sqlserver trigger

 1 --====================================
 2 --  Create database trigger template 
 3 --====================================
 4 USE [EasyJobExTest]
 5 GO
 6 
 7 --判断触发器是否存在,存在则删除
 8 IF EXISTS(
 9   select top 1 t.name as trigger_name,a.name as table_name from sys.triggers t,sys.objects a 
10 where Lower(a.name)='section' and t.parent_id=a.object_id and Lower(t.name)='tr_section_insert'
11 )
12 begin
13     DROP TRIGGER tr_section_insert;
14 end
15 GO
16 
17 /*before触发器instead of*/
18 CREATE TRIGGER tr_section_insert ON section 
19     instead of insert,delete,update
20     --for delete --after触发器delete
21     --for insert --after触发器insert
22     --for update --after触发器update
23 AS 
24 begin
25 declare @SecId    int;
26 declare @SecName    nvarchar(50);
27 declare @Remark    nvarchar(200);
28 declare @Department    int;
29 declare @CreateTime    datetime;
30 declare @Deepness    int;
31 declare @ManageUserID    int;
32 
33 select @SecId=secid,@SecName=t.SecName,@Remark=t.Remark,@Department=t.Department,@CreateTime=t.CreateTime,
34 @Deepness=t.Deepness,@ManageUserID=t.ManageUserID from inserted t;
35 
36 if exists(select top 1 * from inserted)
37 begin
38 print 'trigger insert'
39     IF @CreateTime is NULL
40     begin
41         select @CreateTime = Sysdatetime()
42         print '当前时间：'
43         print @CreateTime
44     end
45         insert into Section values(@SecId,@SecName,@Remark,@Department,@CreateTime,@Deepness,@ManageUserID);
46 end
47 else if exists(select top 1 * from deleted)
48 begin
49 print 'trigger delete'
50 end
51 else
52 print 'trigger update'
53 
54 /*
55 IF IS_MEMBER ('db_owner') = 0
56 BEGIN
57    PRINT 'You must ask your DBA to drop or alter tables!' 
58    ROLLBACK TRANSACTION
59 END
60 */
61 end
62 go

 

转载于:https://www.cnblogs.com/consuvi/p/4874614.html

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