MongoDB watch NodeJS

Change streams allow applications to access real-time data changes without the complexity and risk of tailing the oplog . Applications can use change streams to subscribe to all data changes on a single collection, a database, or an entire deployment, and immediately react to them.

Change streams allow applications to access real-time data changes without the complexity and risk of tailing the oplog . Applications can use change streams to subscribe to all data changes on a single collection, a database, or an entire deployment, and immediately react to them.

As a new feature in MongoDB 3.6, change streams enable applications to stream real-time data changes by leveraging MongoDB’s underlying replication capabilities . … Any application can readily subscribe to changes and immediately react by making decisions that help the business to respond to events in real-time.

As a new feature in MongoDB 3.6, change streams enable applications to stream real-time data changes by leveraging MongoDB’s underlying replication capabilities . … Any application can readily subscribe to changes and immediately react by making decisions that help the business to respond to events in real-time.

Open a Change Stream. You can watch for changes to a single collection, a database, or an entire deployment in MongoDB with Change Streams. Open a change stream by calling the watch() method on a Collection , Db , or MongoClient object . The change stream emits change event documents when they occur.

MongoDB can analyze data of any structure directly within the database, giving you results in real time , and without expensive data warehouse loads.

Connect Flutter to MongoDB or MongoDB Atlas