Deletes the specified entity from the persistent storage. The entity is not usable after this call, the state is set to OutOfSync. Will use the current transaction if a transaction is in progress. If the passed in entity has a concurrency predicate factory object, the returned predicate expression is used to restrict the delete process.

Deletes the specified entity from the persistent storage. The entity is not usable after this call, the state is set to OutOfSync. Will use the current transaction if a transaction is in progress.