Câu 18: Associate Android Developer

What do you want from Room when you create a DAO method and annotate it with @Update?Example:@Daointerface MyDao {@Updatefun updateUsers(vararg users: User)}

1. A. Room generates an implementation that inserts all parameters into the database in a single transaction.
2. B. Room modifies a set of entities, given as parameters, in the database. It uses a query that matches against the primary key of each entity. — đáp án hiện tại
3. C. Room removes a set of entities, given as parameters, from the database. It uses the primary keys to find the entities to delete.