---
title: NSEntityMappingType.removeEntityMappingType
framework: coredata
role: symbol
role_heading: Case
path: coredata/nsentitymappingtype/removeentitymappingtype
---

# NSEntityMappingType.removeEntityMappingType

Specifies that this entity is not present in the destination model.

## Declaration

```swift
case removeEntityMappingType
```

## Discussion

Discussion Instances of the entity only exist in the source—source instances are not mapped to destination.

## See Also

### Constants

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