# NSMergePolicy

## Overview

### Subjects

## Sample Codes

```swift
```

## Sources

### Videos

{% embed url="<https://youtu.be/NZIlmRSB8l8>" %}
[Hacking with Swift / 100 Days / Day-57 - Ensuring Core Data objects are unique using constraints](https://www.hackingwithswift.com/books/ios-swiftui/ensuring-core-data-objects-are-unique-using-constraints)
{% endembed %}

### Articles / Documents

*

## See also

*