src/dialects/sqlite/index.js
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;
const { SQLiteQueryInterface } = require('./query-interface');
class SqliteDialect extends AbstractDialect {
constructor(sequelize) {
super();
this.sequelize = sequelize;
this.connectionManager = new ConnectionManager(this, sequelize);
this.queryGenerator = new QueryGenerator({
_dialect: this,
sequelize
});
this.queryInterface = new SQLiteQueryInterface(sequelize, this.queryGenerator);
}
}
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
});
SqliteDialect.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;