IsNullLeafCondition Class

Статья
12/15/2008

Evaluates to true if its Argument is NULL. This class cannot be inherited.

Пространство имен: Microsoft.SqlServer.NotificationServices.Rules
Сборка: Microsoft.SqlServer.NotificationServices.Rules (in microsoft.sqlserver.notificationservices.rules.dll)

Синтаксис

'Декларация
Public Class IsNullLeafCondition
    Inherits LeafCondition

public class IsNullLeafCondition : LeafCondition

public ref class IsNullLeafCondition : public LeafCondition

public class IsNullLeafCondition extends LeafCondition

public class IsNullLeafCondition extends LeafCondition

Замечания

You must set the Argument property using the property or the IsNullLeafCondition(Argument) constructor.

Inheritance Hierarchy

System.Object
   Microsoft.SqlServer.NotificationServices.Rules.RuleObject
     Microsoft.SqlServer.NotificationServices.Rules.Condition
       Microsoft.SqlServer.NotificationServices.Rules.LeafCondition
        Microsoft.SqlServer.NotificationServices.Rules.IsNullLeafCondition

Синхронизация потоков

Any public static (Shared in Microsoft Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Платформы

Платформы разработки

Список поддерживаемых платформ см. в разделе Hardware and Software Requirements for Installing SQL Server 2005.

Целевые платформы

Список поддерживаемых платформ см. в разделе Hardware and Software Requirements for Installing SQL Server 2005.

См. также

Справочник

IsNullLeafCondition Members
Microsoft.SqlServer.NotificationServices.Rules Namespace

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