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编辑当前文件:/home/freeclou/app.optimyar.com/backend/node_modules/sequelize/lib/dialects/sqlite/index.js

'use strict';

const _ = require('lodash');
const AbstractDialect = require('../abstract');
const ConnectionManager = require('./connection-manager');
const Query = require('./query');
const QueryGenerator = require('./query-generator');
const DataTypes = require('../../data-types').sqlite;

class SqliteDialect extends AbstractDialect {
  constructor(sequelize) {
    super();
    this.sequelize = sequelize;
    this.connectionManager = new ConnectionManager(this, sequelize);
    this.QueryGenerator = new QueryGenerator({
      _dialect: this,
      sequelize
    });
  }
}

SqliteDialect.prototype.supports = _.merge(_.cloneDeep(AbstractDialect.prototype.supports), {
  'DEFAULT': false,
  'DEFAULT VALUES': true,
  'UNION ALL': false,
  'RIGHT JOIN': false,
  inserts: {
    ignoreDuplicates: ' OR IGNORE',
    updateOnDuplicate: ' ON CONFLICT DO UPDATE SET'
  },
  index: {
    using: false,
    where: true,
    functionBased: true
  },
  transactionOptions: {
    type: true
  },
  constraints: {
    addConstraint: false,
    dropConstraint: false
  },
  joinTableDependent: false,
  groupedLimit: false,
  JSON: true
});

ConnectionManager.prototype.defaultVersion = '3.8.0';
SqliteDialect.prototype.Query = Query;
SqliteDialect.prototype.DataTypes = DataTypes;
SqliteDialect.prototype.name = 'sqlite';
SqliteDialect.prototype.TICK_CHAR = '`';
SqliteDialect.prototype.TICK_CHAR_LEFT = SqliteDialect.prototype.TICK_CHAR;
SqliteDialect.prototype.TICK_CHAR_RIGHT = SqliteDialect.prototype.TICK_CHAR;

module.exports = SqliteDialect;
module.exports.SqliteDialect = SqliteDialect;
module.exports.default = SqliteDialect;