pg-live-table: Postgres live monitoring

A javascript library to monitor in real time Postgresql database table.

Install

$ npm install --save pg-live-table

Usage

import PgLiveTable from 'pg-live-table';

let dbUrl = 'postgres://username:password@localhost/database';
let liveTable = PgLiveTable({dbUrl: dbUrl);

let ee = await liveTable.monitor('mytable');
ee.on('insert', (payload) => {
  console.log(`GOT insert: data: ${payload.data}`);
})
.on('update', (payload) => {
  let {old_data, new_data} = payload;
  console.log(`GOT update: old: ${old_data}, new: ${new_data}`);
})
.on('delete', (payload) => {
  console.log(`GOT delete: data: ${payload.data}`);
});

await liveTable.listen();

//When done, don't forget to call liveTable.close()

Test

Make sure Postgres is running locally before running the test

$ npm test

License

MIT © Frederic Heem