As far as Flutter is concerned, the following database packages are widely accepted and mostly used:
Firebase database : It gives users access to and control over the cloud database. Firebase basically provides a NoSQL database for Flutter apps with the ability to manage data retrieval and storage through JSON protocol. Data sync and quick loading make it one of the most suitable options for Flutter Apps.
Features :* NoSQL DB
* APIs (REST only)
* Authentication
* Analytics
* Storage
SQFlite database : Users can access and modify the SQLite database using this. With this database, you have full control over your database, queries, relationships, and anything you could desire.
Features : * Serverless
* Zero configuration
* Open-Source
* Compact
* Single DB file
