUERY_NO_1_ROW';
+exports[1243] = 'ER_UNKNOWN_STMT_HANDLER';
+exports[1244] = 'ER_CORRUPT_HELP_DB';
+exports[1245] = 'ER_CYCLIC_REFERENCE';
+exports[1246] = 'ER_AUTO_CONVERT';
+exports[1247] = 'ER_ILLEGAL_REFERENCE';
+exports[1248] = 'ER_DERIVED_MUST_HAVE_ALIAS';
+exports[1249] = 'ER_SELECT_REDUCED';
+exports[1250] = 'ER_TABLENAME_NOT_ALLOWED_HERE';
+exports[1251] = 'ER_NOT_SUPPORTED_AUTH_MODE';
+exports[1252] = 'ER_SPATIAL_CANT_HAVE_NULL';
+exports[1253] = 'ER_COLLATION_CHARSET_MISMATCH';
+exports[1254] = 'ER_REPLICA_WAS_RUNNING';
+exports[1255] = 'ER_REPLICA_WAS_NOT_RUNNING';
+exports[1256] = 'ER_TOO_BIG_FOR_UNCOMPRESS';
+exports[1257] = 'ER_ZLIB_Z_MEM_ERROR';
+exports[1258] = 'ER_ZLIB_Z_BUF_ERROR';
+exports[1259] = 'ER_ZLIB_Z_DATA_ERROR';
+exports[1260] = 'ER_CUT_VALUE_GROUP_CONCAT';
+exports[1261] = 'ER_WARN_TOO_FEW_RECORDS';
+exports[1262] = 'ER_WARN_TOO_MANY_RECORDS';
+exports[1263] = 'ER_WARN_NULL_TO_NOTNULL';
+exports[1264] = 'ER_WARN_DATA_OUT_OF_RANGE';
+exports[1265] = 'ER_WARN_DATA_TRUNCATED';
+exports[1266] = 'ER_WARN_USING_OTHER_HANDLER';
+exports[1267] = 'ER_CANT_AGGREGATE_2COLLATIONS';
+exports[1268] = 'ER_DROP_USER';
+exports[1269] = 'ER_REVOKE_GRANTS';
+exports[1270] = 'ER_CANT_AGGREGATE_3COLLATIONS';
+exports[1271] = 'ER_CANT_AGGREGATE_NCOLLATIONS';
+exports[1272] = 'ER_VARIABLE_IS_NOT_STRUCT';
+exports[1273] = 'ER_UNKNOWN_COLLATION';
+exports[1274] = 'ER_REPLICA_IGNORED_SSL_PARAMS';
+exports[1275] = 'ER_SERVER_IS_IN_SECURE_AUTH_MODE';
+exports[1276] = 'ER_WARN_FIELD_RESOLVED';
+exports[1277] = 'ER_BAD_REPLICA_UNTIL_COND';
+exports[1278] = 'ER_MISSING_SKIP_REPLICA';
+exports[1279] = 'ER_UNTIL_COND_IGNORED';
+exports[1280] = 'ER_WRONG_NAME_FOR_INDEX';
+exports[1281] = 'ER_WRONG_NAME_FOR_CATALOG';
+exports[1282] = 'ER_WARN_QC_RESIZE';
+exports[1283] = 'ER_BAD_FT_COLUMN';
+exports[1284] = 'ER_UNKNOWN_KEY_CACHE';
+exports[1285] = 'ER_WARN_HOSTNAME_WONT_WORK';
+exports[1286] = 'ER_UNKNOWN_STORAGE_ENGINE';
+exports[1287] = 'ER_WARN_DEPRECATED_SYNTAX';
+exports[1288] = 'ER_NON_UPDATABLE_TABLE';
+exports[1289] = 'ER_FEATURE_DISABLED';
+exports[1290] = 'ER_OPTION_PREVENTS_STATEMENT';
+exports[1291] = 'ER_DUPLICATED_VALUE_IN_TYPE';
+exports[1292] = 'ER_TRUNCATED_WRONG_VALUE';
+exports[1293] = 'ER_TOO_MUCH_AUTO_TIMESTAMP_COLS';
+exports[1294] = 'ER_INVALID_ON_UPDATE';
+exports[1295] = 'ER_UNSUPPORTED_PS';
+exports[1296] = 'ER_GET_ERRMSG';
+exports[1297] = 'ER_GET_TEMPORARY_ERRMSG';
+exports[1298] = 'ER_UNKNOWN_TIME_ZONE';
+exports[1299] = 'ER_WARN_INVALID_TIMESTAMP';
+exports[1300] = 'ER_INVALID_CHARACTER_STRING';
+exports[1301] = 'ER_WARN_ALLOWED_PACKET_OVERFLOWED';
+exports[1302] = 'ER_CONFLICTING_DECLARATIONS';
+exports[1303] = 'ER_SP_NO_RECURSIVE_CREATE';
+exports[1304] = 'ER_SP_ALREADY_EXISTS';
+exports[1305] = 'ER_SP_DOES_NOT_EXIST';
+exports[1306] = 'ER_SP_DROP_FAILED';
+exports[1307] = 'ER_SP_STORE_FAILED';
+exports[1308] = 'ER_SP_LILABEL_MISMATCH';
+exports[1309] = 'ER_SP_LABEL_REDEFINE';
+exports[1310] = 'ER_SP_LABEL_MISMATCH';
+exports[1311] = 'ER_SP_UNINIT_VAR';
+exports[1312] = 'ER_SP_BADSELECT';
+exports[1313] = 'ER_SP_BADRETURN';
+exports[1314] = 'ER_SP_BADSTATEMENT';
+exports[1315] = 'ER_UPDATE_LOG_DEPRECATED_IGNORED';
+exports[1316] = 'ER_UPDATE_LOG_DEPRECATED_TRANSLATED';
+exports[1317] = 'ER_QUERY_INTERRUPTED';
+exports[1318] = 'ER_SP_WRONG_NO_OF_ARGS';
+exports[1319] = 'ER_SP_COND_MISMATCH';
+exports[1320] = 'ER_SP_NORETURN';
+exports[1321] = 'ER_SP_NORETURNEND';
+exports[1322] = 'ER_SP_BAD_CURSOR_QUERY';
+exports[1323] = 'ER_SP_BAD_CURSOR_SELECT';
+exports[1324] = 'ER_SP_CURSOR_MISMATCH';
+exports[1325] = 'ER_SP_CURSOR_ALREADY_OPEN';
+exports[1326] = 'ER_SP_CURSOR_NOT_OPEN';
+exports[1327] = 'ER_SP_UNDECLARED_VAR';
+exports[1328] = 'ER_SP_WRONG_NO_OF_FETCH_ARGS';
+exports[1329] = 'ER_SP_FETCH_NO_DATA';
+exports[1330] = 'ER_SP_DUP_PARAM';
+exports[1331] = 'ER_SP_DUP_VAR';
+exports[1332] = 'ER_SP_DUP_COND';
+exports[1333] = 'ER_SP_DUP_CURS';
+exports[1334] = 'ER_SP_CANT_ALTER';
+exports[1335] = 'ER_SP_SUBSELECT_NYI';
+exports[1336] = 'ER_STMT_NOT_ALLOWED_IN_SF_OR_TRG';
+exports[1337] = 'ER_SP_VARCOND_AFTER_CURSHNDLR';
+exports[1338] = 'ER_SP_CURSOR_AFTER_HANDLER';
+exports[1339] = 'ER_SP_CASE_NOT_FOUND';
+exports[1340] = 'ER_FPARSER_TOO_BIG_FILE';
+exports[1341] = 'ER_FPARSER_BAD_HEADER';
+exports[1342] = 'ER_FPARSER_EOF_IN_COMMENT';
+exports[1343] = 'ER_FPARSER_ERROR_IN_PARAMETER';
+exports[1344] = 'ER_FPARSER_EOF_IN_UNKNOWN_PARAMETER';
+exports[1345] = 'ER_VIEW_NO_EXPLAIN';
+exports[1346] = 'ER_FRM_UNKNOWN_TYPE';
+exports[1347] = 'ER_WRONG_OBJECT';
+exports[1348] = 'ER_NONUPDATEABLE_COLUMN';
+exports[1349] = 'ER_VIEW_SELECT_DERIVED';
+exports[1350] = 'ER_VIEW_SELECT_CLAUSE';
+exports[1351] = 'ER_VIEW_SELECT_VARIABLE';
+exports[1352] = 'ER_VIEW_SELECT_TMPTABLE';
+exports[1353] = 'ER_VIEW_WRONG_LIST';
+exports[1354] = 'ER_WARN_VIEW_MERGE';
+exports[1355] = 'ER_WARN_VIEW_WITHOUT_KEY';
+exports[1356] = 'ER_VIEW_INVALID';
+exports[1357] = 'ER_SP_NO_DROP_SP';
+exports[1358] = 'ER_SP_GOTO_IN_HNDLR';
+exports[1359] = 'ER_TRG_ALREADY_EXISTS';
+exports[1360] = 'ER_TRG_DOES_NOT_EXIST';
+exports[1361] = 'ER_TRG_ON_VIEW_OR_TEMP_TABLE';
+exports[1362] = 'ER_TRG_CANT_CHANGE_ROW';
+exports[1363] = 'ER_TRG_NO_SUCH_ROW_IN_TRG';
+exports[1364] = 'ER_NO_DEFAULT_FOR_FIELD';
+exports[1365] = 'ER_DIVISION_BY_ZERO';
+exports[1366] = 'ER_TRUNCATED_WRONG_VALUE_FOR_FIELD';
+exports[1367] = 'ER_ILLEGAL_VALUE_FOR_TYPE';
+exports[1368] = 'ER_VIEW_NONUPD_CHECK';
+exports[1369] = 'ER_VIEW_CHECK_FAILED';
+exports[1370] = 'ER_PROCACCESS_DENIED_ERROR';
+exports[1371] = 'ER_RELAY_LOG_FAIL';
+exports[1372] = 'ER_PASSWD_LENGTH';
+exports[1373] = 'ER_UNKNOWN_TARGET_BINLOG';
+exports[1374] = 'ER_IO_ERR_LOG_INDEX_READ';
+exports[1375] = 'ER_BINLOG_PURGE_PROHIBITED';
+exports[1376] = 'ER_FSEEK_FAIL';
+exports[1377] = 'ER_BINLOG_PURGE_FATAL_ERR';
+exports[1378] = 'ER_LOG_IN_USE';
+exports[1379] = 'ER_LOG_PURGE_UNKNOWN_ERR';
+exports[1380] = 'ER_RELAY_LOG_INIT';
+exports[1381] = 'ER_NO_BINARY_LOGGING';
+exports[1382] = 'ER_RESERVED_SYNTAX';
+exports[1383] = 'ER_WSAS_FAILED';
+exports[1384] = 'ER_DIFF_GROUPS_PROC';
+exports[1385] = 'ER_NO_GROUP_FOR_PROC';
+exports[1386] = 'ER_ORDER_WITH_PROC';
+exports[1387] = 'ER_LOGGING_PROHIBIT_CHANGING_OF';
+exports[1388] = 'ER_NO_FILE_MAPPING';
+exports[1389] = 'ER_WRONG_MAGIC';
+exports[1390] = 'ER_PS_MANY_PARAM';
+exports[1391] = 'ER_KEY_PART_0';
+exports[1392] = 'ER_VIEW_CHECKSUM';
+exports[1393] = 'ER_VIEW_MULTIUPDATE';
+exports[1394] = 'ER_VIEW_NO_INSERT_FIELD_LIST';
+exports[1395] = 'ER_VIEW_DELETE_MERGE_VIEW';
+exports[1396] = 'ER_CANNOT_USER';
+exports[1397] = 'ER_XAER_NOTA';
+exports[1398] = 'ER_XAER_INVAL';
+exports[1399] = 'ER_XAER_RMFAIL';
+exports[1400] = 'ER_XAER_OUTSIDE';
+exports[1401] = 'ER_XA_RMERR';
+exports[1402] = 'ER_XA_RBROLLBACK';
+exports[1403] = 'ER_NONEXISTING_PROC_GRANT';
+exports[1404] = 'ER_PROC_AUTO_GRANT_FAIL';
+exports[1405] = 'ER_PROC_AUTO_REVOKE_FAIL';
+exports[1406] = 'ER_DATA_TOO_LONG';
+exports[1407] = 'ER_SP_BAD_SQLSTATE';
+exports[1408] = 'ER_STARTUP';
+exports[1409] = 'ER_LOAD_FROM_FIXED_SIZE_ROWS_TO_VAR';
+exports[1410] = 'ER_CANT_CREATE_USER_WITH_GRANT';
+exports[1411] = 'ER_WRONG_VALUE_FOR_TYPE';
+exports[1412] = 'ER_TABLE_DEF_CHANGED';
+exports[1413] = 'ER_SP_DUP_HANDLER';
+exports[1414] = 'ER_SP_NOT_VAR_ARG';
+exports[1415] = 'ER_SP_NO_RETSET';
+exports[1416] = 'ER_CANT_CREATE_GEOMETRY_OBJECT';
+exports[1417] = 'ER_FAILED_ROUTINE_BREAK_BINLOG';
+exports[1418] = 'ER_BINLOG_UNSAFE_ROUTINE';
+exports[1419] = 'ER_BINLOG_CREATE_ROUTINE_NEED_SUPER';
+exports[1420] = 'ER_EXEC_STMT_WITH_OPEN_CURSOR';
+exports[1421] = 'ER_STMT_HAS_NO_OPEN_CURSOR';
+exports[1422] = 'ER_COMMIT_NOT_ALLOWED_IN_SF_OR_TRG';
+exports[1423] = 'ER_NO_DEFAULT_FOR_VIEW_FIELD';
+exports[1424] = 'ER_SP_NO_RECURSION';
+exports[1425] = 'ER_TOO_BIG_SCALE';
+exports[1426] = 'ER_TOO_BIG_PRECISION';
+exports[1427] = 'ER_M_BIGGER_THAN_D';
+exports[1428] = 'ER_WRONG_LOCK_OF_SYSTEM_TABLE';
+exports[1429] = 'ER_CONNECT_TO_FOREIGN_DATA_SOURCE';
+exports[1430] = 'ER_QUERY_ON_FOREIGN_DATA_SOURCE';
+exports[1431] = 'ER_FOREIGN_DATA_SOURCE_DOESNT_EXIST';
+exports[1432] = 'ER_FOREIGN_DATA_STRING_INVALID_CANT_CREATE';
+exports[1433] = 'ER_FOREIGN_DATA_STRING_INVALID';
+exports[1434] = 'ER_CANT_CREATE_FEDERATED_TABLE';
+exports[1435] = 'ER_TRG_IN_WRONG_SCHEMA';
+exports[1436] = 'ER_STACK_OVERRUN_NEED_MORE';
+exports[1437] = 'ER_TOO_LONG_BODY';
+exports[1438] = 'ER_WARN_CANT_DROP_DEFAULT_KEYCACHE';
+exports[1439] = 'ER_TOO_BIG_DISPLAYWIDTH';
+exports[1440] = 'ER_XAER_DUPID';
+exports[1441] = 'ER_DATETIME_FUNCTION_OVERFLOW';
+exports[1442] = 'ER_CANT_UPDATE_USED_TABLE_IN_SF_OR_TRG';
+exports[1443] = 'ER_VIEW_PREVENT_UPDATE';
+exports[1444] = 'ER_PS_NO_RECURSION';
+exports[1445] = 'ER_SP_CANT_SET_AUTOCOMMIT';
+exports[1446] = 'ER_MALFORMED_DEFINER';
+exports[1447] = 'ER_VIEW_FRM_NO_USER';
+exports[1448] = 'ER_VIEW_OTHER_USER';
+exports[1449] = 'ER_NO_SUCH_USER';
+exports[1450] = 'ER_FORBID_SCHEMA_CHANGE';
+exports[1451] = 'ER_ROW_IS_REFERENCED_2';
+exports[1452] = 'ER_NO_REFERENCED_ROW_2';
+exports[1453] = 'ER_SP_BAD_VAR_SHADOW';
+exports[1454] = 'ER_TRG_NO_DEFINER';
+exports[1455] = 'ER_OLD_FILE_FORMAT';
+exports[1456] = 'ER_SP_RECURSION_LIMIT';
+exports[1457] = 'ER_SP_PROC_TABLE_CORRUPT';
+exports[1458] = 'ER_SP_WRONG_NAME';
+exports[1459] = 'ER_TABLE_NEEDS_UPGRADE';
+exports[1460] = 'ER_SP_NO_AGGREGATE';
+exports[1461] = 'ER_MAX_PREPARED_STMT_COUNT_REACHED';
+exports[1462] = 'ER_VIEW_RECURSIVE';
+exports[1463] = 'ER_NON_GROUPING_FIELD_USED';
+exports[1464] = 'ER_TABLE_CANT_HANDLE_SPKEYS';
+exports[1465] = 'ER_NO_TRIGGERS_ON_SYSTEM_SCHEMA';
+exports[1466] = 'ER_REMOVED_SPACES';
+exports[1467] = 'ER_AUTOINC_READ_FAILED';
+exports[1468] = 'ER_USERNAME';
+exports[1469] = 'ER_HOSTNAME';
+exports[1470] = 'ER_WRONG_STRING_LENGTH';
+exports[1471] = 'ER_NON_INSERTABLE_TABLE';
+exports[1472] = 'ER_ADMIN_WRONG_MRG_TABLE';
+exports[1473] = 'ER_TOO_HIGH_LEVEL_OF_NESTING_FOR_SELECT';
+exports[1474] = 'ER_NAME_BECOMES_EMPTY';
+exports[1475] = 'ER_AMBIGUOUS_FIELD_TERM';
+exports[1476] = 'ER_FOREIGN_SERVER_EXISTS';
+exports[1477] = 'ER_FOREIGN_SERVER_DOESNT_EXIST';
+exports[1478] = 'ER_ILLEGAL_HA_CREATE_OPTION';
+exports[1479] = 'ER_PARTITION_REQUIRES_VALUES_ERROR';
+exports[1480] = 'ER_PARTITION_WRONG_VALUES_ERROR';
+exports[1481] = 'ER_PARTITION_MAXVALUE_ERROR';
+exports[1482] = 'ER_PARTITION_SUBPARTITION_ERROR';
+exports[1483] = 'ER_PARTITION_SUBPART_MIX_ERROR';
+exports[1484] = 'ER_PARTITION_WRONG_NO_PART_ERROR';
+exports[1485] = 'ER_PARTITION_WRONG_NO_SUBPART_ERROR';
+exports[1486] = 'ER_WRONG_EXPR_IN_PARTITION_FUNC_ERROR';
+exports[1487] = 'ER_NO_CONST_EXPR_IN_RANGE_OR_LIST_ERROR';
+exports[1488] = 'ER_FIELD_NOT_FOUND_PART_ERROR';
+exports[1489] = 'ER_LIST_OF_FIELDS_ONLY_IN_HASH_ERROR';
+exports[1490] = 'ER_INCONSISTENT_PARTITION_INFO_ERROR';
+exports[1491] = 'ER_PARTITION_FUNC_NOT_ALLOWED_ERROR';
+exports[1492] = 'ER_PARTITIONS_MUST_BE_DEFINED_ERROR';
+exports[1493] = 'ER_RANGE_NOT_INCREASING_ERROR';
+exports[1494] = 'ER_INCONSISTENT_TYPE_OF_FUNCTIONS_ERROR';
+exports[1495] = 'ER_MULTIPLE_DEF_CONST_IN_LIST_PART_ERROR';
+exports[1496] = 'ER_PARTITION_ENTRY_ERROR';
+exports[1497] = 'ER_MIX_HANDLER_ERROR';
+exports[1498] = 'ER_PARTITION_NOT_DEFINED_ERROR';
+exports[1499] = 'ER_TOO_MANY_PARTITIONS_ERROR';
+exports[1500] = 'ER_SUBPARTITION_ERROR';
+exports[1501] = 'ER_CANT_CREATE_HANDLER_FILE';
+exports[1502] = 'ER_BLOB_FIELD_IN_PART_FUNC_ERROR';
+exports[1503] = 'ER_UNIQUE_KEY_NEED_ALL_FIELDS_IN_PF';
+exports[1504] = 'ER_NO_PARTS_ERROR';
+exports[1505] = 'ER_PARTITION_MGMT_ON_NONPARTITIONED';
+exports[1506] = 'ER_FOREIGN_KEY_ON_PARTITIONED';
+exports[1507] = 'ER_DROP_PARTITION_NON_EXISTENT';
+exports[1508] = 'ER_DROP_LAST_PARTITION';
+exports[1509] = 'ER_COALESCE_ONLY_ON_HASH_PARTITION';
+exports[1510] = 'ER_REORG_HASH_ONLY_ON_SAME_NO';
+exports[1511] = 'ER_REORG_NO_PARAM_ERROR';
+exports[1512] = 'ER_ONLY_ON_RANGE_LIST_PARTITION';
+exports[1513] = 'ER_ADD_PARTITION_SUBPART_ERROR';
+exports[1514] = 'ER_ADD_PARTITION_NO_NEW_PARTITION';
+exports[1515] = 'ER_COALESCE_PARTITION_NO_PARTITION';
+exports[1516] = 'ER_REORG_PARTITION_NOT_EXIST';
+exports[1517] = 'ER_SAME_NAME_PARTITION';
+exports[1518] = 'ER_NO_BINLOG_ERROR';
+exports[1519] = 'ER_CONSECUTIVE_REORG_PARTITIONS';
+exports[1520] = 'ER_REORG_OUTSIDE_RANGE';
+exports[1521] = 'ER_PARTITION_FUNCTION_FAILURE';
+exports[1522] = 'ER_PART_STATE_ERROR';
+exports[1523] = 'ER_LIMITED_PART_RANGE';
+exports[1524] = 'ER_PLUGIN_IS_NOT_LOADED';
+exports[1525] = 'ER_WRONG_VALUE';
+exports[1526] = 'ER_NO_PARTITION_FOR_GIVEN_VALUE';
+exports[1527] = 'ER_FILEGROUP_OPTION_ONLY_ONCE';
+exports[1528] = 'ER_CREATE_FILEGROUP_FAILED';
+exports[1529] = 'ER_DROP_FILEGROUP_FAILED';
+exports[1530] = 'ER_TABLESPACE_AUTO_EXTEND_ERROR';
+exports[1531] = 'ER_WRONG_SIZE_NUMBER';
+exports[1532] = 'ER_SIZE_OVERFLOW_ERROR';
+exports[1533] = 'ER_ALTER_FILEGROUP_FAILED';
+exports[1534] = 'ER_BINLOG_ROW_LOGGING_FAILED';
+exports[1535] = 'ER_BINLOG_ROW_WRONG_TABLE_DEF';
+exports[1536] = 'ER_BINLOG_ROW_RBR_TO_SBR';
+exports[1537] = 'ER_EVENT_ALREADY_EXISTS';
+exports[1538] = 'ER_EVENT_STORE_FAILED';
+exports[1539] = 'ER_EVENT_DOES_NOT_EXIST';
+exports[1540] = 'ER_EVENT_CANT_ALTER';
+exports[1541] = 'ER_EVENT_DROP_FAILED';
+exports[1542] = 'ER_EVENT_INTERVAL_NOT_POSITIVE_OR_TOO_BIG';
+exports[1543] = 'ER_EVENT_ENDS_BEFORE_STARTS';
+exports[1544] = 'ER_EVENT_EXEC_TIME_IN_THE_PAST';
+exports[1545] = 'ER_EVENT_OPEN_TABLE_FAILED';
+exports[1546] = 'ER_EVENT_NEITHER_M_EXPR_NOR_M_AT';
+exports[1547] = 'ER_COL_COUNT_DOESNT_MATCH_CORRUPTED';
+exports[1548] = 'ER_CANNOT_LOAD_FROM_TABLE';
+exports[1549] = 'ER_EVENT_CANNOT_DELETE';
+exports[1550] = 'ER_EVENT_COMPILE_ERROR';
+exports[1551] = 'ER_EVENT_SAME_NAME';
+exports[1552] = 'ER_EVENT_DATA_TOO_LONG';
+exports[1553] = 'ER_DROP_INDEX_FK';
+exports[1554] = 'ER_WARN_DEPRECATED_SYNTAX_WITH_VER';
+exports[1555] = 'ER_CANT_WRITE_LOCK_LOG_TABLE';
+exports[1556] = 'ER_CANT_LOCK_LOG_TABLE';
+exports[1557] = 'ER_FOREIGN_DUPLICATE_KEY';
+exports[1558] = 'ER_COL_COUNT_DOESNT_MATCH_PLEASE_UPDATE';
+exports[1559] = 'ER_TEMP_TABLE_PREVENTS_SWITCH_OUT_OF_RBR';
+exports[1560] = 'ER_STORED_FUNCTION_PREVENTS_SWITCH_BINLOG_FORMAT';
+exports[1561] = 'ER_NDB_CANT_SWITCH_BINLOG_FORMAT';
+exports[1562] = 'ER_PARTITION_NO_TEMPORARY';
+exports[1563] = 'ER_PARTITION_CONST_DOMAIN_ERROR';
+exports[1564] = 'ER_PARTITION_FUNCTION_IS_NOT_ALLOWED';
+exports[1565] = 'ER_DDL_LOG_ERROR';
+exports[1566] = 'ER_NULL_IN_VALUES_LESS_THAN';
+exports[1567] = 'ER_WRONG_PARTITION_NAME';
+exports[1568] = 'ER_CANT_CHANGE_TX_ISOLATION';
+exports[1569] = 'ER_DUP_ENTRY_AUTOINCREMENT_CASE';
+exports[1570] = 'ER_EVENT_MODIFY_QUEUE_ERROR';
+exports[1571] = 'ER_EVENT_SET_VAR_ERROR';
+exports[1572] = 'ER_PARTITION_MERGE_ERROR';
+exports[1573] = 'ER_CANT_ACTIVATE_LOG';
+exports[1574] = 'ER_RBR_NOT_AVAILABLE';
+exports[1575] = 'ER_BASE64_DECODE_ERROR';
+exports[1576] = 'ER_EVENT_RECURSION_FORBIDDEN';
+exports[1577] = 'ER_EVENTS_DB_ERROR';
+exports[1578] = 'ER_ONLY_INTEGERS_ALLOWED';
+exports[1579] = 'ER_UNSUPORTED_LOG_ENGINE';
+exports[1580] = 'ER_BAD_LOG_STATEMENT';
+exports[1581] = 'ER_CANT_RENAME_LOG_TABLE';
+exports[1582] = 'ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT';
+exports[1583] = 'ER_WRONG_PARAMETERS_TO_NATIVE_FCT';
+exports[1584] = 'ER_WRONG_PARAMETERS_TO_STORED_FCT';
+exports[1585] = 'ER_NATIVE_FCT_NAME_COLLISION';
+exports[1586] = 'ER_DUP_ENTRY_WITH_KEY_NAME';
+exports[1587] = 'ER_BINLOG_PURGE_EMFILE';
+exports[1588] = 'ER_EVENT_CANNOT_CREATE_IN_THE_PAST';
+exports[1589] = 'ER_EVENT_CANNOT_ALTER_IN_THE_PAST';
+exports[1590] = 'ER_REPLICA_INCIDENT';
+exports[1591] = 'ER_NO_PARTITION_FOR_GIVEN_VALUE_SILENT';
+exports[1592] = 'ER_BINLOG_UNSAFE_STATEMENT';
+exports[1593] = 'ER_REPLICA_FATAL_ERROR';
+exports[1594] = 'ER_REPLICA_RELAY_LOG_READ_FAILURE';
+exports[1595] = 'ER_REPLICA_RELAY_LOG_WRITE_FAILURE';
+exports[1596] = 'ER_REPLICA_CREATE_EVENT_FAILURE';
+exports[1597] = 'ER_REPLICA_SOURCE_COM_FAILURE';
+exports[1598] = 'ER_BINLOG_LOGGING_IMPOSSIBLE';
+exports[1599] = 'ER_VIEW_NO_CREATION_CTX';
+exports[1600] = 'ER_VIEW_INVALID_CREATION_CTX';
+exports[1601] = 'ER_SR_INVALID_CREATION_CTX';
+exports[1602] = 'ER_TRG_CORRUPTED_FILE';
+exports[1603] = 'ER_TRG_NO_CREATION_CTX';
+exports[1604] = 'ER_TRG_INVALID_CREATION_CTX';
+exports[1605] = 'ER_EVENT_INVALID_CREATION_CTX';
+exports[1606] = 'ER_TRG_CANT_OPEN_TABLE';
+exports[1607] = 'ER_CANT_CREATE_SROUTINE';
+exports[1608] = 'ER_NEVER_USED';
+exports[1609] = 'ER_NO_FORMAT_DESCRIPTION_EVENT_BEFORE_BINLOG_STATEMENT';
+exports[1610] = 'ER_REPLICA_CORRUPT_EVENT';
+exports[1611] = 'ER_LOAD_DATA_INVALID_COLUMN';
+exports[1612] = 'ER_LOG_PURGE_NO_FILE';
+exports[1613] = 'ER_XA_RBTIMEOUT';
+exports[1614] = 'ER_XA_RBDEADLOCK';
+exports[1615] = 'ER_NEED_REPREPARE';
+exports[1616] = 'ER_DELAYED_NOT_SUPPORTED';
+exports[1617] = 'WARN_NO_SOURCE_INFO';
+exports[1618] = 'WARN_OPTION_IGNORED';
+exports[1619] = 'WARN_PLUGIN_DELETE_BUILTIN';
+exports[1620] = 'WARN_PLUGIN_BUSY';
+exports[1621] = 'ER_VARIABLE_IS_READONLY';
+exports[1622] = 'ER_WARN_ENGINE_TRANSACTION_ROLLBACK';
+exports[1623] = 'ER_REPLICA_HEARTBEAT_FAILURE';
+exports[1624] = 'ER_REPLICA_HEARTBEAT_VALUE_OUT_OF_RANGE';
+exports[1625] = 'ER_NDB_REPLICATION_SCHEMA_ERROR';
+exports[1626] = 'ER_CONFLICT_FN_PARSE_ERROR';
+exports[1627] = 'ER_EXCEPTIONS_WRITE_ERROR';
+exports[1628] = 'ER_TOO_LONG_TABLE_COMMENT';
+exports[1629] = 'ER_TOO_LONG_FIELD_COMMENT';
+exports[1630] = 'ER_FUNC_INEXISTENT_NAME_COLLISION';
+exports[1631] = 'ER_DATABASE_NAME';
+exports[1632] = 'ER_TABLE_NAME';
+exports[1633] = 'ER_PARTITION_NAME';
+exports[1634] = 'ER_SUBPARTITION_NAME';
+exports[1635] = 'ER_TEMPORARY_NAME';
+exports[1636] = 'ER_RENAMED_NAME';
+exports[1637] = 'ER_TOO_MANY_CONCURRENT_TRXS';
+exports[1638] = 'WARN_NON_ASCII_SEPARATOR_NOT_IMPLEMENTED';
+exports[1639] = 'ER_DEBUG_SYNC_TIMEOUT';
+exports[1640] = 'ER_DEBUG_SYNC_HIT_LIMIT';
+exports[1641] = 'ER_DUP_SIGNAL_SET';
+exports[1642] = 'ER_SIGNAL_WARN';
+exports[1643] = 'ER_SIGNAL_NOT_FOUND';
+exports[1644] = 'ER_SIGNAL_EXCEPTION';
+exports[1645] = 'ER_RESIGNAL_WITHOUT_ACTIVE_HANDLER';
+exports[1646] = 'ER_SIGNAL_BAD_CONDITION_TYPE';
+exports[1647] = 'WARN_COND_ITEM_TRUNCATED';
+exports[1648] = 'ER_COND_ITEM_TOO_LONG';
+exports[1649] = 'ER_UNKNOWN_LOCALE';
+exports[1650] = 'ER_REPLICA_IGNORE_SERVER_IDS';
+exports[1651] = 'ER_QUERY_CACHE_DISABLED';
+exports[1652] = 'ER_SAME_NAME_PARTITION_FIELD';
+exports[1653] = 'ER_PARTITION_COLUMN_LIST_ERROR';
+exports[1654] = 'ER_WRONG_TYPE_COLUMN_VALUE_ERROR';
+exports[1655] = 'ER_TOO_MANY_PARTITION_FUNC_FIELDS_ERROR';
+exports[1656] = 'ER_MAXVALUE_IN_VALUES_IN';
+exports[1657] = 'ER_TOO_MANY_VALUES_ERROR';
+exports[1658] = 'ER_ROW_SINGLE_PARTITION_FIELD_ERROR';
+exports[1659] = 'ER_FIELD_TYPE_NOT_ALLOWED_AS_PARTITION_FIELD';
+exports[1660] = 'ER_PARTITION_FIELDS_TOO_LONG';
+exports[1661] = 'ER_BINLOG_ROW_ENGINE_AND_STMT_ENGINE';
+exports[1662] = 'ER_BINLOG_ROW_MODE_AND_STMT_ENGINE';
+exports[1663] = 'ER_BINLOG_UNSAFE_AND_STMT_ENGINE';
+exports[1664] = 'ER_BINLOG_ROW_INJECTION_AND_STMT_ENGINE';
+exports[1665] = 'ER_BINLOG_STMT_MODE_AND_ROW_ENGINE';
+exports[1666] = 'ER_BINLOG_ROW_INJECTION_AND_STMT_MODE';
+exports[1667] = 'ER_BINLOG_MULTIPLE_ENGINES_AND_SELF_LOGGING_ENGINE';
+exports[1668] = 'ER_BINLOG_UNSAFE_LIMIT';
+exports[1669] = 'ER_BINLOG_UNSAFE_INSERT_DELAYED';
+exports[1670] = 'ER_BINLOG_UNSAFE_SYSTEM_TABLE';
+exports[1671] = 'ER_BINLOG_UNSAFE_AUTOINC_COLUMNS';
+exports[1672] = 'ER_BINLOG_UNSAFE_UDF';
+exports[1673] = 'ER_BINLOG_UNSAFE_SYSTEM_VARIABLE';
+exports[1674] = 'ER_BINLOG_UNSAFE_SYSTEM_FUNCTION';
+exports[1675] = 'ER_BINLOG_UNSAFE_NONTRANS_AFTER_TRANS';
+exports[1676] = 'ER_MESSAGE_AND_STATEMENT';
+exports[1677] = 'ER_REPLICA_CONVERSION_FAILED';
+exports[1678] = 'ER_REPLICA_CANT_CREATE_CONVERSION';
+exports[1679] = 'ER_INSIDE_TRANSACTION_PREVENTS_SWITCH_BINLOG_FORMAT';
+exports[1680] = 'ER_PATH_LENGTH';
+exports[1681] = 'ER_WARN_DEPRECATED_SYNTAX_NO_REPLACEMENT';
+exports[1682] = 'ER_WRONG_NATIVE_TABLE_STRUCTURE';
+exports[1683] = 'ER_WRONG_PERFSCHEMA_USAGE';
+exports[1684] = 'ER_WARN_I_S_SKIPPED_TABLE';
+exports[1685] = 'ER_INSIDE_TRANSACTION_PREVENTS_SWITCH_BINLOG_DIRECT';
+exports[1686] = 'ER_STORED_FUNCTION_PREVENTS_SWITCH_BINLOG_DIRECT';
+exports[1687] = 'ER_SPATIAL_MUST_HAVE_GEOM_COL';
+exports[1688] = 'ER_TOO_LONG_INDEX_COMMENT';
+exports[1689] = 'ER_LOCK_ABORTED';
+exports[1690] = 'ER_DATA_OUT_OF_RANGE';
+exports[1691] = 'ER_WRONG_SPVAR_TYPE_IN_LIMIT';
+exports[1692] = 'ER_BINLOG_UNSAFE_MULTIPLE_ENGINES_AND_SELF_LOGGING_ENGINE';
+exports[1693] = 'ER_BINLOG_UNSAFE_MIXED_STATEMENT';
+exports[1694] = 'ER_INSIDE_TRANSACTION_PREVENTS_SWITCH_SQL_LOG_BIN';
+exports[1695] = 'ER_STORED_FUNCTION_PREVENTS_SWITCH_SQL_LOG_BIN';
+exports[1696] = 'ER_FAILED_READ_FROM_PAR_FILE';
+exports[1697] = 'ER_VALUES_IS_NOT_INT_TYPE_ERROR';
+exports[1698] = 'ER_ACCESS_DENIED_NO_PASSWORD_ERROR';
+exports[1699] = 'ER_SET_PASSWORD_AUTH_PLUGIN';
+exports[1700] = 'ER_GRANT_PLUGIN_USER_EXISTS';
+exports[1701] = 'ER_TRUNCATE_ILLEGAL_FK';
+exports[1702] = 'ER_PLUGIN_IS_PERMANENT';
+exports[1703] = 'ER_REPLICA_HEARTBEAT_VALUE_OUT_OF_RANGE_MIN';
+exports[1704] = 'ER_REPLICA_HEARTBEAT_VALUE_OUT_OF_RANGE_MAX';
+exports[1705] = 'ER_STMT_CACHE_FULL';
+exports[1706] = 'ER_MULTI_UPDATE_KEY_CONFLICT';
+exports[1707] = 'ER_TABLE_NEEDS_REBUILD';
+exports[1708] = 'WARN_OPTION_BELOW_LIMIT';
+exports[1709] = 'ER_INDEX_COLUMN_TOO_LONG';
+exports[1710] = 'ER_ERROR_IN_TRIGGER_BODY';
+exports[1711] = 'ER_ERROR_IN_UNKNOWN_TRIGGER_BODY';
+exports[1712] = 'ER_INDEX_CORRUPT';
+exports[1713] = 'ER_UNDO_RECORD_TOO_BIG';
+exports[1714] = 'ER_BINLOG_UNSAFE_INSERT_IGNORE_SELECT';
+exports[1715] = 'ER_BINLOG_UNSAFE_INSERT_SELECT_UPDATE';
+exports[1716] = 'ER_BINLOG_UNSAFE_REPLACE_SELECT';
+exports[1717] = 'ER_BINLOG_UNSAFE_CREATE_IGNORE_SELECT';
+exports[1718] = 'ER_BINLOG_UNSAFE_CREATE_REPLACE_SELECT';
+exports[1719] = 'ER_BINLOG_UNSAFE_UPDATE_IGNORE';
+exports[1720] = 'ER_PLUGIN_NO_UNINSTALL';
+exports[1721] = 'ER_PLUGIN_NO_INSTALL';
+exports[1722] = 'ER_BINLOG_UNSAFE_WRITE_AUTOINC_SELECT';
+exports[1723] = 'ER_BINLOG_UNSAFE_CREATE_SELECT_AUTOINC';
+exports[1724] = 'ER_BINLOG_UNSAFE_INSERT_TWO_KEYS';
+exports[1725] = 'ER_TABLE_IN_FK_CHECK';
+exports[1726] = 'ER_UNSUPPORTED_ENGINE';
+exports[1727] = 'ER_BINLOG_UNSAFE_AUTOINC_NOT_FIRST';
+exports[1728] = 'ER_CANNOT_LOAD_FROM_TABLE_V2';
+exports[1729] = 'ER_SOURCE_DELAY_VALUE_OUT_OF_RANGE';
+exports[1730] = 'ER_ONLY_FD_AND_RBR_EVENTS_ALLOWED_IN_BINLOG_STATEMENT';
+exports[1731] = 'ER_PARTITION_EXCHANGE_DIFFERENT_OPTION';
+exports[1732] = 'ER_PARTITION_EXCHANGE_PART_TABLE';
+exports[1733] = 'ER_PARTITION_EXCHANGE_TEMP_TABLE';
+exports[1734] = 'ER_PARTITION_INSTEAD_OF_SUBPARTITION';
+exports[1735] = 'ER_UNKNOWN_PARTITION';
+exports[1736] = 'ER_TABLES_DIFFERENT_METADATA';
+exports[1737] = 'ER_ROW_DOES_NOT_MATCH_PARTITION';
+exports[1738] = 'ER_BINLOG_CACHE_SIZE_GREATER_THAN_MAX';
+exports[1739] = 'ER_WARN_INDEX_NOT_APPLICABLE';
+exports[1740] = 'ER_PARTITION_EXCHANGE_FOREIGN_KEY';
+exports[1741] = 'ER_NO_SUCH_KEY_VALUE';
+exports[1742] = 'ER_RPL_INFO_DATA_TOO_LONG';
+exports[1743] = 'ER_NETWORK_READ_EVENT_CHECKSUM_FAILURE';
+exports[1744] = 'ER_BINLOG_READ_EVENT_CHECKSUM_FAILURE';
+exports[1745] = 'ER_BINLOG_STMT_CACHE_SIZE_GREATER_THAN_MAX';
+exports[1746] = 'ER_CANT_UPDATE_TABLE_IN_CREATE_TABLE_SELECT';
+exports[1747] = 'ER_PARTITION_CLAUSE_ON_NONPARTITIONED';
+exports[1748] = 'ER_ROW_DOES_NOT_MATCH_GIVEN_PARTITION_SET';
+exports[1749] = 'ER_NO_SUCH_PARTITION';
+exports[1750] = 'ER_CHANGE_RPL_INFO_REPOSITORY_FAILURE';
+exports[1751] = 'ER_WARNING_NOT_COMPLETE_ROLLBACK_WITH_CREATED_TEMP_TABLE';
+exports[1752] = 'ER_WARNING_NOT_COMPLETE_ROLLBACK_WITH_DROPPED_TEMP_TABLE';
+exports[1753] = 'ER_MTS_FEATURE_IS_NOT_SUPPORTED';
+exports[1754] = 'ER_MTS_UPDATED_DBS_GREATER_MAX';
+exports[1755] = 'ER_MTS_CANT_PARALLEL';
+exports[1756] = 'ER_MTS_INCONSISTENT_DATA';
+exports[1757] = 'ER_FULLTEXT_NOT_SUPPORTED_WITH_PARTITIONING';
+exports[1758] = 'ER_DA_INVALID_CONDITION_NUMBER';
+exports[1759] = 'ER_INSECURE_PLAIN_TEXT';
+exports[1760] = 'ER_INSECURE_CHANGE_SOURCE';
+exports[1761] = 'ER_FOREIGN_DUPLICATE_KEY_WITH_CHILD_INFO';
+exports[1762] = 'ER_FOREIGN_DUPLICATE_KEY_WITHOUT_CHILD_INFO';
+exports[1763] = 'ER_SQLTHREAD_WITH_SECURE_REPLICA';
+exports[1764] = 'ER_TABLE_HAS_NO_FT';
+exports[1765] = 'ER_VARIABLE_NOT_SETTABLE_IN_SF_OR_TRIGGER';
+exports[1766] = 'ER_VARIABLE_NOT_SETTABLE_IN_TRANSACTION';
+exports[1767] = 'ER_GTID_NEXT_IS_NOT_IN_GTID_NEXT_LIST';
+exports[1768] = 'ER_CANT_CHANGE_GTID_NEXT_IN_TRANSACTION_WHEN_GTID_NEXT_LIST_IS_NULL';
+exports[1769] = 'ER_SET_STATEMENT_CANNOT_INVOKE_FUNCTION';
+exports[1770] = 'ER_GTID_NEXT_CANT_BE_AUTOMATIC_IF_GTID_NEXT_LIST_IS_NON_NULL';
+exports[1771] = 'ER_SKIPPING_LOGGED_TRANSACTION';
+exports[1772] = 'ER_MALFORMED_GTID_SET_SPECIFICATION';
+exports[1773] = 'ER_MALFORMED_GTID_SET_ENCODING';
+exports[1774] = 'ER_MALFORMED_GTID_SPECIFICATION';
+exports[1775] = 'ER_GNO_EXHAUSTED';
+exports[1776] = 'ER_BAD_REPLICA_AUTO_POSITION';
+exports[1777] = 'ER_AUTO_POSITION_REQUIRES_GTID_MODE_ON';
+exports[1778] = 'ER_CANT_DO_IMPLICIT_COMMIT_IN_TRX_WHEN_GTID_NEXT_IS_SET';
+exports[1779] = 'ER_GTID_MODE_2_OR_3_REQUIRES_ENFORCE_GTID_CONSISTENCY_ON';
+exports[1780] = 'ER_GTID_MODE_REQUIRES_BINLOG';
+exports[1781] = 'ER_CANT_SET_GTID_NEXT_TO_GTID_WHEN_GTID_MODE_IS_OFF';
+exports[1782] = 'ER_CANT_SET_GTID_NEXT_TO_ANONYMOUS_WHEN_GTID_MODE_IS_ON';
+exports[1783] = 'ER_CANT_SET_GTID_NEXT_LIST_TO_NON_NULL_WHEN_GTID_MODE_IS_OFF';
+exports[1784] = 'ER_FOUND_GTID_EVENT_WHEN_GTID_MODE_IS_OFF';
+exports[1785] = 'ER_GTID_UNSAFE_NON_TRANSACTIONAL_TABLE';
+exports[1786] = 'ER_GTID_UNSAFE_CREATE_SELECT';
+exports[1787] = 'ER_GTID_UNSAFE_CREATE_DROP_TEMPORARY_TABLE_IN_TRANSACTION';
+exports[1788] = 'ER_GTID_MODE_CAN_ONLY_CHANGE_ONE_STEP_AT_A_TIME';
+exports[1789] = 'ER_SOURCE_HAS_PURGED_REQUIRED_GTIDS';
+exports[1790] = 'ER_CANT_SET_GTID_NEXT_WHEN_OWNING_GTID';
+exports[1791] = 'ER_UNKNOWN_EXPLAIN_FORMAT';
+exports[1792] = 'ER_CANT_EXECUTE_IN_READ_ONLY_TRANSACTION';
+exports[1793] = 'ER_TOO_LONG_TABLE_PARTITION_COMMENT';
+exports[1794] = 'ER_REPLICA_CONFIGURATION';
+exports[1795] = 'ER_INNODB_FT_LIMIT';
+exports[1796] = 'ER_INNODB_NO_FT_TEMP_TABLE';
+exports[1797] = 'ER_INNODB_FT_WRONG_DOCID_COLUMN';
+exports[1798] = 'ER_INNODB_FT_WRONG_DOCID_INDEX';
+exports[1799] = 'ER_INNODB_ONLINE_LOG_TOO_BIG';
+exports[1800] = 'ER_UNKNOWN_ALTER_ALGORITHM';
+exports[1801] = 'ER_UNKNOWN_ALTER_LOCK';
+exports[1802] = 'ER_MTS_CHANGE_SOURCE_CANT_RUN_WITH_GAPS';
+exports[1803] = 'ER_MTS_RECOVERY_FAILURE';
+exports[1804] = 'ER_MTS_RESET_WORKERS';
+exports[1805] = 'ER_COL_COUNT_DOESNT_MATCH_CORRUPTED_V2';
+exports[1806] = 'ER_REPLICA_SILENT_RETRY_TRANSACTION';
+exports[1807] = 'ER_DISCARD_FK_CHECKS_RUNNING';
+exports[1808] = 'ER_TABLE_SCHEMA_MISMATCH';
+exports[1809] = 'ER_TABLE_IN_SYSTEM_TABLESPACE';
+exports[1810] = 'ER_IO_READ_ERROR';
+exports[1811] = 'ER_IO_WRITE_ERROR';
+exports[1812] = 'ER_TABLESPACE_MISSING';
+exports[1813] = 'ER_TABLESPACE_EXISTS';
+exports[1814] = 'ER_TABLESPACE_DISCARDED';
+exports[1815] = 'ER_INTERNAL_ERROR';
+exports[1816] = 'ER_INNODB_IMPORT_ERROR';
+exports[1817] = 'ER_INNODB_INDEX_CORRUPT';
+exports[1818] = 'ER_INVALID_YEAR_COLUMN_LENGTH';
+exports[1819] = 'ER_NOT_VALID_PASSWORD';
+exports[1820] = 'ER_MUST_CHANGE_PASSWORD';
+exports[1821] = 'ER_FK_NO_INDEX_CHILD';
+exports[1822] = 'ER_FK_NO_INDEX_PARENT';
+exports[1823] = 'ER_FK_FAIL_ADD_SYSTEM';
+exports[1824] = 'ER_FK_CANNOT_OPEN_PARENT';
+exports[1825] = 'ER_FK_INCORRECT_OPTION';
+exports[1826] = 'ER_FK_DUP_NAME';
+exports[1827] = 'ER_PASSWORD_FORMAT';
+exports[1828] = 'ER_FK_COLUMN_CANNOT_DROP';
+exports[1829] = 'ER_FK_COLUMN_CANNOT_DROP_CHILD';
+exports[1830] = 'ER_FK_COLUMN_NOT_NULL';
+exports[1831] = 'ER_DUP_INDEX';
+exports[1832] = 'ER_FK_COLUMN_CANNOT_CHANGE';
+exports[1833] = 'ER_FK_COLUMN_CANNOT_CHANGE_CHILD';
+exports[1834] = 'ER_FK_CANNOT_DELETE_PARENT';
+exports[1835] = 'ER_MALFORMED_PACKET';
+exports[1836] = 'ER_READ_ONLY_MODE';
+exports[1837] = 'ER_GTID_NEXT_TYPE_UNDEFINED_GROUP';
+exports[1838] = 'ER_VARIABLE_NOT_SETTABLE_IN_SP';
+exports[1839] = 'ER_CANT_SET_GTID_PURGED_WHEN_GTID_MODE_IS_OFF';
+exports[1840] = 'ER_CANT_SET_GTID_PURGED_WHEN_GTID_EXECUTED_IS_NOT_EMPTY';
+exports[1841] = 'ER_CANT_SET_GTID_PURGED_WHEN_OWNED_GTIDS_IS_NOT_EMPTY';
+exports[1842] = 'ER_GTID_PURGED_WAS_CHANGED';
+exports[1843] = 'ER_GTID_EXECUTED_WAS_CHANGED';
+exports[1844] = 'ER_BINLOG_STMT_MODE_AND_NO_REPL_TABLES';
+exports[1845] = 'ER_ALTER_OPERATION_NOT_SUPPORTED';
+exports[1846] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON';
+exports[1847] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_COPY';
+exports[1848] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_PARTITION';
+exports[1849] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_FK_RENAME';
+exports[1850] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_COLUMN_TYPE';
+exports[1851] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_FK_CHECK';
+exports[1852] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_IGNORE';
+exports[1853] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_NOPK';
+exports[1854] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_AUTOINC';
+exports[1855] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_HIDDEN_FTS';
+exports[1856] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_CHANGE_FTS';
+exports[1857] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_FTS';
+exports[1858] = 'ER_SQL_REPLICA_SKIP_COUNTER_NOT_SETTABLE_IN_GTID_MODE';
+exports[1859] = 'ER_DUP_UNKNOWN_IN_INDEX';
+exports[1860] = 'ER_IDENT_CAUSES_TOO_LONG_PATH';
+exports[1861] = 'ER_ALTER_OPERATION_NOT_SUPPORTED_REASON_NOT_NULL';
+exports[1862] = 'ER_MUST_CHANGE_PASSWORD_LOGIN';
+exports[1863] = 'ER_ROW_IN_WRONG_PARTITION';
+exports[1864] = 'ER_MTS_EVENT_BIGGER_PENDING_JOBS_SIZE_MAX';
+exports[1865] = 'ER_INNODB_NO_FT_USES_PARSER';
+exports[1866] = 'ER_BINLOG_LOGICAL_CORRUPTION';
+exports[1867] = 'ER_WARN_PURGE_LOG_IN_USE';
+exports[1868] = 'ER_WARN_PURGE_LOG_IS_ACTIVE';
+exports[1869] = 'ER_AUTO_INCREMENT_CONFLICT';
+exports[1870] = 'WARN_ON_BLOCKHOLE_IN_RBR';
+exports[1871] = 'ER_REPLICA_MI_INIT_REPOSITORY';
+exports[1872] = 'ER_REPLICA_RLI_INIT_REPOSITORY';
+exports[1873] = 'ER_ACCESS_DENIED_CHANGE_USER_ERROR';
+exports[1874] = 'ER_INNODB_READ_ONLY';
+exports[1875] = 'ER_STOP_REPLICA_SQL_THREAD_TIMEOUT';
+exports[1876] = 'ER_STOP_REPLICA_IO_THREAD_TIMEOUT';
+exports[1877] = 'ER_TABLE_CORRUPT';
+exports[1878] = 'ER_TEMP_FILE_WRITE_FAILURE';
+exports[1879] = 'ER_INNODB_FT_AUX_NOT_HEX_ID';
+exports[1880] = 'ER_OLD_TEMPORALS_UPGRADED';
+exports[1881] = 'ER_INNODB_FORCED_RECOVERY';
+exports[1882] = 'ER_AES_INVALID_IV';
+exports[1883] = 'ER_FILE_CORRUPT';
+exports[1884] = 'ER_ERROR_ON_SOURCE';
+exports[1885] = 'ER_INCONSISTENT_ERROR';
+exports[1886] = 'ER_STORAGE_ENGINE_NOT_LOADED';
+exports[1887] = 'ER_GET_STACKED_DA_WITHOUT_ACTIVE_HANDLER';
+exports[1888] = 'ER_WARN_LEGACY_SYNTAX_CONVERTED';
+exports[1889] = 'ER_BINLOG_UNSAFE_FULLTEXT_PLUGIN';
+exports[1890] = 'ER_CANNOT_DISCARD_TEMPORARY_TABLE';
+exports[1891] = 'ER_FK_DEPTH_EXCEEDED';
+exports[1892] = 'ER_COL_COUNT_DOESNT_MATCH_PLEASE_UPDATE_V2';
+exports[1893] = 'ER_WARN_TRIGGER_DOESNT_HAVE_CREATED';
+exports[1894] = 'ER_REFERENCED_TRG_DOES_NOT_EXIST';
+exports[1895] = 'ER_EXPLAIN_NOT_SUPPORTED';
+exports[1896] = 'ER_INVALID_FIELD_SIZE';
+exports[1897] = 'ER_MISSING_HA_CREATE_OPTION';
+exports[1898] = 'ER_ENGINE_OUT_OF_MEMORY';
+exports[1899] = 'ER_PASSWORD_EXPIRE_ANONYMOUS_USER';
+exports[1900] = 'ER_REPLICA_SQL_THREAD_MUST_STOP';
+exports[1901] = 'ER_NO_FT_MATERIALIZED_SUBQUERY';
+exports[1902] = 'ER_INNODB_UNDO_LOG_FULL';
+exports[1903] = 'ER_INVALID_ARGUMENT_FOR_LOGARITHM';
+exports[1904] = 'ER_REPLICA_IO_THREAD_MUST_STOP';
+exports[1905] = 'ER_WARN_OPEN_TEMP_TABLES_MUST_BE_ZERO';
+exports[1906] = 'ER_WARN_ONLY_SOURCE_LOG_FILE_NO_POS';
+exports[1907] = 'ER_QUERY_TIMEOUT';
+exports[1908] = 'ER_NON_RO_SELECT_DISABLE_TIMER';
+exports[1909] = 'ER_DUP_LIST_ENTRY';
+exports[1910] = 'ER_SQL_MODE_NO_EFFECT';
+exports[3169] = 'ER_SESSION_WAS_KILLED';
+exports[4031] = 'ER_CLIENT_INTERACTION_TIMEOUT';
diff --git a/node_modules/mysql2/lib/constants/field_flags.js b/node_modules/mysql2/lib/constants/field_flags.js
new file mode 100644
index 0000000..184905c
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/field_flags.js
@@ -0,0 +1,20 @@
+'use strict';
+
+// Manually extracted from mysql-5.5.23/include/mysql_com.h
+exports.NOT_NULL = 1; /* Field can't be NULL */
+exports.PRI_KEY = 2; /* Field is part of a primary key */
+exports.UNIQUE_KEY = 4; /* Field is part of a unique key */
+exports.MULTIPLE_KEY = 8; /* Field is part of a key */
+exports.BLOB = 16; /* Field is a blob */
+exports.UNSIGNED = 32; /* Field is unsigned */
+exports.ZEROFILL = 64; /* Field is zerofill */
+exports.BINARY = 128; /* Field is binary   */
+
+/* The following are only sent to new clients */
+exports.ENUM = 256; /* field is an enum */
+exports.AUTO_INCREMENT = 512; /* field is a autoincrement field */
+exports.TIMESTAMP = 1024; /* Field is a timestamp */
+exports.SET = 2048; /* field is a set */
+exports.NO_DEFAULT_VALUE = 4096; /* Field doesn't have default value */
+exports.ON_UPDATE_NOW = 8192; /* Field is set to NOW on UPDATE */
+exports.NUM = 32768; /* Field is num (for clients) */
diff --git a/node_modules/mysql2/lib/constants/server_status.js b/node_modules/mysql2/lib/constants/server_status.js
new file mode 100644
index 0000000..828c851
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/server_status.js
@@ -0,0 +1,44 @@
+'use strict';
+
+// Manually extracted from mysql-5.5.23/include/mysql_com.h
+
+/**
+  Is raised when a multi-statement transaction
+  has been started, either explicitly, by means
+  of BEGIN or COMMIT AND CHAIN, or
+  implicitly, by the first transactional
+  statement, when autocommit=off.
+*/
+exports.SERVER_STATUS_IN_TRANS = 1;
+exports.SERVER_STATUS_AUTOCOMMIT = 2; /* Server in auto_commit mode */
+exports.SERVER_MORE_RESULTS_EXISTS = 8; /* Multi query - next query exists */
+exports.SERVER_QUERY_NO_GOOD_INDEX_USED = 16;
+exports.SERVER_QUERY_NO_INDEX_USED = 32;
+/**
+  The server was able to fulfill the clients request and opened a
+  read-only non-scrollable cursor for a query. This flag comes
+  in reply to COM_STMT_EXECUTE and COM_STMT_FETCH commands.
+*/
+exports.SERVER_STATUS_CURSOR_EXISTS = 64;
+/**
+  This flag is sent when a read-only cursor is exhausted, in reply to
+  COM_STMT_FETCH command.
+*/
+exports.SERVER_STATUS_LAST_ROW_SENT = 128;
+exports.SERVER_STATUS_DB_DROPPED = 256; /* A database was dropped */
+exports.SERVER_STATUS_NO_BACKSLASH_ESCAPES = 512;
+/**
+  Sent to the client if after a prepared statement reprepare
+  we discovered that the new statement returns a different
+  number of result set columns.
+*/
+exports.SERVER_STATUS_METADATA_CHANGED = 1024;
+exports.SERVER_QUERY_WAS_SLOW = 2048;
+
+/**
+  To mark ResultSet containing output parameter values.
+*/
+exports.SERVER_PS_OUT_PARAMS = 4096;
+
+exports.SERVER_STATUS_IN_TRANS_READONLY = 0x2000; // in a read-only transaction
+exports.SERVER_SESSION_STATE_CHANGED = 0x4000;
diff --git a/node_modules/mysql2/lib/constants/session_track.js b/node_modules/mysql2/lib/constants/session_track.js
new file mode 100644
index 0000000..85d8fbf
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/session_track.js
@@ -0,0 +1,11 @@
+'use strict';
+
+exports.SYSTEM_VARIABLES = 0;
+exports.SCHEMA = 1;
+exports.STATE_CHANGE = 2;
+exports.STATE_GTIDS = 3;
+exports.TRANSACTION_CHARACTERISTICS = 4;
+exports.TRANSACTION_STATE = 5;
+
+exports.FIRST_KEY = exports.SYSTEM_VARIABLES;
+exports.LAST_KEY = exports.TRANSACTION_STATE;
diff --git a/node_modules/mysql2/lib/constants/ssl_profiles.js b/node_modules/mysql2/lib/constants/ssl_profiles.js
new file mode 100644
index 0000000..2835895
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/ssl_profiles.js
@@ -0,0 +1,1109 @@
+'use strict';
+
+// Certificate for Amazon RDS (Updated for 2019)
+// https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/UsingWithRDS.SSL.html
+// https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/aurora-serverless.html#aurora-serverless.tls
+exports['Amazon RDS'] = {
+  ca: [
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+      '93FcXmn/6pUCyziKrlA4b9v7LWIbxcceVOF34GfID5yHI9Y/QCB/IIDEgEw+OyQm\n' +
+      'jgSubJrIqg0CAwEAAaNCMEAwDwYDVR0TAQH/BAUwAwEB/zAOBgNVHQ8BAf8EBAMC\n' +
+      'AYYwHQYDVR0OBBYEFIQYzIU07LwMlJQuCFmcx7IQTgoIMA0GCSqGSIb3DQEBCwUA\n' +
+      'A4IBAQCY8jdaQZChGsV2USggNiMOruYou6r4lK5IpDB/G/wkjUu0yKGX9rbxenDI\n' +
+      'U5PMCCjjmCXPI6T53iHTfIUJrU6adTrCC2qJeHZERxhlbI1Bjjt/msv0tadQ1wUs\n' +
+      'N+gDS63pYaACbvXy8MWy7Vu33PqUXHeeE6V/Uq2V8viTO96LXFvKWlJbYK8U90vv\n' +
+      'o/ufQJVtMVT8QtPHRh8jrdkPSHCa2XV4cdFyQzR1bldZwgJcJmApzyMZFo6IQ6XU\n' +
+      '5MsI+yMRQ+hDKXJioaldXgjUkK642M4UwtBV8ob2xJNDd2ZhwLnoQdeXeGADbkpy\n' +
+      'rqXRfboQnoZsG4q5WTP468SQvvG5\n' +
+      '-----END CERTIFICATE-----\n'
+  ]
+};
diff --git a/node_modules/mysql2/lib/constants/types.js b/node_modules/mysql2/lib/constants/types.js
new file mode 100644
index 0000000..a0839b0
--- /dev/null
+++ b/node_modules/mysql2/lib/constants/types.js
@@ -0,0 +1,32 @@
+'use strict';
+
+// Manually extracted from mysql-5.5.23/include/mysql_com.h
+// some more info here: http://dev.mysql.com/doc/refman/5.5/en/c-api-prepared-statement-type-codes.html
+exports.DECIMAL = 0x00; // aka DECIMAL (http://dev.mysql.com/doc/refman/5.0/en/precision-math-decimal-changes.html)
+exports.TINY = 0x01; // aka TINYINT, 1 byte
+exports.SHORT = 0x02; // aka SMALLINT, 2 bytes
+exports.LONG = 0x03; // aka INT, 4 bytes
+exports.FLOAT = 0x04; // aka FLOAT, 4-8 bytes
+exports.DOUBLE = 0x05; // aka DOUBLE, 8 bytes
+exports.NULL = 0x06; // NULL (used for prepared statements, I think)
+exports.TIMESTAMP = 0x07; // aka TIMESTAMP
+exports.LONGLONG = 0x08; // aka BIGINT, 8 bytes
+exports.INT24 = 0x09; // aka MEDIUMINT, 3 bytes
+exports.DATE = 0x0a; // aka DATE
+exports.TIME = 0x0b; // aka TIME
+exports.DATETIME = 0x0c; // aka DATETIME
+exports.YEAR = 0x0d; // aka YEAR, 1 byte (don't ask)
+exports.NEWDATE = 0x0e; // aka ?
+exports.VARCHAR = 0x0f; // aka VARCHAR (?)
+exports.BIT = 0x10; // aka BIT, 1-8 byte
+exports.JSON = 0xf5;
+exports.NEWDECIMAL = 0xf6; // aka DECIMAL
+exports.ENUM = 0xf7; // aka ENUM
+exports.SET = 0xf8; // aka SET
+exports.TINY_BLOB = 0xf9; // aka TINYBLOB, TINYTEXT
+exports.MEDIUM_BLOB = 0xfa; // aka MEDIUMBLOB, MEDIUMTEXT
+exports.LONG_BLOB = 0xfb; // aka LONGBLOG, LONGTEXT
+exports.BLOB = 0xfc; // aka BLOB, TEXT
+exports.VAR_STRING = 0xfd; // aka VARCHAR, VARBINARY
+exports.STRING = 0xfe; // aka CHAR, BINARY
+exports.GEOMETRY = 0xff; // aka GEOMETRY
diff --git a/node_modules/mysql2/lib/helpers.js b/node_modules/mysql2/lib/helpers.js
new file mode 100644
index 0000000..b30939b
--- /dev/null
+++ b/node_modules/mysql2/lib/helpers.js
@@ -0,0 +1,63 @@
+'use strict';
+
+/*
+
+  this seems to be not only shorter, but faster than
+  string.replace(/\\/g, '\\\\').
+            replace(/\u0008/g, '\\b').
+            replace(/\t/g, '\\t').
+            replace(/\n/g, '\\n').
+            replace(/\f/g, '\\f').
+            replace(/\r/g, '\\r').
+            replace(/'/g, '\\\'').
+            replace(/"/g, '\\"');
+  or string.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&")
+  see http://jsperf.com/string-escape-regexp-vs-json-stringify
+  */
+function srcEscape(str) {
+  return JSON.stringify({
+    [str]: 1
+  }).slice(1, -3);
+}
+
+exports.srcEscape = srcEscape;
+
+let highlightFn;
+let cardinalRecommended = false;
+try {
+  highlightFn = require('cardinal').highlight;
+} catch (err) {
+  highlightFn = text => {
+    if (!cardinalRecommended) {
+      // eslint-disable-next-line no-console
+      console.log('For nicer debug output consider install cardinal@^2.0.0');
+      cardinalRecommended = true;
+    }
+    return text;
+  };
+}
+
+/**
+ * Prints debug message with code frame, will try to use `cardinal` if available.
+ */
+function printDebugWithCode(msg, code) {
+  // eslint-disable-next-line no-console
+  console.log(`\n\n${msg}:\n`);
+  // eslint-disable-next-line no-console
+  console.log(`${highlightFn(code)}\n`);
+}
+
+exports.printDebugWithCode = printDebugWithCode;
+
+/**
+ * checks whether the `type` is in the `list`
+ */
+function typeMatch(type, list, Types) {
+  if (Array.isArray(list)) {
+    return list.some(t => type === Types[t]);
+  }
+
+  return !!list;
+}
+
+exports.typeMatch = typeMatch;
diff --git a/node_modules/mysql2/lib/packet_parser.js b/node_modules/mysql2/lib/packet_parser.js
new file mode 100644
index 0000000..1899e56
--- /dev/null
+++ b/node_modules/mysql2/lib/packet_parser.js
@@ -0,0 +1,195 @@
+'use strict';
+
+const Packet = require('./packets/packet.js');
+
+const MAX_PACKET_LENGTH = 16777215;
+
+function readPacketLength(b, off) {
+  const b0 = b[off];
+  const b1 = b[off + 1];
+  const b2 = b[off + 2];
+  if (b1 + b2 === 0) {
+    return b0;
+  }
+  return b0 + (b1 << 8) + (b2 << 16);
+}
+
+class PacketParser {
+  constructor(onPacket, packetHeaderLength) {
+    // 4 for normal packets, 7 for comprssed protocol packets
+    if (typeof packetHeaderLength === 'undefined') {
+      packetHeaderLength = 4;
+    }
+    // array of last payload chunks
+    // only used when current payload is not complete
+    this.buffer = [];
+    // total length of chunks on buffer
+    this.bufferLength = 0;
+    this.packetHeaderLength = packetHeaderLength;
+    // incomplete header state: number of header bytes received
+    this.headerLen = 0;
+    // expected payload length
+    this.length = 0;
+    this.largePacketParts = [];
+    this.firstPacketSequenceId = 0;
+    this.onPacket = onPacket;
+    this.execute = PacketParser.prototype.executeStart;
+    this._flushLargePacket =
+      packetHeaderLength === 7
+        ? this._flushLargePacket7
+        : this._flushLargePacket4;
+  }
+
+  _flushLargePacket4() {
+    const numPackets = this.largePacketParts.length;
+    this.largePacketParts.unshift(Buffer.from([0, 0, 0, 0])); // insert header
+    const body = Buffer.concat(this.largePacketParts);
+    const packet = new Packet(this.firstPacketSequenceId, body, 0, body.length);
+    this.largePacketParts.length = 0;
+    packet.numPackets = numPackets;
+    this.onPacket(packet);
+  }
+
+  _flushLargePacket7() {
+    const numPackets = this.largePacketParts.length;
+    this.largePacketParts.unshift(Buffer.from([0, 0, 0, 0, 0, 0, 0])); // insert header
+    const body = Buffer.concat(this.largePacketParts);
+    this.largePacketParts.length = 0;
+    const packet = new Packet(this.firstPacketSequenceId, body, 0, body.length);
+    packet.numPackets = numPackets;
+    this.onPacket(packet);
+  }
+
+  executeStart(chunk) {
+    let start = 0;
+    const end = chunk.length;
+    while (end - start >= 3) {
+      this.length = readPacketLength(chunk, start);
+      if (end - start >= this.length + this.packetHeaderLength) {
+        // at least one full packet
+        const sequenceId = chunk[start + 3];
+        if (
+          this.length < MAX_PACKET_LENGTH &&
+          this.largePacketParts.length === 0
+        ) {
+          this.onPacket(
+            new Packet(
+              sequenceId,
+              chunk,
+              start,
+              start + this.packetHeaderLength + this.length
+            )
+          );
+        } else {
+          // first large packet - remember it's id
+          if (this.largePacketParts.length === 0) {
+            this.firstPacketSequenceId = sequenceId;
+          }
+          this.largePacketParts.push(
+            chunk.slice(
+              start + this.packetHeaderLength,
+              start + this.packetHeaderLength + this.length
+            )
+          );
+          if (this.length < MAX_PACKET_LENGTH) {
+            this._flushLargePacket();
+          }
+        }
+        start += this.packetHeaderLength + this.length;
+      } else {
+        // payload is incomplete
+        this.buffer = [chunk.slice(start + 3, end)];
+        this.bufferLength = end - start - 3;
+        this.execute = PacketParser.prototype.executePayload;
+        return;
+      }
+    }
+    if (end - start > 0) {
+      // there is start of length header, but it's not full 3 bytes
+      this.headerLen = end - start; // 1 or 2 bytes
+      this.length = chunk[start];
+      if (this.headerLen === 2) {
+        this.length = chunk[start] + (chunk[start + 1] << 8);
+        this.execute = PacketParser.prototype.executeHeader3;
+      } else {
+        this.execute = PacketParser.prototype.executeHeader2;
+      }
+    }
+  }
+
+  executePayload(chunk) {
+    let start = 0;
+    const end = chunk.length;
+    const remainingPayload =
+      this.length - this.bufferLength + this.packetHeaderLength - 3;
+    if (end - start >= remainingPayload) {
+      // last chunk for payload
+      const payload = Buffer.allocUnsafe(this.length + this.packetHeaderLength);
+      let offset = 3;
+      for (let i = 0; i < this.buffer.length; ++i) {
+        this.buffer[i].copy(payload, offset);
+        offset += this.buffer[i].length;
+      }
+      chunk.copy(payload, offset, start, start + remainingPayload);
+      const sequenceId = payload[3];
+      if (
+        this.length < MAX_PACKET_LENGTH &&
+        this.largePacketParts.length === 0
+      ) {
+        this.onPacket(
+          new Packet(
+            sequenceId,
+            payload,
+            0,
+            this.length + this.packetHeaderLength
+          )
+        );
+      } else {
+        // first large packet - remember it's id
+        if (this.largePacketParts.length === 0) {
+          this.firstPacketSequenceId = sequenceId;
+        }
+        this.largePacketParts.push(
+          payload.slice(
+            this.packetHeaderLength,
+            this.packetHeaderLength + this.length
+          )
+        );
+        if (this.length < MAX_PACKET_LENGTH) {
+          this._flushLargePacket();
+        }
+      }
+      this.buffer = [];
+      this.bufferLength = 0;
+      this.execute = PacketParser.prototype.executeStart;
+      start += remainingPayload;
+      if (end - start > 0) {
+        return this.execute(chunk.slice(start, end));
+      }
+    } else {
+      this.buffer.push(chunk);
+      this.bufferLength += chunk.length;
+    }
+    return null;
+  }
+
+  executeHeader2(chunk) {
+    this.length += chunk[0] << 8;
+    if (chunk.length > 1) {
+      this.length += chunk[1] << 16;
+      this.execute = PacketParser.prototype.executePayload;
+      return this.executePayload(chunk.slice(2));
+    } 
+    this.execute = PacketParser.prototype.executeHeader3;
+    
+    return null;
+  }
+
+  executeHeader3(chunk) {
+    this.length += chunk[0] << 16;
+    this.execute = PacketParser.prototype.executePayload;
+    return this.executePayload(chunk.slice(1));
+  }
+}
+
+module.exports = PacketParser;
diff --git a/node_modules/mysql2/lib/packets/auth_switch_request.js b/node_modules/mysql2/lib/packets/auth_switch_request.js
new file mode 100644
index 0000000..a05abf2
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/auth_switch_request.js
@@ -0,0 +1,38 @@
+'use strict';
+
+// http://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::AuthSwitchRequest
+
+const Packet = require('../packets/packet');
+
+class AuthSwitchRequest {
+  constructor(opts) {
+    this.pluginName = opts.pluginName;
+    this.pluginData = opts.pluginData;
+  }
+
+  toPacket() {
+    const length = 6 + this.pluginName.length + this.pluginData.length;
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeInt8(0xfe);
+    // TODO: use server encoding
+    packet.writeNullTerminatedString(this.pluginName, 'cesu8');
+    packet.writeBuffer(this.pluginData);
+    return packet;
+  }
+
+  static fromPacket(packet) {
+    packet.readInt8(); // marker
+    // assert marker == 0xfe?
+    // TODO: use server encoding
+    const name = packet.readNullTerminatedString('cesu8');
+    const data = packet.readBuffer();
+    return new AuthSwitchRequest({
+      pluginName: name,
+      pluginData: data
+    });
+  }
+}
+
+module.exports = AuthSwitchRequest;
diff --git a/node_modules/mysql2/lib/packets/auth_switch_request_more_data.js b/node_modules/mysql2/lib/packets/auth_switch_request_more_data.js
new file mode 100644
index 0000000..7294d08
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/auth_switch_request_more_data.js
@@ -0,0 +1,33 @@
+'use strict';
+
+// http://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::AuthSwitchRequest
+
+const Packet = require('../packets/packet');
+
+class AuthSwitchRequestMoreData {
+  constructor(data) {
+    this.data = data;
+  }
+
+  toPacket() {
+    const length = 5 + this.data.length;
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeInt8(0x01);
+    packet.writeBuffer(this.data);
+    return packet;
+  }
+
+  static fromPacket(packet) {
+    packet.readInt8(); // marker
+    const data = packet.readBuffer();
+    return new AuthSwitchRequestMoreData(data);
+  }
+
+  static verifyMarker(packet) {
+    return packet.peekByte() === 0x01;
+  }
+}
+
+module.exports = AuthSwitchRequestMoreData;
diff --git a/node_modules/mysql2/lib/packets/auth_switch_response.js b/node_modules/mysql2/lib/packets/auth_switch_response.js
new file mode 100644
index 0000000..2a821a0
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/auth_switch_response.js
@@ -0,0 +1,30 @@
+'use strict';
+
+// http://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::AuthSwitchRequest
+
+const Packet = require('../packets/packet');
+
+class AuthSwitchResponse {
+  constructor(data) {
+    if (!Buffer.isBuffer(data)) {
+      data = Buffer.from(data);
+    }
+    this.data = data;
+  }
+
+  toPacket() {
+    const length = 4 + this.data.length;
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeBuffer(this.data);
+    return packet;
+  }
+
+  static fromPacket(packet) {
+    const data = packet.readBuffer();
+    return new AuthSwitchResponse(data);
+  }
+}
+
+module.exports = AuthSwitchResponse;
diff --git a/node_modules/mysql2/lib/packets/binary_row.js b/node_modules/mysql2/lib/packets/binary_row.js
new file mode 100644
index 0000000..e78b856
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/binary_row.js
@@ -0,0 +1,48 @@
+'use strict';
+
+const Types = require('../constants/types');
+const Packet = require('../packets/packet');
+
+const binaryReader = new Array(256);
+
+class BinaryRow {
+  constructor(columns) {
+    this.columns = columns || [];
+  }
+
+  toPacket() {
+    throw new Error('Not implemented');
+  }
+
+  // TODO: complete list of types...
+  static fromPacket(fields, packet) {
+    const columns = new Array(fields.length);
+    packet.readInt8(); // TODO check it's 0
+    const nullBitmapLength = Math.floor((fields.length + 7 + 2) / 8);
+    // TODO: read and interpret null bitmap
+    packet.skip(nullBitmapLength);
+    for (let i = 0; i < columns.length; ++i) {
+      columns[i] = binaryReader[fields[i].columnType].apply(packet);
+    }
+    return new BinaryRow(columns);
+  }
+}
+
+// TODO: replace with constants.MYSQL_TYPE_*
+binaryReader[Types.DECIMAL] = Packet.prototype.readLengthCodedString;
+binaryReader[1] = Packet.prototype.readInt8; // tiny
+binaryReader[2] = Packet.prototype.readInt16; // short
+binaryReader[3] = Packet.prototype.readInt32; // long
+binaryReader[4] = Packet.prototype.readFloat; // float
+binaryReader[5] = Packet.prototype.readDouble; // double
+binaryReader[6] = Packet.prototype.assertInvalid; // null, should be skipped vie null bitmap
+binaryReader[7] = Packet.prototype.readTimestamp; // timestamp, http://dev.mysql.com/doc/internals/en/prepared-statements.html#packet-ProtocolBinary::MYSQL_TYPE_TIMESTAMP
+binaryReader[8] = Packet.prototype.readInt64; // long long
+binaryReader[9] = Packet.prototype.readInt32; // int24
+binaryReader[10] = Packet.prototype.readTimestamp; // date
+binaryReader[11] = Packet.prototype.readTime; // time, http://dev.mysql.com/doc/internals/en/prepared-statements.html#packet-ProtocolBinary::MYSQL_TYPE_TIME
+binaryReader[12] = Packet.prototype.readDateTime; // datetime, http://dev.mysql.com/doc/internals/en/prepared-statements.html#packet-ProtocolBinary::MYSQL_TYPE_DATETIME
+binaryReader[13] = Packet.prototype.readInt16; // year
+binaryReader[Types.VAR_STRING] = Packet.prototype.readLengthCodedString; // var string
+
+module.exports = BinaryRow;
diff --git a/node_modules/mysql2/lib/packets/binlog_dump.js b/node_modules/mysql2/lib/packets/binlog_dump.js
new file mode 100644
index 0000000..e014837
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/binlog_dump.js
@@ -0,0 +1,33 @@
+'use strict';
+
+// http://dev.mysql.com/doc/internals/en/com-binlog-dump.html#packet-COM_BINLOG_DUMP
+
+const Packet = require('../packets/packet');
+const CommandCodes = require('../constants/commands');
+
+// TODO: add flag to constants
+// 0x01 - BINLOG_DUMP_NON_BLOCK
+// send EOF instead of blocking
+class BinlogDump {
+  constructor(opts) {
+    this.binlogPos = opts.binlogPos || 0;
+    this.serverId = opts.serverId || 0;
+    this.flags = opts.flags || 0;
+    this.filename = opts.filename || '';
+  }
+
+  toPacket() {
+    const length = 15 + Buffer.byteLength(this.filename, 'utf8'); // TODO: should be ascii?
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeInt8(CommandCodes.BINLOG_DUMP);
+    packet.writeInt32(this.binlogPos);
+    packet.writeInt16(this.flags);
+    packet.writeInt32(this.serverId);
+    packet.writeString(this.filename);
+    return packet;
+  }
+}
+
+module.exports = BinlogDump;
diff --git a/node_modules/mysql2/lib/packets/binlog_query_statusvars.js b/node_modules/mysql2/lib/packets/binlog_query_statusvars.js
new file mode 100644
index 0000000..8e45fb5
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/binlog_query_statusvars.js
@@ -0,0 +1,115 @@
+'use strict';
+
+// http://dev.mysql.com/doc/internals/en/query-event.html
+
+const keys = {
+  FLAGS2: 0,
+  SQL_MODE: 1,
+  CATALOG: 2,
+  AUTO_INCREMENT: 3,
+  CHARSET: 4,
+  TIME_ZONE: 5,
+  CATALOG_NZ: 6,
+  LC_TIME_NAMES: 7,
+  CHARSET_DATABASE: 8,
+  TABLE_MAP_FOR_UPDATE: 9,
+  MASTER_DATA_WRITTEN: 10,
+  INVOKERS: 11,
+  UPDATED_DB_NAMES: 12,
+  MICROSECONDS: 3
+};
+
+module.exports = function parseStatusVars(buffer) {
+  const result = {};
+  let offset = 0;
+  let key, length, prevOffset;
+  while (offset < buffer.length) {
+    key = buffer[offset++];
+    switch (key) {
+      case keys.FLAGS2:
+        result.flags = buffer.readUInt32LE(offset);
+        offset += 4;
+        break;
+      case keys.SQL_MODE:
+        // value is 8 bytes, but all dcumented flags are in first 4 bytes
+        result.sqlMode = buffer.readUInt32LE(offset);
+        offset += 8;
+        break;
+      case keys.CATALOG:
+        length = buffer[offset++];
+        result.catalog = buffer.toString('utf8', offset, offset + length);
+        offset += length + 1; // null byte after string
+        break;
+      case keys.CHARSET:
+        result.clientCharset = buffer.readUInt16LE(offset);
+        result.connectionCollation = buffer.readUInt16LE(offset + 2);
+        result.serverCharset = buffer.readUInt16LE(offset + 4);
+        offset += 6;
+        break;
+      case keys.TIME_ZONE:
+        length = buffer[offset++];
+        result.timeZone = buffer.toString('utf8', offset, offset + length);
+        offset += length; // no null byte
+        break;
+      case keys.CATALOG_NZ:
+        length = buffer[offset++];
+        result.catalogNz = buffer.toString('utf8', offset, offset + length);
+        offset += length; // no null byte
+        break;
+      case keys.LC_TIME_NAMES:
+        result.lcTimeNames = buffer.readUInt16LE(offset);
+        offset += 2;
+        break;
+      case keys.CHARSET_DATABASE:
+        result.schemaCharset = buffer.readUInt16LE(offset);
+        offset += 2;
+        break;
+      case keys.TABLE_MAP_FOR_UPDATE:
+        result.mapForUpdate1 = buffer.readUInt32LE(offset);
+        result.mapForUpdate2 = buffer.readUInt32LE(offset + 4);
+        offset += 8;
+        break;
+      case keys.MASTER_DATA_WRITTEN:
+        result.masterDataWritten = buffer.readUInt32LE(offset);
+        offset += 4;
+        break;
+      case keys.INVOKERS:
+        length = buffer[offset++];
+        result.invokerUsername = buffer.toString(
+          'utf8',
+          offset,
+          offset + length
+        );
+        offset += length;
+        length = buffer[offset++];
+        result.invokerHostname = buffer.toString(
+          'utf8',
+          offset,
+          offset + length
+        );
+        offset += length;
+        break;
+      case keys.UPDATED_DB_NAMES:
+        length = buffer[offset++];
+        // length - number of null-terminated strings
+        result.updatedDBs = []; // we'll store them as array here
+        for (; length; --length) {
+          prevOffset = offset;
+          // fast forward to null terminating byte
+          while (buffer[offset++] && offset < buffer.length) {
+            // empty body, everything inside while condition
+          }
+          result.updatedDBs.push(
+            buffer.toString('utf8', prevOffset, offset - 1)
+          );
+        }
+        break;
+      case keys.MICROSECONDS:
+        result.microseconds =
+          // REVIEW: INVALID UNKNOWN VARIABLE!
+          buffer.readInt16LE(offset) + (buffer[offset + 2] << 16);
+        offset += 3;
+    }
+  }
+  return result;
+};
diff --git a/node_modules/mysql2/lib/packets/change_user.js b/node_modules/mysql2/lib/packets/change_user.js
new file mode 100644
index 0000000..3fa3937
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/change_user.js
@@ -0,0 +1,97 @@
+'use strict';
+
+const CommandCode = require('../constants/commands.js');
+const ClientConstants = require('../constants/client.js');
+const Packet = require('../packets/packet.js');
+const auth41 = require('../auth_41.js');
+const CharsetToEncoding = require('../constants/charset_encodings.js');
+
+// https://dev.mysql.com/doc/internals/en/com-change-user.html#packet-COM_CHANGE_USER
+class ChangeUser {
+  constructor(opts) {
+    this.flags = opts.flags;
+    this.user = opts.user || '';
+    this.database = opts.database || '';
+    this.password = opts.password || '';
+    this.passwordSha1 = opts.passwordSha1;
+    this.authPluginData1 = opts.authPluginData1;
+    this.authPluginData2 = opts.authPluginData2;
+    this.connectAttributes = opts.connectAttrinutes || {};
+    let authToken;
+    if (this.passwordSha1) {
+      authToken = auth41.calculateTokenFromPasswordSha(
+        this.passwordSha1,
+        this.authPluginData1,
+        this.authPluginData2
+      );
+    } else {
+      authToken = auth41.calculateToken(
+        this.password,
+        this.authPluginData1,
+        this.authPluginData2
+      );
+    }
+    this.authToken = authToken;
+    this.charsetNumber = opts.charsetNumber;
+  }
+
+  // TODO
+  // ChangeUser.fromPacket = function(packet)
+  // };
+  serializeToBuffer(buffer) {
+    const isSet = flag => this.flags & ClientConstants[flag];
+    const packet = new Packet(0, buffer, 0, buffer.length);
+    packet.offset = 4;
+    const encoding = CharsetToEncoding[this.charsetNumber];
+    packet.writeInt8(CommandCode.CHANGE_USER);
+    packet.writeNullTerminatedString(this.user, encoding);
+    if (isSet('SECURE_CONNECTION')) {
+      packet.writeInt8(this.authToken.length);
+      packet.writeBuffer(this.authToken);
+    } else {
+      packet.writeBuffer(this.authToken);
+      packet.writeInt8(0);
+    }
+    packet.writeNullTerminatedString(this.database, encoding);
+    packet.writeInt16(this.charsetNumber);
+    if (isSet('PLUGIN_AUTH')) {
+      // TODO: read this from parameters
+      packet.writeNullTerminatedString('mysql_native_password', 'latin1');
+    }
+    if (isSet('CONNECT_ATTRS')) {
+      const connectAttributes = this.connectAttributes;
+      const attrNames = Object.keys(connectAttributes);
+      let keysLength = 0;
+      for (let k = 0; k < attrNames.length; ++k) {
+        keysLength += Packet.lengthCodedStringLength(attrNames[k], encoding);
+        keysLength += Packet.lengthCodedStringLength(
+          connectAttributes[attrNames[k]],
+          encoding
+        );
+      }
+      packet.writeLengthCodedNumber(keysLength);
+      for (let k = 0; k < attrNames.length; ++k) {
+        packet.writeLengthCodedString(attrNames[k], encoding);
+        packet.writeLengthCodedString(
+          connectAttributes[attrNames[k]],
+          encoding
+        );
+      }
+    }
+    return packet;
+  }
+
+  toPacket() {
+    if (typeof this.user !== 'string') {
+      throw new Error('"user" connection config property must be a string');
+    }
+    if (typeof this.database !== 'string') {
+      throw new Error('"database" connection config property must be a string');
+    }
+    // dry run: calculate resulting packet length
+    const p = this.serializeToBuffer(Packet.MockBuffer());
+    return this.serializeToBuffer(Buffer.allocUnsafe(p.offset));
+  }
+}
+
+module.exports = ChangeUser;
diff --git a/node_modules/mysql2/lib/packets/close_statement.js b/node_modules/mysql2/lib/packets/close_statement.js
new file mode 100644
index 0000000..d8be98d
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/close_statement.js
@@ -0,0 +1,21 @@
+'use strict';
+
+const Packet = require('../packets/packet');
+const CommandCodes = require('../constants/commands');
+
+class CloseStatement {
+  constructor(id) {
+    this.id = id;
+  }
+
+  // note: no response sent back
+  toPacket() {
+    const packet = new Packet(0, Buffer.allocUnsafe(9), 0, 9);
+    packet.offset = 4;
+    packet.writeInt8(CommandCodes.STMT_CLOSE);
+    packet.writeInt32(this.id);
+    return packet;
+  }
+}
+
+module.exports = CloseStatement;
diff --git a/node_modules/mysql2/lib/packets/column_definition.js b/node_modules/mysql2/lib/packets/column_definition.js
new file mode 100644
index 0000000..29df846
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/column_definition.js
@@ -0,0 +1,140 @@
+'use strict';
+
+const Packet = require('../packets/packet');
+const StringParser = require('../parsers/string');
+const CharsetToEncoding = require('../constants/charset_encodings.js');
+
+const fields = ['catalog', 'schema', 'table', 'orgTable', 'name', 'orgName'];
+
+// creating JS string is relatively expensive (compared to
+// reading few bytes from buffer) because all string properties
+// except for name are unlikely to be used we postpone
+// string conversion until property access
+//
+// TODO: watch for integration benchmarks (one with real network buffer)
+// there could be bad side effect as keeping reference to a buffer makes it
+// sit in the memory longer (usually until final .query() callback)
+// Latest v8 perform much better in regard to bufferer -> string conversion,
+// at some point of time this optimisation might become unnecessary
+// see https://github.com/sidorares/node-mysql2/pull/137
+//
+class ColumnDefinition {
+  constructor(packet, clientEncoding) {
+    this._buf = packet.buffer;
+    this._clientEncoding = clientEncoding;
+    this._catalogLength = packet.readLengthCodedNumber();
+    this._catalogStart = packet.offset;
+    packet.offset += this._catalogLength;
+    this._schemaLength = packet.readLengthCodedNumber();
+    this._schemaStart = packet.offset;
+    packet.offset += this._schemaLength;
+    this._tableLength = packet.readLengthCodedNumber();
+    this._tableStart = packet.offset;
+    packet.offset += this._tableLength;
+    this._orgTableLength = packet.readLengthCodedNumber();
+    this._orgTableStart = packet.offset;
+    packet.offset += this._orgTableLength;
+    // name is always used, don't make it lazy
+    const _nameLength = packet.readLengthCodedNumber();
+    const _nameStart = packet.offset;
+    packet.offset += _nameLength;
+    this._orgNameLength = packet.readLengthCodedNumber();
+    this._orgNameStart = packet.offset;
+    packet.offset += this._orgNameLength;
+    packet.skip(1); //  length of the following fields (always 0x0c)
+    this.characterSet = packet.readInt16();
+    this.encoding = CharsetToEncoding[this.characterSet];
+    this.name = StringParser.decode(
+      this._buf,
+      this.encoding === 'binary' ? this._clientEncoding : this.encoding,
+      _nameStart, 
+      _nameStart + _nameLength
+    );
+    this.columnLength = packet.readInt32();
+    this.columnType = packet.readInt8();
+    this.flags = packet.readInt16();
+    this.decimals = packet.readInt8();
+  }
+
+  inspect() {
+    return {
+      catalog: this.catalog,
+      schema: this.schema,
+      name: this.name,
+      orgName: this.orgName,
+      table: this.table,
+      orgTable: this.orgTable,
+      characterSet: this.characterSet,
+      columnLength: this.columnLength,
+      columnType: this.columnType,
+      flags: this.flags,
+      decimals: this.decimals
+    };
+  }
+
+  static toPacket(column, sequenceId) {
+    let length = 17; // = 4 padding + 1 + 12 for the rest
+    fields.forEach(field => {
+      length += Packet.lengthCodedStringLength(
+        column[field],
+        CharsetToEncoding[column.characterSet]
+      );
+    });
+    const buffer = Buffer.allocUnsafe(length);
+
+    const packet = new Packet(sequenceId, buffer, 0, length);
+    function writeField(name) {
+      packet.writeLengthCodedString(
+        column[name],
+        CharsetToEncoding[column.characterSet]
+      );
+    }
+    packet.offset = 4;
+    fields.forEach(writeField);
+    packet.writeInt8(0x0c);
+    packet.writeInt16(column.characterSet);
+    packet.writeInt32(column.columnLength);
+    packet.writeInt8(column.columnType);
+    packet.writeInt16(column.flags);
+    packet.writeInt8(column.decimals);
+    packet.writeInt16(0); // filler
+    return packet;
+  }
+
+  // node-mysql compatibility: alias "db" to "schema"
+  get db() {
+    return this.schema;
+  }
+}
+
+const addString = function(name) {
+  Object.defineProperty(ColumnDefinition.prototype, name, {
+    get: function() {
+      const start = this[`_${name}Start`];
+      const end = start + this[`_${name}Length`];
+      const val = StringParser.decode(
+        this._buf,
+        this.encoding === 'binary' ? this._clientEncoding : this.encoding,
+        start, 
+        end
+      );
+      
+      Object.defineProperty(this, name, {
+        value: val,
+        writable: false,
+        configurable: false,
+        enumerable: false
+      });
+
+      return val;
+    }
+  });
+};
+
+addString('catalog');
+addString('schema');
+addString('table');
+addString('orgTable');
+addString('orgName');
+
+module.exports = ColumnDefinition;
diff --git a/node_modules/mysql2/lib/packets/execute.js b/node_modules/mysql2/lib/packets/execute.js
new file mode 100644
index 0000000..c612f66
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/execute.js
@@ -0,0 +1,150 @@
+'use strict';
+
+const CursorType = require('../constants/cursor');
+const CommandCodes = require('../constants/commands');
+const Types = require('../constants/types');
+const Packet = require('../packets/packet');
+const CharsetToEncoding = require('../constants/charset_encodings.js');
+
+function isJSON(value) {
+  return (
+    Array.isArray(value) ||
+    value.constructor === Object ||
+    (typeof value.toJSON === 'function' && !Buffer.isBuffer(value))
+  );
+}
+
+/**
+ * Converts a value to an object describing type, String/Buffer representation and length
+ * @param {*} value
+ */
+function toParameter(value, encoding, timezone) {
+  let type = Types.VAR_STRING;
+  let length;
+  let writer = function(value) {
+    // eslint-disable-next-line no-invalid-this
+    return Packet.prototype.writeLengthCodedString.call(this, value, encoding);
+  };
+  if (value !== null) {
+    switch (typeof value) {
+      case 'undefined':
+        throw new TypeError('Bind parameters must not contain undefined');
+
+      case 'number':
+        type = Types.DOUBLE;
+        length = 8;
+        writer = Packet.prototype.writeDouble;
+        break;
+
+      case 'boolean':
+        value = value | 0;
+        type = Types.TINY;
+        length = 1;
+        writer = Packet.prototype.writeInt8;
+        break;
+
+      case 'object':
+        if (Object.prototype.toString.call(value) === '[object Date]') {
+          type = Types.DATETIME;
+          length = 12;
+          writer = function(value) {
+            // eslint-disable-next-line no-invalid-this
+            return Packet.prototype.writeDate.call(this, value, timezone);
+          };
+        } else if (isJSON(value)) {
+          value = JSON.stringify(value);
+          type = Types.JSON;
+        } else if (Buffer.isBuffer(value)) {
+          length = Packet.lengthCodedNumberLength(value.length) + value.length;
+          writer = Packet.prototype.writeLengthCodedBuffer;
+        }
+        break;
+
+      default:
+        value = value.toString();
+    }
+  } else {
+    value = '';
+    type = Types.NULL;
+  }
+  if (!length) {
+    length = Packet.lengthCodedStringLength(value, encoding);
+  }
+  return { value, type, length, writer };
+}
+
+class Execute {
+  constructor(id, parameters, charsetNumber, timezone) {
+    this.id = id;
+    this.parameters = parameters;
+    this.encoding = CharsetToEncoding[charsetNumber];
+    this.timezone = timezone;
+  }
+
+  toPacket() {
+    // TODO: don't try to calculate packet length in advance, allocate some big buffer in advance (header + 256 bytes?)
+    // and copy + reallocate if not enough
+    // 0 + 4 - length, seqId
+    // 4 + 1 - COM_EXECUTE
+    // 5 + 4 - stmtId
+    // 9 + 1 - flags
+    // 10 + 4 - iteration-count (always 1)
+    let length = 14;
+    let parameters;
+    if (this.parameters && this.parameters.length > 0) {
+      length += Math.floor((this.parameters.length + 7) / 8);
+      length += 1; // new-params-bound-flag
+      length += 2 * this.parameters.length; // type byte for each parameter if new-params-bound-flag is set
+      parameters = this.parameters.map(value =>
+        toParameter(value, this.encoding, this.timezone)
+      );
+      length += parameters.reduce(
+        (accumulator, parameter) => accumulator + parameter.length,
+        0
+      );
+    }
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeInt8(CommandCodes.STMT_EXECUTE);
+    packet.writeInt32(this.id);
+    packet.writeInt8(CursorType.NO_CURSOR); // flags
+    packet.writeInt32(1); // iteration-count, always 1
+    if (parameters) {
+      let bitmap = 0;
+      let bitValue = 1;
+      parameters.forEach(parameter => {
+        if (parameter.type === Types.NULL) {
+          bitmap += bitValue;
+        }
+        bitValue *= 2;
+        if (bitValue === 256) {
+          packet.writeInt8(bitmap);
+          bitmap = 0;
+          bitValue = 1;
+        }
+      });
+      if (bitValue !== 1) {
+        packet.writeInt8(bitmap);
+      }
+      // TODO: explain meaning of the flag
+      // afaik, if set n*2 bytes with type of parameter are sent before parameters
+      // if not, previous execution types are used (TODO prooflink)
+      packet.writeInt8(1); // new-params-bound-flag
+      // Write parameter types
+      parameters.forEach(parameter => {
+        packet.writeInt8(parameter.type); // field type
+        packet.writeInt8(0); // parameter flag
+      });
+      // Write parameter values
+      parameters.forEach(parameter => {
+        if (parameter.type !== Types.NULL) {
+          parameter.writer.call(packet, parameter.value);
+        }
+      });
+    }
+    return packet;
+  }
+}
+
+module.exports = Execute;
diff --git a/node_modules/mysql2/lib/packets/handshake.js b/node_modules/mysql2/lib/packets/handshake.js
new file mode 100644
index 0000000..239387c
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/handshake.js
@@ -0,0 +1,112 @@
+'use strict';
+
+const Packet = require('../packets/packet');
+const ClientConstants = require('../constants/client.js');
+
+// https://dev.mysql.com/doc/internals/en/connection-phase-packets.html#packet-Protocol::Handshake
+
+class Handshake {
+  constructor(args) {
+    this.protocolVersion = args.protocolVersion;
+    this.serverVersion = args.serverVersion;
+    this.capabilityFlags = args.capabilityFlags;
+    this.connectionId = args.connectionId;
+    this.authPluginData1 = args.authPluginData1;
+    this.authPluginData2 = args.authPluginData2;
+    this.characterSet = args.characterSet;
+    this.statusFlags = args.statusFlags;
+    this.autPluginName = args.autPluginName;
+  }
+
+  setScrambleData(cb) {
+    require('crypto').randomBytes(20, (err, data) => {
+      if (err) {
+        cb(err);
+        return;
+      }
+      this.authPluginData1 = data.slice(0, 8);
+      this.authPluginData2 = data.slice(8, 20);
+      cb();
+    });
+  }
+
+  toPacket(sequenceId) {
+    const length = 68 + Buffer.byteLength(this.serverVersion, 'utf8');
+    const buffer = Buffer.alloc(length + 4, 0); // zero fill, 10 bytes filler later needs to contain zeros
+    const packet = new Packet(sequenceId, buffer, 0, length + 4);
+    packet.offset = 4;
+    packet.writeInt8(this.protocolVersion);
+    packet.writeString(this.serverVersion, 'cesu8');
+    packet.writeInt8(0);
+    packet.writeInt32(this.connectionId);
+    packet.writeBuffer(this.authPluginData1);
+    packet.writeInt8(0);
+    const capabilityFlagsBuffer = Buffer.allocUnsafe(4);
+    capabilityFlagsBuffer.writeUInt32LE(this.capabilityFlags, 0);
+    packet.writeBuffer(capabilityFlagsBuffer.slice(0, 2));
+    packet.writeInt8(this.characterSet);
+    packet.writeInt16(this.statusFlags);
+    packet.writeBuffer(capabilityFlagsBuffer.slice(2, 4));
+    packet.writeInt8(21); // authPluginDataLength
+    packet.skip(10);
+    packet.writeBuffer(this.authPluginData2);
+    packet.writeInt8(0);
+    packet.writeString('mysql_native_password', 'latin1');
+    packet.writeInt8(0);
+    return packet;
+  }
+
+  static fromPacket(packet) {
+    const args = {};
+    args.protocolVersion = packet.readInt8();
+    args.serverVersion = packet.readNullTerminatedString('cesu8');
+    args.connectionId = packet.readInt32();
+    args.authPluginData1 = packet.readBuffer(8);
+    packet.skip(1);
+    const capabilityFlagsBuffer = Buffer.allocUnsafe(4);
+    capabilityFlagsBuffer[0] = packet.readInt8();
+    capabilityFlagsBuffer[1] = packet.readInt8();
+    if (packet.haveMoreData()) {
+      args.characterSet = packet.readInt8();
+      args.statusFlags = packet.readInt16();
+      // upper 2 bytes
+      capabilityFlagsBuffer[2] = packet.readInt8();
+      capabilityFlagsBuffer[3] = packet.readInt8();
+      args.capabilityFlags = capabilityFlagsBuffer.readUInt32LE(0);
+      if (args.capabilityFlags & ClientConstants.PLUGIN_AUTH) {
+        args.authPluginDataLength = packet.readInt8();
+      } else {
+        args.authPluginDataLength = 0;
+        packet.skip(1);
+      }
+      packet.skip(10);
+    } else {
+      args.capabilityFlags = capabilityFlagsBuffer.readUInt16LE(0);
+    }
+
+    const isSecureConnection =
+      args.capabilityFlags & ClientConstants.SECURE_CONNECTION;
+    if (isSecureConnection) {
+      const authPluginDataLength = args.authPluginDataLength;
+      if (authPluginDataLength === 0) {
+        // for Secure Password Authentication
+        args.authPluginDataLength = 20;
+        args.authPluginData2 = packet.readBuffer(12);
+        packet.skip(1);
+      } else {
+        // length > 0
+        // for Custom Auth Plugin (PLUGIN_AUTH)
+        const len = Math.max(13, authPluginDataLength - 8);
+        args.authPluginData2 = packet.readBuffer(len);
+      }
+    }
+
+    if (args.capabilityFlags & ClientConstants.PLUGIN_AUTH) {
+      args.autPluginName = packet.readNullTerminatedString('ascii');
+    }
+
+    return new Handshake(args);
+  }
+}
+
+module.exports = Handshake;
diff --git a/node_modules/mysql2/lib/packets/handshake_response.js b/node_modules/mysql2/lib/packets/handshake_response.js
new file mode 100644
index 0000000..b2dee38
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/handshake_response.js
@@ -0,0 +1,145 @@
+'use strict';
+
+const ClientConstants = require('../constants/client.js');
+const CharsetToEncoding = require('../constants/charset_encodings.js');
+const Packet = require('../packets/packet.js');
+
+const auth41 = require('../auth_41.js');
+
+class HandshakeResponse {
+  constructor(handshake) {
+    this.user = handshake.user || '';
+    this.database = handshake.database || '';
+    this.password = handshake.password || '';
+    this.passwordSha1 = handshake.passwordSha1;
+    this.authPluginData1 = handshake.authPluginData1;
+    this.authPluginData2 = handshake.authPluginData2;
+    this.compress = handshake.compress;
+    this.clientFlags = handshake.flags;
+    // TODO: pre-4.1 auth support
+    let authToken;
+    if (this.passwordSha1) {
+      authToken = auth41.calculateTokenFromPasswordSha(
+        this.passwordSha1,
+        this.authPluginData1,
+        this.authPluginData2
+      );
+    } else {
+      authToken = auth41.calculateToken(
+        this.password,
+        this.authPluginData1,
+        this.authPluginData2
+      );
+    }
+    this.authToken = authToken;
+    this.charsetNumber = handshake.charsetNumber;
+    this.encoding = CharsetToEncoding[handshake.charsetNumber];
+    this.connectAttributes = handshake.connectAttributes;
+  }
+
+  serializeResponse(buffer) {
+    const isSet = flag => this.clientFlags & ClientConstants[flag];
+    const packet = new Packet(0, buffer, 0, buffer.length);
+    packet.offset = 4;
+    packet.writeInt32(this.clientFlags);
+    packet.writeInt32(0); // max packet size. todo: move to config
+    packet.writeInt8(this.charsetNumber);
+    packet.skip(23);
+    const encoding = this.encoding;
+    packet.writeNullTerminatedString(this.user, encoding);
+    let k;
+    if (isSet('PLUGIN_AUTH_LENENC_CLIENT_DATA')) {
+      packet.writeLengthCodedNumber(this.authToken.length);
+      packet.writeBuffer(this.authToken);
+    } else if (isSet('SECURE_CONNECTION')) {
+      packet.writeInt8(this.authToken.length);
+      packet.writeBuffer(this.authToken);
+    } else {
+      packet.writeBuffer(this.authToken);
+      packet.writeInt8(0);
+    }
+    if (isSet('CONNECT_WITH_DB')) {
+      packet.writeNullTerminatedString(this.database, encoding);
+    }
+    if (isSet('PLUGIN_AUTH')) {
+      // TODO: pass from config
+      packet.writeNullTerminatedString('mysql_native_password', 'latin1');
+    }
+    if (isSet('CONNECT_ATTRS')) {
+      const connectAttributes = this.connectAttributes || {};
+      const attrNames = Object.keys(connectAttributes);
+      let keysLength = 0;
+      for (k = 0; k < attrNames.length; ++k) {
+        keysLength += Packet.lengthCodedStringLength(attrNames[k], encoding);
+        keysLength += Packet.lengthCodedStringLength(
+          connectAttributes[attrNames[k]],
+          encoding
+        );
+      }
+      packet.writeLengthCodedNumber(keysLength);
+      for (k = 0; k < attrNames.length; ++k) {
+        packet.writeLengthCodedString(attrNames[k], encoding);
+        packet.writeLengthCodedString(
+          connectAttributes[attrNames[k]],
+          encoding
+        );
+      }
+    }
+    return packet;
+  }
+
+  toPacket() {
+    if (typeof this.user !== 'string') {
+      throw new Error('"user" connection config property must be a string');
+    }
+    if (typeof this.database !== 'string') {
+      throw new Error('"database" connection config property must be a string');
+    }
+    // dry run: calculate resulting packet length
+    const p = this.serializeResponse(Packet.MockBuffer());
+    return this.serializeResponse(Buffer.alloc(p.offset));
+  }
+  static fromPacket(packet) {
+    const args = {};
+    args.clientFlags = packet.readInt32();
+    function isSet(flag) {
+      return args.clientFlags & ClientConstants[flag];
+    }
+    args.maxPacketSize = packet.readInt32();
+    args.charsetNumber = packet.readInt8();
+    const encoding = CharsetToEncoding[args.charsetNumber];
+    args.encoding = encoding;
+    packet.skip(23);
+    args.user = packet.readNullTerminatedString(encoding);
+    let authTokenLength;
+    if (isSet('PLUGIN_AUTH_LENENC_CLIENT_DATA')) {
+      authTokenLength = packet.readLengthCodedNumber(encoding);
+      args.authToken = packet.readBuffer(authTokenLength);
+    } else if (isSet('SECURE_CONNECTION')) {
+      authTokenLength = packet.readInt8();
+      args.authToken = packet.readBuffer(authTokenLength);
+    } else {
+      args.authToken = packet.readNullTerminatedString(encoding);
+    }
+    if (isSet('CONNECT_WITH_DB')) {
+      args.database = packet.readNullTerminatedString(encoding);
+    }
+    if (isSet('PLUGIN_AUTH')) {
+      args.authPluginName = packet.readNullTerminatedString(encoding);
+    }
+    if (isSet('CONNECT_ATTRS')) {
+      const keysLength = packet.readLengthCodedNumber(encoding);
+      const keysEnd = packet.offset + keysLength;
+      const attrs = {};
+      while (packet.offset < keysEnd) {
+        attrs[
+          packet.readLengthCodedString(encoding)
+        ] = packet.readLengthCodedString(encoding);
+      }
+      args.connectAttributes = attrs;
+    }
+    return args;
+  }
+}
+
+module.exports = HandshakeResponse;
diff --git a/node_modules/mysql2/lib/packets/index.js b/node_modules/mysql2/lib/packets/index.js
new file mode 100644
index 0000000..e5bb390
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/index.js
@@ -0,0 +1,146 @@
+// This file was modified by Oracle on June 1, 2021.
+// A utility method was introduced to generate an Error instance from a
+// binary server packet.
+// Modifications copyright (c) 2021, Oracle and/or its affiliates.
+
+'use strict';
+
+const process = require('process');
+
+const AuthSwitchRequest = require('./auth_switch_request');
+const AuthSwitchRequestMoreData = require('./auth_switch_request_more_data');
+const AuthSwitchResponse = require('./auth_switch_response');
+const BinaryRow = require('./binary_row');
+const BinlogDump = require('./binlog_dump');
+const ChangeUser = require('./change_user');
+const CloseStatement = require('./close_statement');
+const ColumnDefinition = require('./column_definition');
+const Execute = require('./execute');
+const Handshake = require('./handshake');
+const HandshakeResponse = require('./handshake_response');
+const PrepareStatement = require('./prepare_statement');
+const PreparedStatementHeader = require('./prepared_statement_header');
+const Query = require('./query');
+const RegisterSlave = require('./register_slave');
+const ResultSetHeader = require('./resultset_header');
+const SSLRequest = require('./ssl_request');
+const TextRow = require('./text_row');
+
+const ctorMap = {
+  AuthSwitchRequest,
+  AuthSwitchRequestMoreData,
+  AuthSwitchResponse,
+  BinaryRow,
+  BinlogDump,
+  ChangeUser,
+  CloseStatement,
+  ColumnDefinition,
+  Execute,
+  Handshake,
+  HandshakeResponse,
+  PrepareStatement,
+  PreparedStatementHeader,
+  Query,
+  RegisterSlave,
+  ResultSetHeader,
+  SSLRequest,
+  TextRow
+};
+Object.entries(ctorMap).forEach(([name, ctor]) => {
+  module.exports[name] = ctor;
+  // monkey-patch it to include name if debug is on
+  if (process.env.NODE_DEBUG) {
+    if (ctor.prototype.toPacket) {
+      const old = ctor.prototype.toPacket;
+      ctor.prototype.toPacket = function() {
+        const p = old.call(this);
+        p._name = name;
+        return p;
+      };
+    }
+  }
+});
+
+// simple packets:
+const Packet = require('./packet');
+exports.Packet = Packet;
+
+class OK {
+  static toPacket(args, encoding) {
+    args = args || {};
+    const affectedRows = args.affectedRows || 0;
+    const insertId = args.insertId || 0;
+    const serverStatus = args.serverStatus || 0;
+    const warningCount = args.warningCount || 0;
+    const message = args.message || '';
+
+    let length = 9 + Packet.lengthCodedNumberLength(affectedRows);
+    length += Packet.lengthCodedNumberLength(insertId);
+
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeInt8(0);
+    packet.writeLengthCodedNumber(affectedRows);
+    packet.writeLengthCodedNumber(insertId);
+    packet.writeInt16(serverStatus);
+    packet.writeInt16(warningCount);
+    packet.writeString(message, encoding);
+    packet._name = 'OK';
+    return packet;
+  }
+}
+
+exports.OK = OK;
+
+// warnings, statusFlags
+class EOF {
+  static toPacket(warnings, statusFlags) {
+    if (typeof warnings === 'undefined') {
+      warnings = 0;
+    }
+    if (typeof statusFlags === 'undefined') {
+      statusFlags = 0;
+    }
+    const packet = new Packet(0, Buffer.allocUnsafe(9), 0, 9);
+    packet.offset = 4;
+    packet.writeInt8(0xfe);
+    packet.writeInt16(warnings);
+    packet.writeInt16(statusFlags);
+    packet._name = 'EOF';
+    return packet;
+  }
+}
+
+exports.EOF = EOF;
+
+class Error {
+  static toPacket(args, encoding) {
+    const length = 13 + Buffer.byteLength(args.message, 'utf8');
+    const packet = new Packet(0, Buffer.allocUnsafe(length), 0, length);
+    packet.offset = 4;
+    packet.writeInt8(0xff);
+    packet.writeInt16(args.code);
+    // TODO: sql state parameter
+    packet.writeString('#_____', encoding);
+    packet.writeString(args.message, encoding);
+    packet._name = 'Error';
+    return packet;
+  }
+
+  static fromPacket(packet) {
+    packet.readInt8(); // marker
+    const code = packet.readInt16();
+    packet.readString(1, 'ascii'); // sql state marker
+    // The SQL state of the ERR_Packet which is always 5 bytes long.
+    // https://dev.mysql.com/doc/dev/mysql-server/8.0.11/page_protocol_basic_dt_strings.html#sect_protocol_basic_dt_string_fix
+    packet.readString(5, 'ascii'); // sql state (ignore for now)
+    const message = packet.readNullTerminatedString('utf8');
+    const error = new Error();
+    error.message = message;
+    error.code = code;
+    return error;
+  }
+}
+
+exports.Error = Error;
diff --git a/node_modules/mysql2/lib/packets/packet.js b/node_modules/mysql2/lib/packets/packet.js
new file mode 100644
index 0000000..ccf3a84
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/packet.js
@@ -0,0 +1,919 @@
+// This file was modified by Oracle on June 1, 2021.
+// A comment describing some changes in the strict default SQL mode regarding
+// non-standard dates was introduced.
+// Modifications copyright (c) 2021, Oracle and/or its affiliates.
+
+'use strict';
+
+const ErrorCodeToName = require('../constants/errors.js');
+const NativeBuffer = require('buffer').Buffer;
+const Long = require('long');
+const StringParser = require('../parsers/string.js');
+
+const INVALID_DATE = new Date(NaN);
+
+// this is nearly duplicate of previous function so generated code is not slower
+// due to "if (dateStrings)" branching
+const pad = '000000000000';
+function leftPad(num, value) {
+  const s = value.toString();
+  // if we don't need to pad
+  if (s.length >= num) {
+    return s;
+  }
+  return (pad + s).slice(-num);
+}
+
+// The whole reason parse* function below exist
+// is because String creation is relatively expensive (at least with V8), and if we have
+// a buffer with "12345" content ideally we would like to bypass intermediate
+// "12345" string creation and directly build 12345 number out of
+// <Buffer 31 32 33 34 35> data.
+// In my benchmarks the difference is ~25M 8-digit numbers per second vs
+// 4.5 M using Number(packet.readLengthCodedString())
+// not used when size is close to max precision as series of *10 accumulate error
+// and approximate result mihgt be diffreent from (approximate as well) Number(bigNumStringValue))
+// In the futire node version if speed difference is smaller parse* functions might be removed
+// don't consider them as Packet public API
+
+const minus = '-'.charCodeAt(0);
+const plus = '+'.charCodeAt(0);
+
+// TODO: handle E notation
+const dot = '.'.charCodeAt(0);
+const exponent = 'e'.charCodeAt(0);
+const exponentCapital = 'E'.charCodeAt(0);
+
+class Packet {
+  constructor(id, buffer, start, end) {
+    // hot path, enable checks when testing only
+    // if (!Buffer.isBuffer(buffer) || typeof start == 'undefined' || typeof end == 'undefined')
+    //  throw new Error('invalid packet');
+    this.sequenceId = id;
+    this.numPackets = 1;
+    this.buffer = buffer;
+    this.start = start;
+    this.offset = start + 4;
+    this.end = end;
+  }
+
+  // ==============================
+  // readers
+  // ==============================
+  reset() {
+    this.offset = this.start + 4;
+  }
+
+  length() {
+    return this.end - this.start;
+  }
+
+  slice() {
+    return this.buffer.slice(this.start, this.end);
+  }
+
+  dump() {
+    // eslint-disable-next-line no-console
+    console.log(
+      [this.buffer.asciiSlice(this.start, this.end)],
+      this.buffer.slice(this.start, this.end),
+      this.length(),
+      this.sequenceId
+    );
+  }
+
+  haveMoreData() {
+    return this.end > this.offset;
+  }
+
+  skip(num) {
+    this.offset += num;
+  }
+
+  readInt8() {
+    return this.buffer[this.offset++];
+  }
+
+  readInt16() {
+    this.offset += 2;
+    return this.buffer.readUInt16LE(this.offset - 2);
+  }
+
+  readInt24() {
+    return this.readInt16() + (this.readInt8() << 16);
+  }
+
+  readInt32() {
+    this.offset += 4;
+    return this.buffer.readUInt32LE(this.offset - 4);
+  }
+
+  readSInt8() {
+    return this.buffer.readInt8(this.offset++);
+  }
+
+  readSInt16() {
+    this.offset += 2;
+    return this.buffer.readInt16LE(this.offset - 2);
+  }
+
+  readSInt32() {
+    this.offset += 4;
+    return this.buffer.readInt32LE(this.offset - 4);
+  }
+
+  readInt64JSNumber() {
+    const word0 = this.readInt32();
+    const word1 = this.readInt32();
+    const l = new Long(word0, word1, true);
+    return l.toNumber();
+  }
+
+  readSInt64JSNumber() {
+    const word0 = this.readInt32();
+    const word1 = this.readInt32();
+    if (!(word1 & 0x80000000)) {
+      return word0 + 0x100000000 * word1;
+    }
+    const l = new Long(word0, word1, false);
+    return l.toNumber();
+  }
+
+  readInt64String() {
+    const word0 = this.readInt32();
+    const word1 = this.readInt32();
+    const res = new Long(word0, word1, true);
+    return res.toString();
+  }
+
+  readSInt64String() {
+    const word0 = this.readInt32();
+    const word1 = this.readInt32();
+    const res = new Long(word0, word1, false);
+    return res.toString();
+  }
+
+  readInt64() {
+    const word0 = this.readInt32();
+    const word1 = this.readInt32();
+    let res = new Long(word0, word1, true);
+    const resNumber = res.toNumber();
+    const resString = res.toString();
+    res = resNumber.toString() === resString ? resNumber : resString;
+    return res;
+  }
+
+  readSInt64() {
+    const word0 = this.readInt32();
+    const word1 = this.readInt32();
+    let res = new Long(word0, word1, false);
+    const resNumber = res.toNumber();
+    const resString = res.toString();
+    res = resNumber.toString() === resString ? resNumber : resString;
+    return res;
+  }
+
+  isEOF() {
+    return this.buffer[this.offset] === 0xfe && this.length() < 13;
+  }
+
+  eofStatusFlags() {
+    return this.buffer.readInt16LE(this.offset + 3);
+  }
+
+  eofWarningCount() {
+    return this.buffer.readInt16LE(this.offset + 1);
+  }
+
+  readLengthCodedNumber(bigNumberStrings, signed) {
+    const byte1 = this.buffer[this.offset++];
+    if (byte1 < 251) {
+      return byte1;
+    }
+    return this.readLengthCodedNumberExt(byte1, bigNumberStrings, signed);
+  }
+
+  readLengthCodedNumberSigned(bigNumberStrings) {
+    return this.readLengthCodedNumber(bigNumberStrings, true);
+  }
+
+  readLengthCodedNumberExt(tag, bigNumberStrings, signed) {
+    let word0, word1;
+    let res;
+    if (tag === 0xfb) {
+      return null;
+    }
+    if (tag === 0xfc) {
+      return this.readInt8() + (this.readInt8() << 8);
+    }
+    if (tag === 0xfd) {
+      return this.readInt8() + (this.readInt8() << 8) + (this.readInt8() << 16);
+    }
+    if (tag === 0xfe) {
+      // TODO: check version
+      // Up to MySQL 3.22, 0xfe was followed by a 4-byte integer.
+      word0 = this.readInt32();
+      word1 = this.readInt32();
+      if (word1 === 0) {
+        return word0; // don't convert to float if possible
+      }
+      if (word1 < 2097152) {
+        // max exact float point int, 2^52 / 2^32
+        return word1 * 0x100000000 + word0;
+      }
+      res = new Long(word0, word1, !signed); // Long need unsigned
+      const resNumber = res.toNumber();
+      const resString = res.toString();
+      res = resNumber.toString() === resString ? resNumber : resString;
+      return bigNumberStrings ? resString : res;
+    }
+    // eslint-disable-next-line no-console
+    console.trace();
+    throw new Error(`Should not reach here: ${tag}`);
+  }
+
+  readFloat() {
+    const res = this.buffer.readFloatLE(this.offset);
+    this.offset += 4;
+    return res;
+  }
+
+  readDouble() {
+    const res = this.buffer.readDoubleLE(this.offset);
+    this.offset += 8;
+    return res;
+  }
+
+  readBuffer(len) {
+    if (typeof len === 'undefined') {
+      len = this.end - this.offset;
+    }
+    this.offset += len;
+    return this.buffer.slice(this.offset - len, this.offset);
+  }
+
+  // DATE, DATETIME and TIMESTAMP
+  readDateTime(timezone) {
+    if (!timezone || timezone === 'Z' || timezone === 'local') {
+      const length = this.readInt8();
+      if (length === 0xfb) {
+        return null;
+      }
+      let y = 0;
+      let m = 0;
+      let d = 0;
+      let H = 0;
+      let M = 0;
+      let S = 0;
+      let ms = 0;
+      if (length > 3) {
+        y = this.readInt16();
+        m = this.readInt8();
+        d = this.readInt8();
+      }
+      if (length > 6) {
+        H = this.readInt8();
+        M = this.readInt8();
+        S = this.readInt8();
+      }
+      if (length > 10) {
+        ms = this.readInt32() / 1000;
+      }
+      // NO_ZERO_DATE mode and NO_ZERO_IN_DATE mode are part of the strict
+      // default SQL mode used by MySQL 8.0. This means that non-standard
+      // dates like '0000-00-00' become NULL. For older versions and other
+      // possible MySQL flavours we still need to account for the
+      // non-standard behaviour.
+      if (y + m + d + H + M + S + ms === 0) {
+        return INVALID_DATE;
+      }
+      if (timezone === 'Z') {
+        return new Date(Date.UTC(y, m - 1, d, H, M, S, ms));
+      }
+      return new Date(y, m - 1, d, H, M, S, ms);
+    }
+    let str = this.readDateTimeString(6, 'T');
+    if (str.length === 10) {
+      str += 'T00:00:00';
+    }
+    return new Date(str + timezone);
+  }
+
+  readDateTimeString(decimals, timeSep) {
+    const length = this.readInt8();
+    let y = 0;
+    let m = 0;
+    let d = 0;
+    let H = 0;
+    let M = 0;
+    let S = 0;
+    let ms = 0;
+    let str;
+    if (length > 3) {
+      y = this.readInt16();
+      m = this.readInt8();
+      d = this.readInt8();
+      str = [leftPad(4, y), leftPad(2, m), leftPad(2, d)].join('-');
+    }
+    if (length > 6) {
+      H = this.readInt8();
+      M = this.readInt8();
+      S = this.readInt8();
+      str += `${timeSep || ' '}${[
+        leftPad(2, H),
+        leftPad(2, M),
+        leftPad(2, S)
+      ].join(':')}`;
+    }
+    if (length > 10) {
+      ms = this.readInt32();
+      str += '.';
+      if (decimals) {
+        ms = leftPad(6, ms);
+        if (ms.length > decimals) {
+          ms = ms.substring(0, decimals); // rounding is done at the MySQL side, only 0 are here
+        }
+      }
+      str += ms;
+    }
+    return str;
+  }
+
+  // TIME - value as a string, Can be negative
+  readTimeString(convertTtoMs) {
+    const length = this.readInt8();
+    if (length === 0) {
+      return '00:00:00';
+    }
+    const sign = this.readInt8() ? -1 : 1; // 'isNegative' flag byte
+    let d = 0;
+    let H = 0;
+    let M = 0;
+    let S = 0;
+    let ms = 0;
+    if (length > 6) {
+      d = this.readInt32();
+      H = this.readInt8();
+      M = this.readInt8();
+      S = this.readInt8();
+    }
+    if (length > 10) {
+      ms = this.readInt32();
+    }
+    if (convertTtoMs) {
+      H += d * 24;
+      M += H * 60;
+      S += M * 60;
+      ms += S * 1000;
+      ms *= sign;
+      return ms;
+    }
+    // Format follows mySQL TIME format ([-][h]hh:mm:ss[.u[u[u[u[u[u]]]]]])
+    // For positive times below 24 hours, this makes it equal to ISO 8601 times
+    return (
+      (sign === -1 ? '-' : '') +
+      [leftPad(2, d * 24 + H), leftPad(2, M), leftPad(2, S)].join(':') +
+      (ms ? `.${ms}`.replace(/0+$/, '') : '')
+    );
+  }
+
+  readLengthCodedString(encoding) {
+    const len = this.readLengthCodedNumber();
+    // TODO: check manually first byte here to avoid polymorphic return type?
+    if (len === null) {
+      return null;
+    }
+    this.offset += len;
+    // TODO: Use characterSetCode to get proper encoding
+    // https://github.com/sidorares/node-mysql2/pull/374
+    return StringParser.decode(
+      this.buffer,
+      encoding,
+      this.offset - len,
+      this.offset
+    );
+  }
+
+  readLengthCodedBuffer() {
+    const len = this.readLengthCodedNumber();
+    if (len === null) {
+      return null;
+    }
+    return this.readBuffer(len);
+  }
+
+  readNullTerminatedString(encoding) {
+    const start = this.offset;
+    let end = this.offset;
+    while (this.buffer[end]) {
+      end = end + 1; // TODO: handle OOB check
+    }
+    this.offset = end + 1;
+    return StringParser.decode(this.buffer, encoding, start, end);
+  }
+
+  // TODO reuse?
+  readString(len, encoding) {
+    if (typeof len === 'string' && typeof encoding === 'undefined') {
+      encoding = len;
+      len = undefined;
+    }
+    if (typeof len === 'undefined') {
+      len = this.end - this.offset;
+    }
+    this.offset += len;
+    return StringParser.decode(
+      this.buffer,
+      encoding,
+      this.offset - len, 
+      this.offset
+    );
+  }
+
+  parseInt(len, supportBigNumbers) {
+    if (len === null) {
+      return null;
+    }
+    if (len >= 14 && !supportBigNumbers) {
+      const s = this.buffer.toString('ascii', this.offset, this.offset + len);
+      this.offset += len;
+      return Number(s);
+    }
+    let result = 0;
+    const start = this.offset;
+    const end = this.offset + len;
+    let sign = 1;
+    if (len === 0) {
+      return 0; // TODO: assert? exception?
+    }
+    if (this.buffer[this.offset] === minus) {
+      this.offset++;
+      sign = -1;
+    }
+    // max precise int is 9007199254740992
+    let str;
+    const numDigits = end - this.offset;
+    if (supportBigNumbers) {
+      if (numDigits >= 15) {
+        str = this.readString(end - this.offset, 'binary');
+        result = parseInt(str, 10);
+        if (result.toString() === str) {
+          return sign * result;
+        }
+        return sign === -1 ? `-${str}` : str;
+      }
+      if (numDigits > 16) {
+        str = this.readString(end - this.offset);
+        return sign === -1 ? `-${str}` : str;
+      }
+    }
+    if (this.buffer[this.offset] === plus) {
+      this.offset++; // just ignore
+    }
+    while (this.offset < end) {
+      result *= 10;
+      result += this.buffer[this.offset] - 48;
+      this.offset++;
+    }
+    const num = result * sign;
+    if (!supportBigNumbers) {
+      return num;
+    }
+    str = this.buffer.toString('ascii', start, end);
+    if (num.toString() === str) {
+      return num;
+    }
+    return str;
+  }
+
+  // note that if value of inputNumberAsString is bigger than MAX_SAFE_INTEGER
+  // ( or smaller than MIN_SAFE_INTEGER ) the parseIntNoBigCheck result might be
+  // different from what you would get from Number(inputNumberAsString)
+  // String(parseIntNoBigCheck) <> String(Number(inputNumberAsString)) <> inputNumberAsString
+  parseIntNoBigCheck(len) {
+    if (len === null) {
+      return null;
+    }
+    let result = 0;
+    const end = this.offset + len;
+    let sign = 1;
+    if (len === 0) {
+      return 0; // TODO: assert? exception?
+    }
+    if (this.buffer[this.offset] === minus) {
+      this.offset++;
+      sign = -1;
+    }
+    if (this.buffer[this.offset] === plus) {
+      this.offset++; // just ignore
+    }
+    while (this.offset < end) {
+      result *= 10;
+      result += this.buffer[this.offset] - 48;
+      this.offset++;
+    }
+    return result * sign;
+  }
+
+  // copy-paste from https://github.com/mysqljs/mysql/blob/master/lib/protocol/Parser.js
+  parseGeometryValue() {
+    const buffer = this.readLengthCodedBuffer();
+    let offset = 4;
+    if (buffer === null || !buffer.length) {
+      return null;
+    }
+    function parseGeometry() {
+      let x, y, i, j, numPoints, line;
+      let result = null;
+      const byteOrder = buffer.readUInt8(offset);
+      offset += 1;
+      const wkbType = byteOrder
+        ? buffer.readUInt32LE(offset)
+        : buffer.readUInt32BE(offset);
+      offset += 4;
+      switch (wkbType) {
+        case 1: // WKBPoint
+          x = byteOrder
+            ? buffer.readDoubleLE(offset)
+            : buffer.readDoubleBE(offset);
+          offset += 8;
+          y = byteOrder
+            ? buffer.readDoubleLE(offset)
+            : buffer.readDoubleBE(offset);
+          offset += 8;
+          result = { x: x, y: y };
+          break;
+        case 2: // WKBLineString
+          numPoints = byteOrder
+            ? buffer.readUInt32LE(offset)
+            : buffer.readUInt32BE(offset);
+          offset += 4;
+          result = [];
+          for (i = numPoints; i > 0; i--) {
+            x = byteOrder
+              ? buffer.readDoubleLE(offset)
+              : buffer.readDoubleBE(offset);
+            offset += 8;
+            y = byteOrder
+              ? buffer.readDoubleLE(offset)
+              : buffer.readDoubleBE(offset);
+            offset += 8;
+            result.push({ x: x, y: y });
+          }
+          break;
+        case 3: // WKBPolygon
+          // eslint-disable-next-line no-case-declarations
+          const numRings = byteOrder
+            ? buffer.readUInt32LE(offset)
+            : buffer.readUInt32BE(offset);
+          offset += 4;
+          result = [];
+          for (i = numRings; i > 0; i--) {
+            numPoints = byteOrder
+              ? buffer.readUInt32LE(offset)
+              : buffer.readUInt32BE(offset);
+            offset += 4;
+            line = [];
+            for (j = numPoints; j > 0; j--) {
+              x = byteOrder
+                ? buffer.readDoubleLE(offset)
+                : buffer.readDoubleBE(offset);
+              offset += 8;
+              y = byteOrder
+                ? buffer.readDoubleLE(offset)
+                : buffer.readDoubleBE(offset);
+              offset += 8;
+              line.push({ x: x, y: y });
+            }
+            result.push(line);
+          }
+          break;
+        case 4: // WKBMultiPoint
+        case 5: // WKBMultiLineString
+        case 6: // WKBMultiPolygon
+        case 7: // WKBGeometryCollection
+          // eslint-disable-next-line no-case-declarations
+          const num = byteOrder
+            ? buffer.readUInt32LE(offset)
+            : buffer.readUInt32BE(offset);
+          offset += 4;
+          result = [];
+          for (i = num; i > 0; i--) {
+            result.push(parseGeometry());
+          }
+          break;
+      }
+      return result;
+    }
+    return parseGeometry();
+  }
+
+  parseDate(timezone) {
+    const strLen = this.readLengthCodedNumber();
+    if (strLen === null) {
+      return null;
+    }
+    if (strLen !== 10) {
+      // we expect only YYYY-MM-DD here.
+      // if for some reason it's not the case return invalid date
+      return new Date(NaN);
+    }
+    const y = this.parseInt(4);
+    this.offset++; // -
+    const m = this.parseInt(2);
+    this.offset++; // -
+    const d = this.parseInt(2);
+    if (!timezone || timezone === 'local') {
+      return new Date(y, m - 1, d);
+    }
+    if (timezone === 'Z') {
+      return new Date(Date.UTC(y, m - 1, d));
+    }
+    return new Date(
+      `${leftPad(4, y)}-${leftPad(2, m)}-${leftPad(2, d)}T00:00:00${timezone}`
+    );
+  }
+
+  parseDateTime(timezone) {
+    const str = this.readLengthCodedString('binary');
+    if (str === null) {
+      return null;
+    }
+    if (!timezone || timezone === 'local') {
+      return new Date(str);
+    }
+    return new Date(`${str}${timezone}`);
+  }
+
+  parseFloat(len) {
+    if (len === null) {
+      return null;
+    }
+    let result = 0;
+    const end = this.offset + len;
+    let factor = 1;
+    let pastDot = false;
+    let charCode = 0;
+    if (len === 0) {
+      return 0; // TODO: assert? exception?
+    }
+    if (this.buffer[this.offset] === minus) {
+      this.offset++;
+      factor = -1;
+    }
+    if (this.buffer[this.offset] === plus) {
+      this.offset++; // just ignore
+    }
+    while (this.offset < end) {
+      charCode = this.buffer[this.offset];
+      if (charCode === dot) {
+        pastDot = true;
+        this.offset++;
+      } else if (charCode === exponent || charCode === exponentCapital) {
+        this.offset++;
+        const exponentValue = this.parseInt(end - this.offset);
+        return (result / factor) * Math.pow(10, exponentValue);
+      } else {
+        result *= 10;
+        result += this.buffer[this.offset] - 48;
+        this.offset++;
+        if (pastDot) {
+          factor = factor * 10;
+        }
+      }
+    }
+    return result / factor;
+  }
+
+  parseLengthCodedIntNoBigCheck() {
+    return this.parseIntNoBigCheck(this.readLengthCodedNumber());
+  }
+
+  parseLengthCodedInt(supportBigNumbers) {
+    return this.parseInt(this.readLengthCodedNumber(), supportBigNumbers);
+  }
+
+  parseLengthCodedIntString() {
+    return this.readLengthCodedString('binary');
+  }
+
+  parseLengthCodedFloat() {
+    return this.parseFloat(this.readLengthCodedNumber());
+  }
+
+  peekByte() {
+    return this.buffer[this.offset];
+  }
+
+  // OxFE is often used as "Alt" flag - not ok, not error.
+  // For example, it's first byte of AuthSwitchRequest
+  isAlt() {
+    return this.peekByte() === 0xfe;
+  }
+
+  isError() {
+    return this.peekByte() === 0xff;
+  }
+
+  asError(encoding) {
+    this.reset();
+    this.readInt8(); // fieldCount
+    const errorCode = this.readInt16();
+    let sqlState = '';
+    if (this.buffer[this.offset] === 0x23) {
+      this.skip(1);
+      sqlState = this.readBuffer(5).toString();
+    }
+    const message = this.readString(undefined, encoding);
+    const err = new Error(message);
+    err.code = ErrorCodeToName[errorCode];
+    err.errno = errorCode;
+    err.sqlState = sqlState;
+    err.sqlMessage = message;
+    return err;
+  }
+
+  writeInt32(n) {
+    this.buffer.writeUInt32LE(n, this.offset);
+    this.offset += 4;
+  }
+
+  writeInt24(n) {
+    this.writeInt8(n & 0xff);
+    this.writeInt16(n >> 8);
+  }
+
+  writeInt16(n) {
+    this.buffer.writeUInt16LE(n, this.offset);
+    this.offset += 2;
+  }
+
+  writeInt8(n) {
+    this.buffer.writeUInt8(n, this.offset);
+    this.offset++;
+  }
+
+  writeDouble(n) {
+    this.buffer.writeDoubleLE(n, this.offset);
+    this.offset += 8;
+  }
+
+  writeBuffer(b) {
+    b.copy(this.buffer, this.offset);
+    this.offset += b.length;
+  }
+
+  writeNull() {
+    this.buffer[this.offset] = 0xfb;
+    this.offset++;
+  }
+
+  // TODO: refactor following three?
+  writeNullTerminatedString(s, encoding) {
+    const buf = StringParser.encode(s, encoding);
+    this.buffer.length && buf.copy(this.buffer, this.offset);
+    this.offset += buf.length;
+    this.writeInt8(0);
+  }
+
+  writeString(s, encoding) {
+    if (s === null) {
+      this.writeInt8(0xfb);
+      return;
+    }
+    if (s.length === 0) {
+      return;
+    }
+    // const bytes = Buffer.byteLength(s, 'utf8');
+    // this.buffer.write(s, this.offset, bytes, 'utf8');
+    // this.offset += bytes;
+    const buf = StringParser.encode(s, encoding);
+    this.buffer.length && buf.copy(this.buffer, this.offset);
+    this.offset += buf.length;
+  }
+
+  writeLengthCodedString(s, encoding) {
+    const buf = StringParser.encode(s, encoding);
+    this.writeLengthCodedNumber(buf.length);
+    this.buffer.length && buf.copy(this.buffer, this.offset);
+    this.offset += buf.length;
+  }
+
+  writeLengthCodedBuffer(b) {
+    this.writeLengthCodedNumber(b.length);
+    b.copy(this.buffer, this.offset);
+    this.offset += b.length;
+  }
+
+  writeLengthCodedNumber(n) {
+    if (n < 0xfb) {
+      return this.writeInt8(n);
+    }
+    if (n < 0xffff) {
+      this.writeInt8(0xfc);
+      return this.writeInt16(n);
+    }
+    if (n < 0xffffff) {
+      this.writeInt8(0xfd);
+      return this.writeInt24(n);
+    }
+    if (n === null) {
+      return this.writeInt8(0xfb);
+    }
+    // TODO: check that n is out of int precision
+    this.writeInt8(0xfe);
+    this.buffer.writeUInt32LE(n, this.offset);
+    this.offset += 4;
+    this.buffer.writeUInt32LE(n >> 32, this.offset);
+    this.offset += 4;
+    return this.offset;
+  }
+
+  writeDate(d, timezone) {
+    this.buffer.writeUInt8(11, this.offset);
+    if (!timezone || timezone === 'local') {
+      this.buffer.writeUInt16LE(d.getFullYear(), this.offset + 1);
+      this.buffer.writeUInt8(d.getMonth() + 1, this.offset + 3);
+      this.buffer.writeUInt8(d.getDate(), this.offset + 4);
+      this.buffer.writeUInt8(d.getHours(), this.offset + 5);
+      this.buffer.writeUInt8(d.getMinutes(), this.offset + 6);
+      this.buffer.writeUInt8(d.getSeconds(), this.offset + 7);
+      this.buffer.writeUInt32LE(d.getMilliseconds() * 1000, this.offset + 8);
+    } else {
+      if (timezone !== 'Z') {
+        const offset =
+          (timezone[0] === '-' ? -1 : 1) *
+          (parseInt(timezone.substring(1, 3), 10) * 60 +
+            parseInt(timezone.substring(4), 10));
+        if (offset !== 0) {
+          d = new Date(d.getTime() + 60000 * offset);
+        }
+      }
+      this.buffer.writeUInt16LE(d.getUTCFullYear(), this.offset + 1);
+      this.buffer.writeUInt8(d.getUTCMonth() + 1, this.offset + 3);
+      this.buffer.writeUInt8(d.getUTCDate(), this.offset + 4);
+      this.buffer.writeUInt8(d.getUTCHours(), this.offset + 5);
+      this.buffer.writeUInt8(d.getUTCMinutes(), this.offset + 6);
+      this.buffer.writeUInt8(d.getUTCSeconds(), this.offset + 7);
+      this.buffer.writeUInt32LE(d.getUTCMilliseconds() * 1000, this.offset + 8);
+    }
+    this.offset += 12;
+  }
+
+  writeHeader(sequenceId) {
+    const offset = this.offset;
+    this.offset = 0;
+    this.writeInt24(this.buffer.length - 4);
+    this.writeInt8(sequenceId);
+    this.offset = offset;
+  }
+
+  clone() {
+    return new Packet(this.sequenceId, this.buffer, this.start, this.end);
+  }
+
+  type() {
+    if (this.isEOF()) {
+      return 'EOF';
+    }
+    if (this.isError()) {
+      return 'Error';
+    }
+    if (this.buffer[this.offset] === 0) {
+      return 'maybeOK'; // could be other packet types as well
+    }
+    return '';
+  }
+
+  static lengthCodedNumberLength(n) {
+    if (n < 0xfb) {
+      return 1;
+    }
+    if (n < 0xffff) {
+      return 3;
+    }
+    if (n < 0xffffff) {
+      return 5;
+    }
+    return 9;
+  }
+
+  static lengthCodedStringLength(str, encoding) {
+    const buf = StringParser.encode(str, encoding);
+    const slen = buf.length;
+    return Packet.lengthCodedNumberLength(slen) + slen;
+  }
+
+  static MockBuffer() {
+    const noop = function () {};
+    const res = Buffer.alloc(0);
+    for (const op in NativeBuffer.prototype) {
+      if (typeof res[op] === 'function') {
+        res[op] = noop;
+      }
+    }
+    return res;
+  }
+}
+
+module.exports = Packet;
diff --git a/node_modules/mysql2/lib/packets/prepare_statement.js b/node_modules/mysql2/lib/packets/prepare_statement.js
new file mode 100644
index 0000000..d53c222
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/prepare_statement.js
@@ -0,0 +1,27 @@
+'use strict';
+
+const Packet = require('../packets/packet');
+const CommandCodes = require('../constants/commands');
+const StringParser = require('../parsers/string.js');
+const CharsetToEncoding = require('../constants/charset_encodings.js');
+
+class PrepareStatement {
+  constructor(sql, charsetNumber) {
+    this.query = sql;
+    this.charsetNumber = charsetNumber;
+    this.encoding = CharsetToEncoding[charsetNumber];
+  }
+
+  toPacket() {
+    const buf = StringParser.encode(this.query, this.encoding);
+    const length = 5 + buf.length;
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeInt8(CommandCodes.STMT_PREPARE);
+    packet.writeBuffer(buf);
+    return packet;
+  }
+}
+
+module.exports = PrepareStatement;
diff --git a/node_modules/mysql2/lib/packets/prepared_statement_header.js b/node_modules/mysql2/lib/packets/prepared_statement_header.js
new file mode 100644
index 0000000..70b263a
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/prepared_statement_header.js
@@ -0,0 +1,16 @@
+'use strict';
+
+class PreparedStatementHeader {
+  constructor(packet) {
+    packet.skip(1); // should be 0
+    this.id = packet.readInt32();
+    this.fieldCount = packet.readInt16();
+    this.parameterCount = packet.readInt16();
+    packet.skip(1); // should be 0
+    this.warningCount = packet.readInt16();
+  }
+}
+
+// TODO: toPacket
+
+module.exports = PreparedStatementHeader;
diff --git a/node_modules/mysql2/lib/packets/query.js b/node_modules/mysql2/lib/packets/query.js
new file mode 100644
index 0000000..b650b35
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/query.js
@@ -0,0 +1,27 @@
+'use strict';
+
+const Packet = require('../packets/packet.js');
+const CommandCode = require('../constants/commands.js');
+const StringParser = require('../parsers/string.js');
+const CharsetToEncoding = require('../constants/charset_encodings.js');
+
+class Query {
+  constructor(sql, charsetNumber) {
+    this.query = sql;
+    this.charsetNumber = charsetNumber;
+    this.encoding = CharsetToEncoding[charsetNumber];
+  }
+
+  toPacket() {
+    const buf = StringParser.encode(this.query, this.encoding);
+    const length = 5 + buf.length;
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeInt8(CommandCode.QUERY);
+    packet.writeBuffer(buf);
+    return packet;
+  }
+}
+
+module.exports = Query;
diff --git a/node_modules/mysql2/lib/packets/register_slave.js b/node_modules/mysql2/lib/packets/register_slave.js
new file mode 100644
index 0000000..26e802f
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/register_slave.js
@@ -0,0 +1,46 @@
+'use strict';
+
+// http://dev.mysql.com/doc/internals/en/com-register-slave.html
+// note that documentation is incorrect, for example command code is actually 0x15 but documented as 0x14
+
+const Packet = require('../packets/packet');
+const CommandCodes = require('../constants/commands');
+
+class RegisterSlave {
+  constructor(opts) {
+    this.serverId = opts.serverId || 0;
+    this.slaveHostname = opts.slaveHostname || '';
+    this.slaveUser = opts.slaveUser || '';
+    this.slavePassword = opts.slavePassword || '';
+    this.slavePort = opts.slavePort || 0;
+    this.replicationRank = opts.replicationRank || 0;
+    this.masterId = opts.masterId || 0;
+  }
+
+  toPacket() {
+    const length =
+      15 + // TODO: should be ascii?
+      Buffer.byteLength(this.slaveHostname, 'utf8') +
+      Buffer.byteLength(this.slaveUser, 'utf8') +
+      Buffer.byteLength(this.slavePassword, 'utf8') +
+      3 +
+      4;
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeInt8(CommandCodes.REGISTER_SLAVE);
+    packet.writeInt32(this.serverId);
+    packet.writeInt8(Buffer.byteLength(this.slaveHostname, 'utf8'));
+    packet.writeString(this.slaveHostname);
+    packet.writeInt8(Buffer.byteLength(this.slaveUser, 'utf8'));
+    packet.writeString(this.slaveUser);
+    packet.writeInt8(Buffer.byteLength(this.slavePassword, 'utf8'));
+    packet.writeString(this.slavePassword);
+    packet.writeInt16(this.slavePort);
+    packet.writeInt32(this.replicationRank);
+    packet.writeInt32(this.masterId);
+    return packet;
+  }
+}
+
+module.exports = RegisterSlave;
diff --git a/node_modules/mysql2/lib/packets/resultset_header.js b/node_modules/mysql2/lib/packets/resultset_header.js
new file mode 100644
index 0000000..e6a8cd4
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/resultset_header.js
@@ -0,0 +1,110 @@
+'use strict';
+
+// TODO: rename to OK packet
+// https://dev.mysql.com/doc/internals/en/packet-OK_Packet.html
+
+const Packet = require('./packet.js');
+const ClientConstants = require('../constants/client.js');
+const ServerSatusFlags = require('../constants/server_status.js');
+
+const EncodingToCharset = require('../constants/encoding_charset.js');
+const sessionInfoTypes = require('../constants/session_track.js');
+
+class ResultSetHeader {
+  constructor(packet, connection) {
+    const bigNumberStrings = connection.config.bigNumberStrings;
+    const encoding = connection.serverEncoding;
+    const flags = connection._handshakePacket.capabilityFlags;
+    const isSet = function(flag) {
+      return flags & ClientConstants[flag];
+    };
+    if (packet.buffer[packet.offset] !== 0) {
+      this.fieldCount = packet.readLengthCodedNumber();
+      if (this.fieldCount === null) {
+        this.infileName = packet.readString(undefined, encoding);
+      }
+      return;
+    }
+    this.fieldCount = packet.readInt8(); // skip OK byte
+    this.affectedRows = packet.readLengthCodedNumber(bigNumberStrings);
+    this.insertId = packet.readLengthCodedNumberSigned(bigNumberStrings);
+    this.info = '';
+    if (isSet('PROTOCOL_41')) {
+      this.serverStatus = packet.readInt16();
+      this.warningStatus = packet.readInt16();
+    } else if (isSet('TRANSACTIONS')) {
+      this.serverStatus = packet.readInt16();
+    }
+    let stateChanges = null;
+    if (isSet('SESSION_TRACK') && packet.offset < packet.end) {
+      this.info = packet.readLengthCodedString(encoding);
+
+      if (this.serverStatus && ServerSatusFlags.SERVER_SESSION_STATE_CHANGED) {
+        // session change info record - see
+        // https://dev.mysql.com/doc/internals/en/packet-OK_Packet.html#cs-sect-packet-ok-sessioninfo
+        let len =
+          packet.offset < packet.end ? packet.readLengthCodedNumber() : 0;
+        const end = packet.offset + len;
+        let type, key, stateEnd;
+        if (len > 0) {
+          stateChanges = {
+            systemVariables: {},
+            schema: null,
+            trackStateChange: null
+          };
+        }
+        while (packet.offset < end) {
+          type = packet.readInt8();
+          len = packet.readLengthCodedNumber();
+          stateEnd = packet.offset + len;
+          if (type === sessionInfoTypes.SYSTEM_VARIABLES) {
+            key = packet.readLengthCodedString(encoding);
+            const val = packet.readLengthCodedString(encoding);
+            stateChanges.systemVariables[key] = val;
+            if (key === 'character_set_client') {
+              const charsetNumber = EncodingToCharset[val];
+              connection.config.charsetNumber = charsetNumber;
+            }
+          } else if (type === sessionInfoTypes.SCHEMA) {
+            key = packet.readLengthCodedString(encoding);
+            stateChanges.schema = key;
+          } else if (type === sessionInfoTypes.STATE_CHANGE) {
+            stateChanges.trackStateChange = packet.readLengthCodedString(
+              encoding
+            );
+          } else {
+            // unsupported session track type. For now just ignore
+          }
+          packet.offset = stateEnd;
+        }
+      }
+    } else {
+      this.info = packet.readString(undefined, encoding);
+    }
+    if (stateChanges) {
+      this.stateChanges = stateChanges;
+    }
+    const m = this.info.match(/\schanged:\s*(\d+)/i);
+    if (m !== null) {
+      this.changedRows = parseInt(m[1], 10);
+    }
+  }
+
+  // TODO: should be consistent instance member, but it's just easier here to have just function
+  static toPacket(fieldCount, insertId) {
+    let length = 4 + Packet.lengthCodedNumberLength(fieldCount);
+    if (typeof insertId !== 'undefined') {
+      length += Packet.lengthCodedNumberLength(insertId);
+    }
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    packet.offset = 4;
+    packet.writeLengthCodedNumber(fieldCount);
+    if (typeof insertId !== 'undefined') {
+      packet.writeLengthCodedNumber(insertId);
+    }
+    return packet;
+  }
+}
+
+module.exports = ResultSetHeader;
diff --git a/node_modules/mysql2/lib/packets/ssl_request.js b/node_modules/mysql2/lib/packets/ssl_request.js
new file mode 100644
index 0000000..69eec24
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/ssl_request.js
@@ -0,0 +1,25 @@
+'use strict';
+
+const ClientConstants = require('../constants/client');
+const Packet = require('../packets/packet');
+
+class SSLRequest {
+  constructor(flags, charset) {
+    this.clientFlags = flags | ClientConstants.SSL;
+    this.charset = charset;
+  }
+
+  toPacket() {
+    const length = 36;
+    const buffer = Buffer.allocUnsafe(length);
+    const packet = new Packet(0, buffer, 0, length);
+    buffer.fill(0);
+    packet.offset = 4;
+    packet.writeInt32(this.clientFlags);
+    packet.writeInt32(0); // max packet size. todo: move to config
+    packet.writeInt8(this.charset);
+    return packet;
+  }
+}
+
+module.exports = SSLRequest;
diff --git a/node_modules/mysql2/lib/packets/text_row.js b/node_modules/mysql2/lib/packets/text_row.js
new file mode 100644
index 0000000..af9ab93
--- /dev/null
+++ b/node_modules/mysql2/lib/packets/text_row.js
@@ -0,0 +1,47 @@
+'use strict';
+
+const Packet = require('../packets/packet');
+
+class TextRow {
+  constructor(columns) {
+    this.columns = columns || [];
+  }
+
+  static fromPacket(packet) {
+    // packet.reset(); // set offset to starting point?
+    const columns = [];
+    while (packet.haveMoreData()) {
+      columns.push(packet.readLengthCodedString());
+    }
+    return new TextRow(columns);
+  }
+
+  static toPacket(columns, encoding) {
+    const sequenceId = 0; // TODO remove, this is calculated now in connecton
+    let length = 0;
+    columns.forEach(val => {
+      if (val === null || typeof val === 'undefined') {
+        ++length;
+        return;
+      }
+      length += Packet.lengthCodedStringLength(val.toString(10), encoding);
+    });
+    const buffer = Buffer.allocUnsafe(length + 4);
+    const packet = new Packet(sequenceId, buffer, 0, length + 4);
+    packet.offset = 4;
+    columns.forEach(val => {
+      if (val === null) {
+        packet.writeNull();
+        return;
+      }
+      if (typeof val === 'undefined') {
+        packet.writeInt8(0);
+        return;
+      }
+      packet.writeLengthCodedString(val.toString(10), encoding);
+    });
+    return packet;
+  }
+}
+
+module.exports = TextRow;
diff --git a/node_modules/mysql2/lib/parsers/binary_parser.js b/node_modules/mysql2/lib/parsers/binary_parser.js
new file mode 100644
index 0000000..bbd2959
--- /dev/null
+++ b/node_modules/mysql2/lib/parsers/binary_parser.js
@@ -0,0 +1,186 @@
+'use strict';
+
+const FieldFlags = require('../constants/field_flags.js');
+const Charsets = require('../constants/charsets.js');
+const Types = require('../constants/types.js');
+const helpers = require('../helpers');
+const genFunc = require('generate-function');
+const parserCache = require('./parser_cache.js');
+const typeNames = [];
+for (const t in Types) {
+  typeNames[Types[t]] = t;
+}
+
+function readCodeFor(field, config, options, fieldNum) {
+  const supportBigNumbers =
+    options.supportBigNumbers || config.supportBigNumbers;
+  const bigNumberStrings = options.bigNumberStrings || config.bigNumberStrings;
+  const timezone = options.timezone || config.timezone;
+  const dateStrings = options.dateStrings || config.dateStrings;
+  const unsigned = field.flags & FieldFlags.UNSIGNED;
+  switch (field.columnType) {
+    case Types.TINY:
+      return unsigned ? 'packet.readInt8();' : 'packet.readSInt8();';
+    case Types.SHORT:
+      return unsigned ? 'packet.readInt16();' : 'packet.readSInt16();';
+    case Types.LONG:
+    case Types.INT24: // in binary protocol int24 is encoded in 4 bytes int32
+      return unsigned ? 'packet.readInt32();' : 'packet.readSInt32();';
+    case Types.YEAR:
+      return 'packet.readInt16()';
+    case Types.FLOAT:
+      return 'packet.readFloat();';
+    case Types.DOUBLE:
+      return 'packet.readDouble();';
+    case Types.NULL:
+      return 'null;';
+    case Types.DATE:
+    case Types.DATETIME:
+    case Types.TIMESTAMP:
+    case Types.NEWDATE:
+      if (helpers.typeMatch(field.columnType, dateStrings, Types)) {
+        return `packet.readDateTimeString(${field.decimals});`;
+      }
+      return `packet.readDateTime('${timezone}');`;
+    case Types.TIME:
+      return 'packet.readTimeString()';
+    case Types.DECIMAL:
+    case Types.NEWDECIMAL:
+      if (config.decimalNumbers) {
+        return 'packet.parseLengthCodedFloat();';
+      }
+      return 'packet.readLengthCodedString("ascii");';
+    case Types.GEOMETRY:
+      return 'packet.parseGeometryValue();';
+    case Types.JSON:
+      // Since for JSON columns mysql always returns charset 63 (BINARY),
+      // we have to handle it according to JSON specs and use "utf8",
+      // see https://github.com/sidorares/node-mysql2/issues/409
+      return 'JSON.parse(packet.readLengthCodedString("utf8"));';
+    case Types.LONGLONG:
+      if (!supportBigNumbers) {
+        return unsigned
+          ? 'packet.readInt64JSNumber();'
+          : 'packet.readSInt64JSNumber();';
+      }
+      if (bigNumberStrings) {
+        return unsigned
+          ? 'packet.readInt64String();'
+          : 'packet.readSInt64String();';
+      }
+      return unsigned ? 'packet.readInt64();' : 'packet.readSInt64();';
+
+    default:
+      if (field.characterSet === Charsets.BINARY) {
+        return 'packet.readLengthCodedBuffer();';
+      }
+      return `packet.readLengthCodedString(fields[${fieldNum}].encoding)`;
+  }
+}
+
+function compile(fields, options, config) {
+  const parserFn = genFunc();
+  let i = 0;
+  const nullBitmapLength = Math.floor((fields.length + 7 + 2) / 8);
+
+  /* eslint-disable no-trailing-spaces */
+  /* eslint-disable no-spaced-func */
+  /* eslint-disable no-unexpected-multiline */
+
+  parserFn('(function(){');
+  parserFn('return class BinaryRow {');
+  parserFn('constructor() {');
+  parserFn('}');
+
+  parserFn('next(packet, fields, options) {');
+  if (options.rowsAsArray) {
+    parserFn(`const result = new Array(${fields.length});`);
+  } else {
+    parserFn("const result = {};");
+  }
+
+  const resultTables = {};
+  let resultTablesArray = [];
+
+  if (options.nestTables === true) {
+    for (i = 0; i < fields.length; i++) {
+      resultTables[fields[i].table] = 1;
+    }
+    resultTablesArray = Object.keys(resultTables);
+    for (i = 0; i < resultTablesArray.length; i++) {
+      parserFn(`result[${helpers.srcEscape(resultTablesArray[i])}] = {};`);
+    }
+  }
+
+  parserFn('packet.readInt8();'); // status byte
+  for (i = 0; i < nullBitmapLength; ++i) {
+    parserFn(`const nullBitmaskByte${i} = packet.readInt8();`);
+  }
+
+  let lvalue = '';
+  let currentFieldNullBit = 4;
+  let nullByteIndex = 0;
+  let fieldName = '';
+  let tableName = '';
+
+  for (i = 0; i < fields.length; i++) {
+    fieldName = helpers.srcEscape(fields[i].name);
+    parserFn(`// ${fieldName}: ${typeNames[fields[i].columnType]}`);
+
+    if (typeof options.nestTables === 'string') {
+      tableName = helpers.srcEscape(fields[i].table);
+      lvalue = `result[${helpers.srcEscape(
+        fields[i].table + options.nestTables + fields[i].name
+      )}]`;
+    } else if (options.nestTables === true) {
+      tableName = helpers.srcEscape(fields[i].table);
+      lvalue = `result[${tableName}][${fieldName}]`;
+    } else if (options.rowsAsArray) {
+      lvalue = `result[${i.toString(10)}]`;
+    } else {
+      lvalue = `result[${helpers.srcEscape(fields[i].name)}]`;
+    }
+
+    // TODO: this used to be an optimisation ( if column marked as NOT_NULL don't include code to check null
+    // bitmap at all, but it seems that we can't rely on this flag, see #178
+    // TODO: benchmark performance difference
+    //
+    // if (fields[i].flags & FieldFlags.NOT_NULL) { // don't need to check null bitmap if field can't be null.
+    //  result.push(lvalue + ' = ' + readCodeFor(fields[i], config));
+    // } else if (fields[i].columnType == Types.NULL) {
+    //  result.push(lvalue + ' = null;');
+    // } else {
+    parserFn(`if (nullBitmaskByte${nullByteIndex} & ${currentFieldNullBit})`);
+    parserFn(`${lvalue} = null;`);
+    parserFn('else');
+    parserFn(`${lvalue} = ${readCodeFor(fields[i], config, options, i)}`);
+    // }
+    currentFieldNullBit *= 2;
+    if (currentFieldNullBit === 0x100) {
+      currentFieldNullBit = 1;
+      nullByteIndex++;
+    }
+  }
+
+  parserFn('return result;');
+  parserFn('}');
+  parserFn('};')('})()');
+
+  /* eslint-enable no-trailing-spaces */
+  /* eslint-enable no-spaced-func */
+  /* eslint-enable no-unexpected-multiline */
+
+  if (config.debug) {
+    helpers.printDebugWithCode(
+      'Compiled binary protocol row parser',
+      parserFn.toString()
+    );
+  }
+  return parserFn.toFunction();
+}
+
+function getBinaryParser(fields, options, config) {
+  return parserCache.getParser('binary', fields, options, config, compile);
+}
+
+module.exports = getBinaryParser;
diff --git a/node_modules/mysql2/lib/parsers/parser_cache.js b/node_modules/mysql2/lib/parsers/parser_cache.js
new file mode 100644
index 0000000..509b5c6
--- /dev/null
+++ b/node_modules/mysql2/lib/parsers/parser_cache.js
@@ -0,0 +1,53 @@
+'use strict';
+
+const LRU = require('lru-cache');
+
+const parserCache = new LRU({
+  max: 15000
+});
+
+function keyFromFields(type, fields, options, config) {
+  let res =
+    `${type}` +
+    `/${typeof options.nestTables}` +
+    `/${options.nestTables}` +
+    `/${options.rowsAsArray}` +
+    `/${options.supportBigNumbers || config.supportBigNumbers}` +
+    `/${options.bigNumberStrings || config.bigNumberStrings}` +
+    `/${typeof options.typeCast}` +
+    `/${options.timezone || config.timezone}` +
+    `/${options.decimalNumbers}` +
+    `/${options.dateStrings}`;
+  for (let i = 0; i < fields.length; ++i) {
+    const field = fields[i];
+    res += `/${field.name}:${field.columnType}:${field.length}:${field.schema}:${field.table}:${field.flags}:${field.characterSet}`;
+  }
+  return res;
+}
+
+function getParser(type, fields, options, config, compiler) {
+  const key = keyFromFields(type, fields, options, config);
+  let parser = parserCache.get(key);
+
+  if (parser) {
+    return parser;
+  }
+
+  parser = compiler(fields, options, config);
+  parserCache.set(key, parser);
+  return parser;
+}
+
+function setMaxCache(max) {
+  parserCache.max = max;
+}
+
+function clearCache() {
+  parserCache.reset();
+}
+
+module.exports = {
+  getParser: getParser,
+  setMaxCache: setMaxCache,
+  clearCache: clearCache
+};
diff --git a/node_modules/mysql2/lib/parsers/string.js b/node_modules/mysql2/lib/parsers/string.js
new file mode 100644
index 0000000..5523fb2
--- /dev/null
+++ b/node_modules/mysql2/lib/parsers/string.js
@@ -0,0 +1,29 @@
+'use strict';
+
+const Iconv = require('iconv-lite');
+
+exports.decode = function(buffer, encoding, start, end, options) {
+  if (Buffer.isEncoding(encoding)) {
+    return buffer.toString(encoding, start, end);
+  }
+
+  const decoder = Iconv.getDecoder(encoding, options || {});
+
+  const res = decoder.write(buffer.slice(start, end));
+  const trail = decoder.end();
+
+  return trail ? res + trail : res;
+};
+
+exports.encode = function(string, encoding, options) {
+  if (Buffer.isEncoding(encoding)) {
+    return Buffer.from(string, encoding);
+  }
+
+  const encoder = Iconv.getEncoder(encoding, options || {});
+
+  const res = encoder.write(string);
+  const trail = encoder.end();
+
+  return trail && trail.length > 0 ? Buffer.concat([res, trail]) : res;
+};
diff --git a/node_modules/mysql2/lib/parsers/text_parser.js b/node_modules/mysql2/lib/parsers/text_parser.js
new file mode 100644
index 0000000..0af4a7a
--- /dev/null
+++ b/node_modules/mysql2/lib/parsers/text_parser.js
@@ -0,0 +1,202 @@
+'use strict';
+
+const Types = require('../constants/types.js');
+const Charsets = require('../constants/charsets.js');
+const helpers = require('../helpers');
+const genFunc = require('generate-function');
+const parserCache = require('./parser_cache.js');
+
+const typeNames = [];
+for (const t in Types) {
+  typeNames[Types[t]] = t;
+}
+
+function readCodeFor(type, charset, encodingExpr, config, options) {
+  const supportBigNumbers =
+    options.supportBigNumbers || config.supportBigNumbers;
+  const bigNumberStrings = options.bigNumberStrings || config.bigNumberStrings;
+  const timezone = options.timezone || config.timezone;
+  const dateStrings = options.dateStrings || config.dateStrings;
+
+  switch (type) {
+    case Types.TINY:
+    case Types.SHORT:
+    case Types.LONG:
+    case Types.INT24:
+    case Types.YEAR:
+      return 'packet.parseLengthCodedIntNoBigCheck()';
+    case Types.LONGLONG:
+      if (supportBigNumbers && bigNumberStrings) {
+        return 'packet.parseLengthCodedIntString()';
+      }
+      return `packet.parseLengthCodedInt(${supportBigNumbers})`;
+    case Types.FLOAT:
+    case Types.DOUBLE:
+      return 'packet.parseLengthCodedFloat()';
+    case Types.NULL:
+      return 'packet.readLengthCodedNumber()';
+    case Types.DECIMAL:
+    case Types.NEWDECIMAL:
+      if (config.decimalNumbers) {
+        return 'packet.parseLengthCodedFloat()';
+      }
+      return 'packet.readLengthCodedString("ascii")';
+    case Types.DATE:
+      if (helpers.typeMatch(type, dateStrings, Types)) {
+        return 'packet.readLengthCodedString("ascii")';
+      }
+      return `packet.parseDate('${timezone}')`;
+    case Types.DATETIME:
+    case Types.TIMESTAMP:
+      if (helpers.typeMatch(type, dateStrings, Types)) {
+        return 'packet.readLengthCodedString("ascii")';
+      }
+      return `packet.parseDateTime('${timezone}')`;
+    case Types.TIME:
+      return 'packet.readLengthCodedString("ascii")';
+    case Types.GEOMETRY:
+      return 'packet.parseGeometryValue()';
+    case Types.JSON:
+      // Since for JSON columns mysql always returns charset 63 (BINARY),
+      // we have to handle it according to JSON specs and use "utf8",
+      // see https://github.com/sidorares/node-mysql2/issues/409
+      return 'JSON.parse(packet.readLengthCodedString("utf8"))';
+    default:
+      if (charset === Charsets.BINARY) {
+        return 'packet.readLengthCodedBuffer()';
+      }
+      return `packet.readLengthCodedString(${encodingExpr})`;
+  }
+}
+
+function compile(fields, options, config) {
+  // use global typeCast if current query doesn't specify one
+  if (
+    typeof config.typeCast === 'function' &&
+    typeof options.typeCast !== 'function'
+  ) {
+    options.typeCast = config.typeCast;
+  }
+
+  function wrap(field, _this) {
+    return {
+      type: typeNames[field.columnType],
+      length: field.columnLength,
+      db: field.schema,
+      table: field.table,
+      name: field.name,
+      string: function() {
+        return _this.packet.readLengthCodedString(field.encoding);
+      },
+      buffer: function() {
+        return _this.packet.readLengthCodedBuffer();
+      },
+      geometry: function() {
+        return _this.packet.parseGeometryValue();
+      }
+    };
+  }
+
+  const parserFn = genFunc();
+
+  /* eslint-disable no-trailing-spaces */
+  /* eslint-disable no-spaced-func */
+  /* eslint-disable no-unexpected-multiline */
+  parserFn('(function () {')(
+    'return class TextRow {'
+  );
+
+  // constructor method
+  parserFn('constructor(fields) {');
+  // node-mysql typeCast compatibility wrapper
+  // see https://github.com/mysqljs/mysql/blob/96fdd0566b654436624e2375c7b6604b1f50f825/lib/protocol/packets/Field.js
+  if (typeof options.typeCast === 'function') {
+    parserFn('const _this = this;');
+    parserFn('for(let i=0; i<fields.length; ++i) {');
+    parserFn('this[`wrap${i}`] = wrap(fields[i], _this);');
+    parserFn('}');
+  }
+  parserFn('}');
+
+  // next method
+  parserFn('next(packet, fields, options) {');
+  parserFn("this.packet = packet;");
+  if (options.rowsAsArray) {
+    parserFn(`const result = new Array(${fields.length});`);
+  } else {
+    parserFn("const result = {};");
+  }
+
+  const resultTables = {};
+  let resultTablesArray = [];
+
+  if (options.nestTables === true) {
+    for (let i=0; i < fields.length; i++) {
+      resultTables[fields[i].table] = 1;
+    }
+    resultTablesArray = Object.keys(resultTables);
+    for (let i=0; i < resultTablesArray.length; i++) {
+      parserFn(`result[${helpers.srcEscape(resultTablesArray[i])}] = {};`);
+    }
+  }
+
+  let lvalue = '';
+  let fieldName = '';
+  for (let i = 0; i < fields.length; i++) {
+    fieldName = helpers.srcEscape(fields[i].name);
+    parserFn(`// ${fieldName}: ${typeNames[fields[i].columnType]}`);
+    if (typeof options.nestTables === 'string') {
+      lvalue = `result[${helpers.srcEscape(
+        fields[i].table + options.nestTables + fields[i].name
+      )}]`;
+    } else if (options.nestTables === true) {
+      lvalue = `result[${helpers.srcEscape(fields[i].table)}][${fieldName}]`;
+    } else if (options.rowsAsArray) {
+      lvalue = `result[${i.toString(10)}]`;
+    } else {
+      lvalue = `result[${fieldName}]`;
+    }
+    if (options.typeCast === false) {
+      parserFn(`${lvalue} = packet.readLengthCodedBuffer();`);
+    } else {
+      const encodingExpr = `fields[${i}].encoding`;
+      const readCode = readCodeFor(
+        fields[i].columnType,
+        fields[i].characterSet,
+        encodingExpr,
+        config,
+        options
+      );
+      if (typeof options.typeCast === 'function') {
+        parserFn(`${lvalue} = options.typeCast(this.wrap${i}, function() { return ${readCode} });`);
+      }  else {
+        parserFn(`${lvalue} = ${readCode};`);
+      }
+    }  
+  }
+
+  parserFn('return result;');
+  parserFn('}');
+  parserFn('};')('})()');
+
+  /* eslint-enable no-trailing-spaces */
+  /* eslint-enable no-spaced-func */
+  /* eslint-enable no-unexpected-multiline */
+
+  if (config.debug) {
+    helpers.printDebugWithCode(
+      'Compiled text protocol row parser',
+      parserFn.toString()
+    );
+  }
+  if (typeof options.typeCast === 'function') {
+    return parserFn.toFunction({wrap});
+  } 
+  return parserFn.toFunction();
+}
+
+function getTextParser(fields, options, config) {
+  return parserCache.getParser('text', fields, options, config, compile);
+}
+
+module.exports = getTextParser;
diff --git a/node_modules/mysql2/lib/pool.js b/node_modules/mysql2/lib/pool.js
new file mode 100644
index 0000000..2ad4998
--- /dev/null
+++ b/node_modules/mysql2/lib/pool.js
@@ -0,0 +1,212 @@
+'use strict';
+
+const process = require('process');
+const mysql = require('../index.js');
+
+const EventEmitter = require('events').EventEmitter;
+const PoolConnection = require('./pool_connection.js');
+const Queue = require('denque');
+const Connection = require('./connection.js');
+
+function spliceConnection(queue, connection) {
+  const len = queue.length;
+  for (let i = 0; i < len; i++) {
+    if (queue.get(i) === connection) {
+      queue.removeOne(i);
+      break;
+    }
+  }
+}
+
+class Pool extends EventEmitter {
+  constructor(options) {
+    super();
+    this.config = options.config;
+    this.config.connectionConfig.pool = this;
+    this._allConnections = new Queue();
+    this._freeConnections = new Queue();
+    this._connectionQueue = new Queue();
+    this._closed = false;
+  }
+
+  promise(promiseImpl) {
+    const PromisePool = require('../promise').PromisePool;
+    return new PromisePool(this, promiseImpl);
+  }
+
+  getConnection(cb) {
+    if (this._closed) {
+      return process.nextTick(() => cb(new Error('Pool is closed.')));
+    }
+    let connection;
+    if (this._freeConnections.length > 0) {
+      connection = this._freeConnections.shift();
+      this.emit('acquire', connection);
+      return process.nextTick(() => cb(null, connection));
+    }
+    if (
+      this.config.connectionLimit === 0 ||
+      this._allConnections.length < this.config.connectionLimit
+    ) {
+      connection = new PoolConnection(this, {
+        config: this.config.connectionConfig
+      });
+      this._allConnections.push(connection);
+      return connection.connect(err => {
+        if (this._closed) {
+          return cb(new Error('Pool is closed.'));
+        }
+        if (err) {
+          return cb(err);
+        }
+        this.emit('connection', connection);
+        this.emit('acquire', connection);
+        return cb(null, connection);
+      });
+    }
+    if (!this.config.waitForConnections) {
+      return process.nextTick(() => cb(new Error('No connections available.')));
+    }
+    if (
+      this.config.queueLimit &&
+      this._connectionQueue.length >= this.config.queueLimit
+    ) {
+      return cb(new Error('Queue limit reached.'));
+    }
+    this.emit('enqueue');
+    return this._connectionQueue.push(cb);
+  }
+
+  releaseConnection(connection) {
+    let cb;
+    if (!connection._pool) {
+      // The connection has been removed from the pool and is no longer good.
+      if (this._connectionQueue.length) {
+        cb = this._connectionQueue.shift();
+        process.nextTick(this.getConnection.bind(this, cb));
+      }
+    } else if (this._connectionQueue.length) {
+      cb = this._connectionQueue.shift();
+      process.nextTick(cb.bind(null, null, connection));
+    } else {
+      this._freeConnections.push(connection);
+      this.emit('release', connection);
+    }
+  }
+
+  end(cb) {
+    this._closed = true;
+    if (typeof cb !== 'function') {
+      cb = function(err) {
+        if (err) {
+          throw err;
+        }
+      };
+    }
+    let calledBack = false;
+    let closedConnections = 0;
+    let connection;
+    const endCB = function(err) {
+      if (calledBack) {
+        return;
+      }
+      if (err || ++closedConnections >= this._allConnections.length) {
+        calledBack = true;
+        cb(err);
+        return;
+      }
+    }.bind(this);
+    if (this._allConnections.length === 0) {
+      endCB();
+      return;
+    }
+    for (let i = 0; i < this._allConnections.length; i++) {
+      connection = this._allConnections.get(i);
+      connection._realEnd(endCB);
+    }
+  }
+
+  query(sql, values, cb) {
+    const cmdQuery = Connection.createQuery(
+      sql,
+      values,
+      cb,
+      this.config.connectionConfig
+    );
+    if (typeof cmdQuery.namedPlaceholders === 'undefined') {
+      cmdQuery.namedPlaceholders = this.config.connectionConfig.namedPlaceholders;
+    }
+    this.getConnection((err, conn) => {
+      if (err) {
+        if (typeof cmdQuery.onResult === 'function') {
+          cmdQuery.onResult(err);
+        } else {
+          cmdQuery.emit('error', err);
+        }
+        return;
+      }
+      try {
+        conn.query(cmdQuery).once('end', () => {
+          conn.release();
+        });
+      } catch (e) {
+        conn.release();
+        throw e;
+      }
+    });
+    return cmdQuery;
+  }
+
+  execute(sql, values, cb) {
+    // TODO construct execute command first here and pass it to connection.execute
+    // so that polymorphic arguments logic is there in one place
+    if (typeof values === 'function') {
+      cb = values;
+      values = [];
+    }
+    this.getConnection((err, conn) => {
+      if (err) {
+        return cb(err);
+      }
+      try {
+        conn.execute(sql, values, cb).once('end', () => {
+          conn.release();
+        });
+      } catch (e) {
+        conn.release();
+        throw e;
+      }
+    });
+  }
+
+  _removeConnection(connection) {
+    // Remove connection from all connections
+    spliceConnection(this._allConnections, connection);
+    // Remove connection from free connections
+    spliceConnection(this._freeConnections, connection);
+    this.releaseConnection(connection);
+  }
+
+  format(sql, values) {
+    return mysql.format(
+      sql,
+      values,
+      this.config.connectionConfig.stringifyObjects,
+      this.config.connectionConfig.timezone
+    );
+  }
+
+  escape(value) {
+    return mysql.escape(
+      value,
+      this.config.connectionConfig.stringifyObjects,
+      this.config.connectionConfig.timezone
+    );
+  }
+
+  escapeId(value) {
+    return mysql.escapeId(value, false);
+  }
+}
+
+module.exports = Pool;
diff --git a/node_modules/mysql2/lib/pool_cluster.js b/node_modules/mysql2/lib/pool_cluster.js
new file mode 100644
index 0000000..92f53de
--- /dev/null
+++ b/node_modules/mysql2/lib/pool_cluster.js
@@ -0,0 +1,283 @@
+'use strict';
+
+const process = require('process');
+
+const Pool = require('./pool.js');
+const PoolConfig = require('./pool_config.js');
+const Connection = require('./connection.js');
+const EventEmitter = require('events').EventEmitter;
+
+/**
+ * Selector
+ */
+const makeSelector = {
+  RR() {
+    let index = 0;
+    return clusterIds => clusterIds[index++ % clusterIds.length];
+  },
+  RANDOM() {
+    return clusterIds =>
+      clusterIds[Math.floor(Math.random() * clusterIds.length)];
+  },
+  ORDER() {
+    return clusterIds => clusterIds[0];
+  }
+};
+
+class PoolNamespace {
+  constructor(cluster, pattern, selector) {
+    this._cluster = cluster;
+    this._pattern = pattern;
+    this._selector = makeSelector[selector]();
+  }
+
+  getConnection(cb) {
+    const clusterNode = this._getClusterNode();
+    if (clusterNode === null) {
+      return cb(new Error('Pool does Not exists.'));
+    }
+    return this._cluster._getConnection(clusterNode, (err, connection) => {
+      if (err) {
+        return cb(err);
+      }
+      if (connection === 'retry') {
+        return this.getConnection(cb);
+      }
+      return cb(null, connection);
+    });
+  }
+
+  /**
+   * pool cluster query
+   * @param {*} sql
+   * @param {*} values
+   * @param {*} cb
+   * @returns query
+   */
+  query(sql, values, cb) {
+    const query = Connection.createQuery(sql, values, cb, {});
+    this.getConnection((err, conn) => {
+      if (err) {
+        if (typeof query.onResult === 'function') {
+          query.onResult(err);
+        } else {
+          query.emit('error', err);
+        }
+        return;
+      }
+      try {
+        conn.query(query).once('end', () => {
+          conn.release();
+        });
+      } catch (e) {
+        conn.release();
+        throw e;
+      }
+    });
+    return query;
+  }
+
+  /**
+   * pool cluster execute
+   * @param {*} sql 
+   * @param {*} values 
+   * @param {*} cb 
+   */
+  execute(sql, values, cb) {
+    if (typeof values === 'function') {
+      cb = values;
+      values = [];
+    }
+    this.getConnection((err, conn) => {
+      if (err) {
+        return cb(err);
+      }
+      try {
+        conn.execute(sql, values, cb).once('end', () => {
+          conn.release();
+        });
+      } catch (e) {
+        conn.release();
+        throw e;
+      }
+    });
+  }
+
+  _getClusterNode() {
+    const foundNodeIds = this._cluster._findNodeIds(this._pattern);
+    if (foundNodeIds.length === 0) {
+      return null;
+    }
+    const nodeId =
+      foundNodeIds.length === 1
+        ? foundNodeIds[0]
+        : this._selector(foundNodeIds);
+    return this._cluster._getNode(nodeId);
+  }
+}
+
+class PoolCluster extends EventEmitter {
+  constructor(config) {
+    super();
+    config = config || {};
+    this._canRetry =
+      typeof config.canRetry === 'undefined' ? true : config.canRetry;
+    this._removeNodeErrorCount = config.removeNodeErrorCount || 5;
+    this._defaultSelector = config.defaultSelector || 'RR';
+    this._closed = false;
+    this._lastId = 0;
+    this._nodes = {};
+    this._serviceableNodeIds = [];
+    this._namespaces = {};
+    this._findCaches = {};
+  }
+
+  of(pattern, selector) {
+    pattern = pattern || '*';
+    selector = selector || this._defaultSelector;
+    selector = selector.toUpperCase();
+    if (!makeSelector[selector] === 'undefined') {
+      selector = this._defaultSelector;
+    }
+    const key = pattern + selector;
+    if (typeof this._namespaces[key] === 'undefined') {
+      this._namespaces[key] = new PoolNamespace(this, pattern, selector);
+    }
+    return this._namespaces[key];
+  }
+
+  add(id, config) {
+    if (typeof id === 'object') {
+      config = id;
+      id = `CLUSTER::${++this._lastId}`;
+    }
+    if (typeof this._nodes[id] === 'undefined') {
+      this._nodes[id] = {
+        id: id,
+        errorCount: 0,
+        pool: new Pool({ config: new PoolConfig(config) })
+      };
+      this._serviceableNodeIds.push(id);
+      this._clearFindCaches();
+    }
+  }
+
+  getConnection(pattern, selector, cb) {
+    let namespace;
+    if (typeof pattern === 'function') {
+      cb = pattern;
+      namespace = this.of();
+    } else {
+      if (typeof selector === 'function') {
+        cb = selector;
+        selector = this._defaultSelector;
+      }
+      namespace = this.of(pattern, selector);
+    }
+    namespace.getConnection(cb);
+  }
+
+  end(callback) {
+    const cb =
+      callback !== undefined
+        ? callback
+        : err => {
+          if (err) {
+            throw err;
+          }
+        };
+    if (this._closed) {
+      process.nextTick(cb);
+      return;
+    }
+    this._closed = true;
+
+    let calledBack = false;
+    let waitingClose = 0;
+    const onEnd = err => {
+      if (!calledBack && (err || --waitingClose <= 0)) {
+        calledBack = true;
+        return cb(err);
+      }
+    };
+
+    for (const id in this._nodes) {
+      waitingClose++;
+      this._nodes[id].pool.end(onEnd);
+    }
+    if (waitingClose === 0) {
+      process.nextTick(onEnd);
+    }
+  }
+
+  _findNodeIds(pattern) {
+    if (typeof this._findCaches[pattern] !== 'undefined') {
+      return this._findCaches[pattern];
+    }
+    let foundNodeIds;
+    if (pattern === '*') {
+      // all
+      foundNodeIds = this._serviceableNodeIds;
+    } else if (this._serviceableNodeIds.indexOf(pattern) !== -1) {
+      // one
+      foundNodeIds = [pattern];
+    } else {
+      // wild matching
+      const keyword = pattern.substring(pattern.length - 1, 0);
+      foundNodeIds = this._serviceableNodeIds.filter(id =>
+        id.startsWith(keyword)
+      );
+    }
+    this._findCaches[pattern] = foundNodeIds;
+    return foundNodeIds;
+  }
+
+  _getNode(id) {
+    return this._nodes[id] || null;
+  }
+
+  _increaseErrorCount(node) {
+    if (++node.errorCount >= this._removeNodeErrorCount) {
+      const index = this._serviceableNodeIds.indexOf(node.id);
+      if (index !== -1) {
+        this._serviceableNodeIds.splice(index, 1);
+        delete this._nodes[node.id];
+        this._clearFindCaches();
+        node.pool.end();
+        this.emit('remove', node.id);
+      }
+    }
+  }
+
+  _decreaseErrorCount(node) {
+    if (node.errorCount > 0) {
+      --node.errorCount;
+    }
+  }
+
+  _getConnection(node, cb) {
+    node.pool.getConnection((err, connection) => {
+      if (err) {
+        this._increaseErrorCount(node);
+        if (this._canRetry) {
+          // REVIEW: this seems wrong?
+          this.emit('warn', err);
+          // eslint-disable-next-line no-console
+          console.warn(`[Error] PoolCluster : ${err}`);
+          return cb(null, 'retry');
+        }
+        return cb(err);
+      }
+      this._decreaseErrorCount(node);
+
+      connection._clusterId = node.id;
+      return cb(null, connection);
+    });
+  }
+
+  _clearFindCaches() {
+    this._findCaches = {};
+  }
+}
+
+module.exports = PoolCluster;
diff --git a/node_modules/mysql2/lib/pool_config.js b/node_modules/mysql2/lib/pool_config.js
new file mode 100644
index 0000000..af27746
--- /dev/null
+++ b/node_modules/mysql2/lib/pool_config.js
@@ -0,0 +1,24 @@
+'use strict';
+
+const ConnectionConfig = require('./connection_config.js');
+
+class PoolConfig {
+  constructor(options) {
+    if (typeof options === 'string') {
+      options = ConnectionConfig.parseUrl(options);
+    }
+    this.connectionConfig = new ConnectionConfig(options);
+    this.waitForConnections =
+      options.waitForConnections === undefined
+        ? true
+        : Boolean(options.waitForConnections);
+    this.connectionLimit = isNaN(options.connectionLimit)
+      ? 10
+      : Number(options.connectionLimit);
+    this.queueLimit = isNaN(options.queueLimit)
+      ? 0
+      : Number(options.queueLimit);
+  }
+}
+
+module.exports = PoolConfig;
diff --git a/node_modules/mysql2/lib/pool_connection.js b/node_modules/mysql2/lib/pool_connection.js
new file mode 100644
index 0000000..be49a73
--- /dev/null
+++ b/node_modules/mysql2/lib/pool_connection.js
@@ -0,0 +1,65 @@
+'use strict';
+
+const Connection = require('../index.js').Connection;
+
+class PoolConnection extends Connection {
+  constructor(pool, options) {
+    super(options);
+    this._pool = pool;
+    // When a fatal error occurs the connection's protocol ends, which will cause
+    // the connection to end as well, thus we only need to watch for the end event
+    // and we will be notified of disconnects.
+    // REVIEW: Moved to `once`
+    this.once('end', () => {
+      this._removeFromPool();
+    });
+    this.once('error', () => {
+      this._removeFromPool();
+    });
+  }
+
+  release() {
+    if (!this._pool || this._pool._closed) {
+      return;
+    }
+    this._pool.releaseConnection(this);
+  }
+
+  promise(promiseImpl) {
+    const PromisePoolConnection = require('../promise').PromisePoolConnection;
+    return new PromisePoolConnection(this, promiseImpl);
+  }
+
+  end() {
+    const err = new Error(
+      'Calling conn.end() to release a pooled connection is ' +
+        'deprecated. In next version calling conn.end() will be ' +
+        'restored to default conn.end() behavior. Use ' +
+        'conn.release() instead.'
+    );
+    this.emit('warn', err);
+    // eslint-disable-next-line no-console
+    console.warn(err.message);
+    this.release();
+  }
+
+  destroy() {
+    this._removeFromPool();
+    super.destroy();
+  }
+
+  _removeFromPool() {
+    if (!this._pool || this._pool._closed) {
+      return;
+    }
+    const pool = this._pool;
+    this._pool = null;
+    pool._removeConnection(this);
+  }
+}
+
+PoolConnection.statementKey = Connection.statementKey;
+module.exports = PoolConnection;
+
+// TODO: Remove this when we are removing PoolConnection#end
+PoolConnection.prototype._realEnd = Connection.prototype.end;
diff --git a/node_modules/mysql2/lib/results_stream.js b/node_modules/mysql2/lib/results_stream.js
new file mode 100644
index 0000000..66fe343
--- /dev/null
+++ b/node_modules/mysql2/lib/results_stream.js
@@ -0,0 +1,38 @@
+'use strict';
+
+const Readable = require('stream').Readable;
+
+// copy-paste from https://github.com/mysqljs/mysql/blob/master/lib/protocol/sequences/Query.js
+module.exports = function(command, connectionStream) {
+  command.stream = function(options) {
+    let stream;
+
+    options = options || {};
+    options.objectMode = true;
+    (stream = new Readable(options)),
+    (stream._read = function() {
+      connectionStream.resume();
+    });
+
+    this.on('result', (row, i) => {
+      if (!stream.push(row)) {
+        connectionStream.pause();
+      }
+      stream.emit('result', row, i); // replicate old emitter
+    });
+
+    this.on('error', err => {
+      stream.emit('error', err); // Pass on any errors
+    });
+
+    this.on('end', () => {
+      stream.push(null); // pushing null, indicating EOF
+    });
+
+    this.on('fields', (fields, i) => {
+      stream.emit('fields', fields, i); // replicate old emitter
+    });
+
+    return stream;
+  };
+};
diff --git a/node_modules/mysql2/lib/server.js b/node_modules/mysql2/lib/server.js
new file mode 100644
index 0000000..4ee2d4a
--- /dev/null
+++ b/node_modules/mysql2/lib/server.js
@@ -0,0 +1,37 @@
+'use strict';
+
+const net = require('net');
+const EventEmitter = require('events').EventEmitter;
+
+const Connection = require('./connection');
+const ConnectionConfig = require('./connection_config');
+
+// TODO: inherit Server from net.Server
+class Server extends EventEmitter {
+  constructor() {
+    super();
+    this.connections = [];
+    this._server = net.createServer(this._handleConnection.bind(this));
+  }
+
+  _handleConnection(socket) {
+    const connectionConfig = new ConnectionConfig({
+      stream: socket,
+      isServer: true
+    });
+    const connection = new Connection({ config: connectionConfig });
+    this.emit('connection', connection);
+  }
+
+  listen(port) {
+    this._port = port;
+    this._server.listen.apply(this._server, arguments);
+    return this;
+  }
+
+  close(cb) {
+    this._server.close(cb);
+  }
+}
+
+module.exports = Server;