// Deconstruct the Client and Pool from the pg library const { Client, Pool } = require("pg") // Variables for configuring our database const dbConfig = { user: "postgres", host: "localhost", database: "postgres", // Password you used when installing postgres password: "<password>", port: 5432, }; // // Use these set of variables if you are connecting to Railway // const dbConfig = { // user: "<PGUSER>", // host: "<PGHOST>", // database: "<PGDATABASE>", // password: "<PGPASSWORD>", // connectionString: "<DATABASE_URL>", // port: <PGPORT>, // }; // Creating a connection pool requires additional configuration const poolConfig = { max: 20, // maximum number of connections in the pool connectionTimeoutMillis: 5000, // time it takes for a connection to attempt a query idleTimeoutMillis: 10000…