Insert
public
abstract
@interface
Insert
implements
Annotation
androidx.room.Insert |
Marks a method in a Dao
annotated class as an insert method.
The implementation of the method will insert its parameters into the database.
All of the parameters of the Insert method must either be classes annotated with Entity
or collections/array of it.
Example:
@Dao public interface MyDao { @Insert(onConflict = OnConflictStrategy.REPLACE) public void insertUsers(User... users); @Insert public void insertBoth(User user1, User user2); @Insert public void insertWithFriends(User user, List<User> friends); }
Summary
Public methods | |
---|---|
int
|
onConflict()
What to do if a conflict happens. |
Inherited methods | |
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Public methods
onConflict
public int onConflict ()
What to do if a conflict happens.
Use OnConflictStrategy.ABORT
(default) to roll back the transaction on conflict.
Use OnConflictStrategy.REPLACE
to replace the existing rows with the new rows.
Use OnConflictStrategy.IGNORE
to keep the existing rows.
Returns | |
---|---|
int |
How to handle conflicts. Defaults to OnConflictStrategy.ABORT .
|
Annotations
Classes
Enums
Exceptions