SQL Server论坛楼层计算触发器

代码:

技术分享
USE suya_dev
GO

IF EXISTS(
    SELECT *
    FROM sys.triggers
    WHERE name = NBBS_Post_before_insert
)
    DROP TRIGGER BBS_Post_before_insert 
GO

CREATE TRIGGER BBS_Post_before_insert 
    ON BBS_Post
    FOR insert
AS 
BEGIN
   declare @Id int 
   declare @TopicId int
   declare @Floor int
   select @Id = Id from inserted
   select @TopicId = TopicId from inserted
   select @Floor = count(1) from BBS_Post where TopicId=@TopicId
   update BBS_Post set Floor=@Floor where Id=@Id
END
GO
View Code

 

郑重声明:本站内容如果来自互联网及其他传播媒体,其版权均属原媒体及文章作者所有。转载目的在于传递更多信息及用于网络分享,并不代表本站赞同其观点和对其真实性负责,也不构成任何其他建议。