duplicate-data

[ad_1] You should have a SQLiteOpenHelper class which contains some methods for database management and lifecycle like onCreate(SQLiteDatabase db) // Called when the database is created for the first time. onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion) //Called when the database needs to be downgraded. onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) // Called when the database … Read more