Called when the database was modified in some unspecified way.
func databaseDidChange() This method allows a transaction observer to handle changes that are not automatically detected. See TransactionObserver and notifyChanges(in:) for more information.
The exact nature of changes is unknown, but they comply to the observes(eventsOfKind:) test.
import GRDBA toolkit for SQLite databases, with a focus on application development
protocol TransactionObserver : AnyObjectA type that tracks database changes and transactions performed in a database.
func notifyChanges(in region: some DatabaseRegionConvertible) throws Notifies that some changes were performed in the provided database region.
func observes(eventsOfKind eventKind: DatabaseEventKind) -> Bool Returns whether specific kinds of database changes should be notified to the observer.
func databaseDidChange(with event: DatabaseEvent) Called when the database is changed by an insert, update, or delete event.
func stopObservingDatabaseChangesUntilNextTransaction() Prevents the observer from receiving further change notifications until the next transaction.
struct DatabaseEventA database event.
func databaseDidCommit(_ db: Database) Called when a transaction has been committed on disk.
func databaseDidRollback(_ db: Database) Called when a transaction has been rollbacked.
func databaseWillCommit() throws Called when a transaction is about to be committed.
func databaseDidChange() The default implementation does nothing.