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SqlTriggerAttribute Class

Used to mark a method definition in an assembly as a trigger in SQL Server. The properties on the attribute reflect the physical attributes used when the type is registered with SQL Server. This class cannot be inherited.

Namespace:  Microsoft.SqlServer.Server
Assembly:  System.Data (in System.Data.dll)

[SerializableAttribute]
[AttributeUsageAttribute(AttributeTargets.Method, AllowMultiple = false, Inherited = false)]
public sealed class SqlTriggerAttribute : Attribute

See "CLR Triggers" in SQL Server 2005 Books Online for more information on CLR triggers and examples.

The following example shows the SqlTriggerAttribute specifying the name of the trigger, the target table, and the event that will fire the trigger. See SqlTriggerContext for the full trigger example.

[SqlTrigger(Name = @"SalesAudit", Target = "[dbo].[SalesInfo]", Event = "FOR INSERT")]
public static void SalesAudit()
{
   // Get the trigger context.
   SqlTriggerContext triggContext = SqlContext.TriggerContext;

   switch (triggContext.TriggerAction)
   {
      case TriggerAction.Insert:

      // Do something in response to the INSERT. 

      break;
   }
}

System.Object
  System.Attribute
    Microsoft.SqlServer.Server.SqlTriggerAttribute

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

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0

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