---
title: Persistent history
framework: coredata
role: collectionGroup
role_heading: API Collection
path: coredata/persistent-history
---

# Persistent history

Use persistent history tracking to determine what changes have occurred in the store since the enabling of persistent history tracking.

## Topics

### Tracking History

- [NSPersistentHistoryToken](coredata/nspersistenthistorytoken.md)

### Requesting History

- [NSPersistentHistoryChangeRequest](coredata/nspersistenthistorychangerequest.md)
- [NSPersistentHistoryResult](coredata/nspersistenthistoryresult.md)

### Reading History

- [NSPersistentHistoryTransaction](coredata/nspersistenthistorytransaction.md)
- [NSPersistentHistoryChange](coredata/nspersistenthistorychange.md)

## See Also

### Change processing

- [Accessing data when the store changes](coredata/accessing-data-when-the-store-changes.md)
- [Consuming relevant store changes](coredata/consuming-relevant-store-changes.md)