expressjs connect to Materialize

gistfile1.txt

const express = require("express");
const app = express();
const port = 3000;

const { Client } = require("pg");
const client = new Client({
  host: "127.0.0.1",
  port: 6875,
  database: "materialize",
});
client.connect();
client.query("SHOW DATABASES", (err, res) => {
  if (err) {
    console.log(err.stack);
  } else {
    console.log(res.rows);
  }
});

app.get("/", (req, res) => {
  res.send("Hello World!");
});

app.listen(port, () => {
  console.log(`express-materialize app listening at http://localhost:${port}`);
});