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# SchemaProperty

An interface for describing a property.

```
protocol SchemaProperty : Decodable, Encodable, Hashable
```

## Topics

### Instance Properties

[`var isAttribute: Bool`](/documentation/SwiftData/SchemaProperty/isAttribute)

[`var isOptional: Bool`](/documentation/SwiftData/SchemaProperty/isOptional)

[`var isRelationship: Bool`](/documentation/SwiftData/SchemaProperty/isRelationship)

[`var isTransient: Bool`](/documentation/SwiftData/SchemaProperty/isTransient)

[`var isUnique: Bool`](/documentation/SwiftData/SchemaProperty/isUnique)

[`var name: String`](/documentation/SwiftData/SchemaProperty/name)

[`var originalName: String`](/documentation/SwiftData/SchemaProperty/originalName)

[`var valueType: any Any.Type`](/documentation/SwiftData/SchemaProperty/valueType)

## Relationships

### Inherits From

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

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

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

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

### Conforming Types

[`Index`](/documentation/SwiftData/Schema/Index)

[`Attribute`](/documentation/SwiftData/Schema/Attribute)

[`Relationship`](/documentation/SwiftData/Schema/Relationship)

[`Unique`](/documentation/SwiftData/Schema/Unique)

[`CompositeAttribute`](/documentation/SwiftData/Schema/CompositeAttribute)

---

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