Why doesn't SQLiteOpenHelper have an onDownGrade method?

SQLCipher
1

In the Android API, why doesn’t SQLiteOpenHelper have an onDownGrade method?

Android SQLite API

vs

SqlCipher API

2

Hello @ChaiGreen

SQLCipher for Android was based on a earlier snapshot of the Android SQLite Java API, as we provide backward support down to Android 2.1. The onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion) function was not added until API level 11.