/** Drops underlying database table using DAOs. */
public static void dropAllTables(SQLiteDatabase db, boolean ifExists) {
EmployeeDao.dropTable(db, ifExists);
AdminDao.dropTable(db, ifExists);
}
/** Creates underlying database table using DAOs. */
public static void createAllTables(SQLiteDatabase db, boolean ifNotExists) {
EmployeeDao.createTable(db, ifNotExists);
AdminDao.createTable(db, ifNotExists);
}