| const { Pool } = require("pg"); | |
| class PoolClass { | |
| _pool = null; | |
| connect(option) { | |
| this._pool = new Pool(option); | |
| return this._pool.query("SELECT 1+1 ;"); | |
| } | |
| query(sql, values) { | |
| return this._pool.query(sql, values); | |
| } | |
| close() { | |
| return this._pool.end(); | |
| } | |
| } | |
| module.exports = new PoolClass(); | |