Component used: Room
Version used: 1.1.0-beta1
Devices/Android versions reproduced on: Emulator/ Nexus 5x/ Android 8

When I call clearAllTables from Room, it say that I need a Transaction to do that, but when I create the transaction it throws the error below.

Code below:
appDatabase.beginTransaction();
appDatabase.clearAllTables();
appDatabase.endTransaction();

03-29 13:45:36.580 11888-13324/br.com.mobilesales.influxlexical E/AndroidRuntime: FATAL EXCEPTION: pool-1-thread-1
Process: br.com.mobilesales.influxlexical, PID: 11888
android.database.sqlite.SQLiteException: cannot VACUUM from within a transaction (code 1)
at android.database.sqlite.SQLiteConnection.nativeExecuteForChangedRowCount(Native Method)
at android.database.sqlite.SQLiteConnection.executeForChangedRowCount(SQLiteConnection.java:735)
at android.database.sqlite.SQLiteSession.executeForChangedRowCount(SQLiteSession.java:754)
at android.database.sqlite.SQLiteStatement.executeUpdateDelete(SQLiteStatement.java:64)
at android.database.sqlite.SQLiteDatabase.executeSql(SQLiteDatabase.java:1754)
at android.database.sqlite.SQLiteDatabase.execSQL(SQLiteDatabase.java:1682)
at android.arch.persistence.db.framework.FrameworkSQLiteDatabase.execSQL(FrameworkSQLiteDatabase.java:242)
at br.com.mobilesales.influxlexical.data.source.local.AppDatabase_Impl.clearAllTables(AppDatabase_Impl.java:360)
at br.com.mobilesales.influxlexical.InfluxLexicalApplication$1.run(InfluxLexicalApplication.java:152)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1162)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
at java.lang.Thread.run(Thread.java:764)