What is the proper way to use the node.js postgresql module?

Question

I am writing a node.js app on Heroku and using the pg module. I can\'t figure out the \"right\" way to get a client object for each request that I need to query the database

Answer 1

Pool is the way to go now.Some thing like this

const { Pool } = require('pg');

    const pool = new Pool({
      connectionString: DATABASE_URL,
      ssl: false,
      max: 20,
      idleTimeoutMillis: 30000,
      connectionTimeoutMillis: 2000,
    });
    module.exports = {
        query: (text, params) => pool.query(text, params)
      }

it can be used as db.query('