72 lines
1.8 KiB
JavaScript
72 lines
1.8 KiB
JavaScript
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'use strict';
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const _ = require('lodash');
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const AbstractDialect = require('../abstract');
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const ConnectionManager = require('./connection-manager');
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const Query = require('./query');
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const QueryGenerator = require('./query-generator');
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const DataTypes = require('../../data-types').mssql;
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const { MSSqlQueryInterface } = require('./query-interface');
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class MssqlDialect extends AbstractDialect {
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constructor(sequelize) {
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super();
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this.sequelize = sequelize;
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this.connectionManager = new ConnectionManager(this, sequelize);
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this.queryGenerator = new QueryGenerator({
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_dialect: this,
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sequelize
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});
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this.queryInterface = new MSSqlQueryInterface(
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sequelize,
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this.queryGenerator
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);
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}
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}
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MssqlDialect.prototype.supports = _.merge(
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_.cloneDeep(AbstractDialect.prototype.supports),
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{
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DEFAULT: true,
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'DEFAULT VALUES': true,
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'LIMIT ON UPDATE': true,
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'ORDER NULLS': false,
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lock: false,
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transactions: true,
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migrations: false,
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returnValues: {
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output: true
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},
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schemas: true,
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autoIncrement: {
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identityInsert: true,
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defaultValue: false,
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update: false
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},
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constraints: {
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restrict: false,
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default: true
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},
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index: {
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collate: false,
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length: false,
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parser: false,
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type: true,
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using: false,
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where: true
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},
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NUMERIC: true,
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tmpTableTrigger: true
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}
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);
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MssqlDialect.prototype.defaultVersion = '12.0.2000'; // SQL Server 2014 Express, minimum supported version
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MssqlDialect.prototype.Query = Query;
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MssqlDialect.prototype.name = 'mssql';
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MssqlDialect.prototype.TICK_CHAR = '"';
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MssqlDialect.prototype.TICK_CHAR_LEFT = '[';
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MssqlDialect.prototype.TICK_CHAR_RIGHT = ']';
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MssqlDialect.prototype.DataTypes = DataTypes;
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module.exports = MssqlDialect;
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