sequelize
Version:
Sequelize is a promise-based Node.js ORM tool for Postgres, MySQL, MariaDB, SQLite, Microsoft SQL Server, Amazon Redshift and Snowflake’s Data Cloud. It features solid transaction support, relations, eager and lazy loading, read replication and more.
60 lines (59 loc) • 1.91 kB
JavaScript
;
const _ = require("lodash");
const { AbstractDialect } = require("../abstract");
const ConnectionManager = require("./connection-manager");
const Query = require("./query");
const QueryGenerator = require("./query-generator");
const { MySQLQueryInterface } = require("../mysql/query-interface");
const DataTypes = require("../../data-types").mariadb;
class MariadbDialect extends AbstractDialect {
static supports = _.merge(_.cloneDeep(AbstractDialect.supports), {
"VALUES ()": true,
"LIMIT ON UPDATE": true,
lock: true,
forShare: "LOCK IN SHARE MODE",
settingIsolationLevelDuringTransaction: false,
schemas: true,
inserts: {
ignoreDuplicates: " IGNORE",
updateOnDuplicate: " ON DUPLICATE KEY UPDATE"
},
index: {
collate: false,
length: true,
parser: true,
type: true,
using: 1
},
constraints: {
dropConstraint: false,
check: false
},
indexViaAlter: true,
indexHints: true,
NUMERIC: true,
GEOMETRY: true,
JSON: true,
REGEXP: true
});
constructor(sequelize) {
super();
this.sequelize = sequelize;
this.connectionManager = new ConnectionManager(this, sequelize);
this.queryGenerator = new QueryGenerator({
_dialect: this,
sequelize
});
this.queryInterface = new MySQLQueryInterface(sequelize, this.queryGenerator);
}
}
MariadbDialect.prototype.defaultVersion = "10.1.44";
MariadbDialect.prototype.Query = Query;
MariadbDialect.prototype.QueryGenerator = QueryGenerator;
MariadbDialect.prototype.DataTypes = DataTypes;
MariadbDialect.prototype.name = "mariadb";
MariadbDialect.prototype.TICK_CHAR = "`";
MariadbDialect.prototype.TICK_CHAR_LEFT = MariadbDialect.prototype.TICK_CHAR;
MariadbDialect.prototype.TICK_CHAR_RIGHT = MariadbDialect.prototype.TICK_CHAR;
module.exports = MariadbDialect;
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