![]() For example, when defining a cat category, each cat’s data will contain three fields: a unique id name age. When you are going to store the cat’s information in the newly created table, you need to define these cat first. Make sure you have imported packages into the file you want to use import 'dart:async' Path provides a large number of methods so that you can correctly define the storage location of the database on the disk dependencies: Sqflite provides a wealth of classes and methods so that you can easily use SQLite databases. ![]() In order to use the SQLite database, you first need to import the two packages sqflite and path. Insert a piece of Cat data into the database.You need to master the basic SQL statements before viewing this article. If you are not familiar with SQLite and SQL statements, please check the official SQLite tutorial SQLite tutorial. This article will demonstrate inserting, reading, updating, and deleting all kinds of cat data by using sqflite. The SQLite database can be used in Flutter applications through the sqflite package. In general, compared to other local persistence solutions, the database can provide faster insert, update, and query functions. If you are writing an app that requires persistence and queries large amounts of local device data, consider using a database instead of a local folder or key value library. conflictAlgorithm : ConflictAlgorithm.// multiple times, it will replace the previous data.// `conflictAlgorithm` to use in this case.// Insert the Dog into the correct table.// path to perform database upgrades and downgrades. ![]() This executes the onCreate function and provides a
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