lib/dialects/postgres/pool.js
module.exports = function(client) { var Pool = require('../../pool'); var inherits = require('inherits');

Inherit from the Pool constructor's prototype.

function Pool_PG() { this.client = client; Pool.apply(this, arguments); } inherits(Pool_PG, Pool);

Assign the newly extended Pool constructor to the client object.

client.Pool = Pool_PG; };