INullable Interface
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
All the System.Data.SqlTypes objects and structures implement the INullable
interface.
public interface class INullable
public interface INullable
type INullable = interface
Public Interface INullable
- Derived
Remarks
SqlTypes
can contain the value null and use database semantics for evaluating nulls. Nulls are used in a database to indicate an unknown or missing value.
Properties
IsNull |
Indicates whether a structure is null. This property is read-only. |
Applies to
See also
Feedback
https://aka.ms/ContentUserFeedback.
Bald verfügbar: Im Laufe des Jahres 2024 werden wir GitHub-Issues stufenweise als Feedbackmechanismus für Inhalte abbauen und durch ein neues Feedbacksystem ersetzen. Weitere Informationen finden Sie unterFeedback senden und anzeigen für