How to Use Sembast for Persistent Local Data Storage in Dart and Flutter

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Sembast is a NoSQL, file system-based embedded database for Dart and Flutter that supports encryption and flexible document storage. The article explores local storage options available on pub.dev, including hive, isar, objectbox, and others, before focusing on sembast for a hands-on demonstration. A sandbox Dart project is created and sembast is added as a dependency using the dart pub add command. Initialization requires importing sembast.dart and sembast_io.dart, with the databaseFactoryIo method used to create and open a filesystem-backed database. Source code for the project is available on GitHub, with additional documentation provided in the package repository.

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