Created
March 3, 2025 09:55
Database Connector for pg for NodeJS Projects
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const { Pool } = require("pg"); | |
const pool = new Pool({ | |
host: process.env.DB_HOST, | |
user: process.env.DB_USERNAME, | |
password: process.env.DB_PASSWORD, | |
database: process.env.DB_NAME, | |
port: process.env.DB_PORT, | |
max: 20, | |
idleTimeoutMillis: 30000, | |
connectionTimeoutMillis: 2000, | |
native: true, | |
}); | |
function dbConnect() { | |
pool.connect(async function (err, release) { | |
//await log(2, "Connected to the Database", "Server", "info"); | |
if (err) { | |
console.error("Database Connection Failed. Retrying in 5 seconds..."); | |
setInterval(() => { | |
dbConnect(); | |
}, 5000); | |
} else { | |
console.log("Connected to the Database"); | |
} | |
}); | |
} | |
dbConnect(); | |
/** | |
* @desc Query the Database | |
* @param {string} query | |
* @param {Array} params | |
* @returns {Promise<QueryArrayResult<any[]>>} | |
*/ | |
async function query(query, params = null) { | |
const data = await pool.query(query, params); | |
return data; | |
} | |
/** | |
* @desc Query the Database | |
* @param {string} text - The Query to be executed | |
* @param {Array} params - The Parameters for the Query | |
* @returns {Promise<QueryArrayResult<any[]>>} | |
* @type {{query: (function(*, *): Promise<QueryArrayResult<any[]>>), release: (function(): *)}} | |
*/ | |
module.exports = { | |
query, | |
/** | |
* @desc Release the Connection | |
* @returns {Promise<void>} | |
*/ | |
release: () => pool.end(), | |
/** | |
* @desc Connect to the Database | |
* @returns {Promise<PoolClient>} | |
*/ | |
connect: () => pool.connect(), | |
}; |
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