const { MongoClient } = require('mongodb');

const url = 'mongodb://localhost:27017';

const dbName = 'dbname';

MongoClient.connect(url, (err, client) => {
  console.log('Connected successfully to server');

  const db = client.db(dbName);

  const batch = db.collection('Products').initializeUnorderedBulkOp();

  console.log(batch.find({ code: 1 }).updateOne({ change: true }));
  console.log(batch);
});