DatabaseAddChangeListener Method

Adds a change listener for the changes that occur in this database. Signatures are the same as += style event handlers. The callback will be invoked on a thread pool thread.

Adds a change listener for the changes that occur in this database. Signatures are the same as += style event handlers, but the callbacks will be called using the specified TaskScheduler. If the scheduler is null, the default task scheduler will be used (scheduled via thread pool).