Condition Class

项目
12/15/2008

Abstract base class for Boolean-valued expression classes in the Microsoft.SqlServer.NotificationServices.Rules namespace.

命名空间: Microsoft.SqlServer.NotificationServices.Rules
程序集: Microsoft.SqlServer.NotificationServices.Rules (in microsoft.sqlserver.notificationservices.rules.dll)

语法

声明
Public MustInherit Class Condition
    Inherits RuleObject

public abstract class Condition : RuleObject

public ref class Condition abstract : public RuleObject

public abstract class Condition extends RuleObject

public abstract class Condition extends RuleObject

备注

This class cannot be inherited.

A Boolean-valued expression returns true or false. This is the base class for all Boolean-valued expression classes.

Inheritance Hierarchy

System.Object
   Microsoft.SqlServer.NotificationServices.Rules.RuleObject
    Microsoft.SqlServer.NotificationServices.Rules.Condition
       Microsoft.SqlServer.NotificationServices.Rules.ConditionTree
       Microsoft.SqlServer.NotificationServices.Rules.LeafCondition
       Microsoft.SqlServer.NotificationServices.Rules.NotCondition

线程安全

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.

平台

开发平台

有关支持的平台列表，请参阅安装 SQL Server 2005 的硬件和软件要求。

目标平台