Google Related Exams
Associate-Android-Developer Exam
What do you want from Room when you create a DAO method and annotate it with @Update?
Example:
@Dao
interface MyDao {
@Update
fun updateUsers(vararg users: User)
}
What is demonstrated by the code below?
// RawDao.java
@Dao
interface RawDao {
@RawQuery
User getUserViaQuery(SupportSQLiteQuery query);
}
// Usage of RawDao
...
SimpleSQLiteQuery query =
new SimpleSQLiteQuery("SELECT * FROM UserWHERE id = ? LIMIT 1",
new Object[]{userId});
User user = rawDao.getUserViaQuery(query);
...
Under the hood WorkManager uses an underlying job dispatching service based on the following criteria. You need to move services to the correct places.
