<!--
{
  "availability" : [
    "iOS: 15.0.0 -",
    "iPadOS: 15.0.0 -",
    "macCatalyst: 15.0.0 -",
    "macOS: 12.0.0 -",
    "tvOS: 15.0.0 -",
    "visionOS: -",
    "watchOS: 8.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "CloudKit",
  "identifier" : "/documentation/CloudKit/CKDatabase/DatabaseChange/Modification",
  "metadataVersion" : "0.1.0",
  "role" : "Structure",
  "symbol" : {
    "kind" : "Structure",
    "modules" : [
      "CloudKit"
    ],
    "preciseIdentifier" : "s:So10CKDatabaseC8CloudKitE14DatabaseChangeO12ModificationV"
  },
  "title" : "CKDatabase.DatabaseChange.Modification"
}
-->

# CKDatabase.DatabaseChange.Modification

A database change that represents the modification of a record zone.

```
struct Modification
```

## Topics

### Identifying the Modified Record Zone

[`var zoneID: CKRecordZone.ID`](/documentation/CloudKit/CKDatabase/DatabaseChange/Modification/zoneID)

The identifier of the modified record zone.

## Relationships

### Conforms To

[`Equatable`](/documentation/Swift/Equatable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Hashable`](/documentation/Swift/Hashable)

[`Sendable`](/documentation/Swift/Sendable)

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)