To delete a single entity in the default context:
// Objective-C
[myPerson MR_deleteEntity];// Swift
myPerson.mr_deleteEntity()To delete the entity from a specific context:
// Objective-C
[myPerson MR_deleteEntityInContext:otherContext];// Swift
myPerson.mr_deleteEntity(in: otherContext)To truncate all entities from the default context:
// Objective-C
[Person MR_truncateAll];// Swift
Person.mr_truncateAll()To truncate all entities in a specific context:
// Objective-C
[Person MR_truncateAllInContext:otherContext];// Swift
Person.mr_truncateAll(in: otherContext)