added in version 2.0.0
belongs to Maven artifact androidx.room:room-runtime:2.1.0-alpha01

Summary: Ctors | Methods | Inherited Methods

RoomDatabase.Callback

public static abstract class RoomDatabase.Callback
extends Object

java.lang.Object
↳	androidx.room.RoomDatabase.Callback

Callback for RoomDatabase.

Summary

Public constructors
`RoomDatabase.Callback()`

Public methods
`void`	`onCreate(SupportSQLiteDatabase db)` Called when the database is created for the first time.
`void`	`onOpen(SupportSQLiteDatabase db)` Called when the database has been opened.

From class


        
          java.lang.Object

added in version 2.0.0

public RoomDatabase.Callback ()

added in version 2.0.0

public void onCreate (SupportSQLiteDatabase db)

Called when the database is created for the first time. This is called after all the tables are created.

Parameters
`db`	`SupportSQLiteDatabase`: The database.

added in version 2.0.0

public void onOpen (SupportSQLiteDatabase db)

Called when the database has been opened.

Parameters
`db`	`SupportSQLiteDatabase`: The database.