---
title: NSEntityMappingType
framework: coredata
role: symbol
role_heading: Enumeration
path: coredata/nsentitymappingtype
---

# NSEntityMappingType

The types for mapping an entity between a source model and a destination model.

## Declaration

```swift
enum NSEntityMappingType
```

## Topics

### Enumeration Cases

- [NSEntityMappingType.addEntityMappingType](coredata/nsentitymappingtype/addentitymappingtype.md)
- [NSEntityMappingType.copyEntityMappingType](coredata/nsentitymappingtype/copyentitymappingtype.md)
- [NSEntityMappingType.customEntityMappingType](coredata/nsentitymappingtype/customentitymappingtype.md)
- [NSEntityMappingType.removeEntityMappingType](coredata/nsentitymappingtype/removeentitymappingtype.md)
- [NSEntityMappingType.transformEntityMappingType](coredata/nsentitymappingtype/transformentitymappingtype.md)
- [NSEntityMappingType.undefinedEntityMappingType](coredata/nsentitymappingtype/undefinedentitymappingtype.md)

### Initializers

- [init(rawValue:)](coredata/nsentitymappingtype/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Entity Mapping

- [NSMigrationManager](coredata/nsmigrationmanager.md)
- [NSMappingModel](coredata/nsmappingmodel.md)
- [NSEntityMapping](coredata/nsentitymapping.md)
- [NSEntityMigrationPolicy](coredata/nsentitymigrationpolicy.md)
- [NSPropertyMapping](coredata/nspropertymapping.md)