node-ejs-renderer/node_modules/sequelize/lib/dialects/snowflake/index.js
2024-06-09 13:55:01 -04:00

60 lines
1.8 KiB
JavaScript

"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").snowflake;
const { SnowflakeQueryInterface } = require("./query-interface");
class SnowflakeDialect extends AbstractDialect {
constructor(sequelize) {
super();
this.sequelize = sequelize;
this.connectionManager = new ConnectionManager(this, sequelize);
this.queryGenerator = new QueryGenerator({
_dialect: this,
sequelize
});
this.queryInterface = new SnowflakeQueryInterface(sequelize, this.queryGenerator);
}
}
SnowflakeDialect.prototype.supports = _.merge(_.cloneDeep(AbstractDialect.prototype.supports), {
"VALUES ()": true,
"LIMIT ON UPDATE": true,
lock: true,
forShare: "LOCK IN SHARE MODE",
settingIsolationLevelDuringTransaction: false,
inserts: {
ignoreDuplicates: " IGNORE",
updateOnDuplicate: false
},
index: {
collate: false,
length: true,
parser: true,
type: true,
using: 1
},
constraints: {
dropConstraint: false,
check: false
},
indexViaAlter: true,
indexHints: true,
NUMERIC: true,
GEOMETRY: false,
JSON: false,
REGEXP: true,
schemas: true
});
SnowflakeDialect.prototype.defaultVersion = "5.7.0";
SnowflakeDialect.prototype.Query = Query;
SnowflakeDialect.prototype.QueryGenerator = QueryGenerator;
SnowflakeDialect.prototype.DataTypes = DataTypes;
SnowflakeDialect.prototype.name = "snowflake";
SnowflakeDialect.prototype.TICK_CHAR = '"';
SnowflakeDialect.prototype.TICK_CHAR_LEFT = SnowflakeDialect.prototype.TICK_CHAR;
SnowflakeDialect.prototype.TICK_CHAR_RIGHT = SnowflakeDialect.prototype.TICK_CHAR;
module.exports = SnowflakeDialect;
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