What is the most efficient way to delete a large number (10.000+) objects in Core Data?

Question

The way I\'m trying to delete multiple sets of 10.000+ NSManagedObjects is just too memory intensive (around 20MB live bytes), and my app is being jettisoned. Here is the im

Answer 1

NSBatchDeleteRequest Worked for me; reduced the time for deletion of managed objects by a factor of 5, with no memory spike.