NSExpressionDescription Class
Definition
Important
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Descriptor for a fetch result column that does not appear in the source, such as a sum or a minimum of a column in the source.
[Foundation.Register("NSExpressionDescription", true)]
public class NSExpressionDescription : CoreData.NSPropertyDescription[<Foundation.Register("NSExpressionDescription", true)>]
type NSExpressionDescription = class
inherit NSPropertyDescription- Inheritance
- Attributes
Constructors
| Name | Description |
|---|---|
| NSExpressionDescription() |
Creates a new NSExpressionDescription with default values. |
| NSExpressionDescription(NativeHandle) |
A constructor used when creating managed representations of unmanaged objects. Called by the runtime. |
| NSExpressionDescription(NSCoder) |
A constructor that initializes the object from the data stored in the unarchiver object. |
| NSExpressionDescription(NSObjectFlag) |
Constructor to call on derived classes to skip initialization and merely allocate the object. |
Properties
| Name | Description |
|---|---|
| AccessibilityAttributedUserInputLabels | (Inherited from NSObject) |
| AccessibilityRespondsToUserInteraction | (Inherited from NSObject) |
| AccessibilityTextualContext | (Inherited from NSObject) |
| AccessibilityUserInputLabels | (Inherited from NSObject) |
| Class | (Inherited from NSObject) |
| ClassHandle |
The Objective-C class handle for this class. |
| DebugDescription | (Inherited from NSObject) |
| Description | (Inherited from NSObject) |
| Entity | (Inherited from NSPropertyDescription) |
| ExposedBindings | (Inherited from NSObject) |
| Expression |
Gets or sets the expression that describes the column to return. |
| Handle |
Handle (pointer) to the unmanaged object representation. (Inherited from NSObject) |
| Indexed |
Developers should not use this deprecated property. Developers should use 'NSEntityDescription.Indexes' instead. (Inherited from NSPropertyDescription) |
| IndexedBySpotlight | (Inherited from NSPropertyDescription) |
| IsDirectBinding | (Inherited from NSObject) |
| IsProxy | (Inherited from NSObject) |
| Name | (Inherited from NSPropertyDescription) |
| Optional | (Inherited from NSPropertyDescription) |
| RenamingIdentifier |
Gets the receiver's renaming identifier. (Inherited from NSPropertyDescription) |
| ResultType |
Gets or sets the data type for the column to return. |
| RetainCount | (Inherited from NSObject) |
| Self | (Inherited from NSObject) |
| StoredInExternalRecord | (Inherited from NSPropertyDescription) |
| Superclass | (Inherited from NSObject) |
| SuperHandle |
Handle used to represent the methods in the base class for this NSObject. (Inherited from NSObject) |
| Transient | (Inherited from NSPropertyDescription) |
| UserInfo | (Inherited from NSPropertyDescription) |
| ValidationPredicates | (Inherited from NSPropertyDescription) |
| ValidationWarnings | (Inherited from NSPropertyDescription) |
| VersionHash | (Inherited from NSPropertyDescription) |
| VersionHashModifier | (Inherited from NSPropertyDescription) |
| Zone | (Inherited from NSObject) |