FLUTTER TUTORIAL: Data Retrieve and Update With Firebase Firestore

Published: 20 July 2023
on channel: getflutteronline

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source code :https://github.com/MUHAMMEDZAMILC/fir...

#firebase #flutter #developer #flutterflow #coding #mobilelegends #mobile #firebasedatabase #android #fluttertutorial

Firebase is a cloud-based platform that provides a variety of services for building web and mobile applications. One of the services provided by Firebase is a real-time database that allows developers to store and retrieve data in real-time. Flutter is a mobile app development framework that allows developers to build high-performance, cross-platform mobile apps.

CRUD stands for Create, Read, Update, and Delete. These are the basic operations that are performed on data in any database. Firebase provides a set of APIs that allow developers to perform CRUD operations on the real-time database.

Create Operation: To create a new record in the database, developers can use the push() method provided by Firebase. This method generates a unique key for the new record and adds it to the database. The developer can then set the values for the fields in the new record using the set() method.

Read Operation: To read data from the database, developers can use the on() method provided by Firebase. This method listens for changes in the data and returns the current state of the data. Developers can also use the once() method to read data only once.

Update Operation: To update an existing record in the database, developers can use the update() method provided by Firebase. This method updates specific fields in an existing record.

Delete Operation: To delete a record from the database, developers can use the remove() method provided by Firebase. This method removes a record from the database based on its unique key.

In summary, Firebase provides a simple and easy-to-use API for performing CRUD operations on the real-time database. Flutter developers can leverage this API to build high-performance, real-time mobile apps.

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