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Notice (8): SplFileObject::fwrite() [<a href='https://secure.php.net/splfileobject.fwrite'>splfileobject.fwrite</a>]: Write of 124 bytes failed with errno=28 No space left on device [CORE/src/Cache/Engine/FileEngine.php, line 141]

Notice: file_put_contents() [function.file-put-contents]: Write of 2791 bytes failed with errno=28 No space left on device in /www/wwwroot/www.adminso.com/vendor/cakephp/cakephp/src/Log/Engine/FileLog.php on line 140
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Notice: file_put_contents() [function.file-put-contents]: Write of 2586 bytes failed with errno=28 No space left on device in /www/wwwroot/www.adminso.com/vendor/cakephp/cakephp/src/Log/Engine/FileLog.php on line 140
Notice (8): SplFileObject::fwrite() [<a href='https://secure.php.net/splfileobject.fwrite'>splfileobject.fwrite</a>]: Write of 114 bytes failed with errno=28 No space left on device [CORE/src/Cache/Engine/FileEngine.php, line 141]

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用sql脚本创建sqlserver数据库触发器范例语句 - 站长搜索
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用sql脚本创建sqlserver数据库触发器范例语句

数据库操作教程 2022-09-23 20:22:31 转载来源: 网络整理/侵权必删

复制代码代码如下:--会员表ifobject_id('userinfo','u')isnotnulldroptableuserinfogocreatetableuserinfo(useridintprimarykey,user_tegralint,levelint)insertintouserinfoselect1,0,0go--会员等级表ifobject_id('userlevel','u')isnotnulldroptableuserlevelgo--插入测试数据createtableuserlevel(levelintprimarykey,mlevel_pointdecimal(10,2))insertintouserlevelselect0,0insertintouserlevelselect1,100insertintouserlevelselect2,200insertintouserlevelselect3,300go--触发器createtriggerTR_userInforonuserinfoforupdateasbeginupdateaseta.level=b

复制代码 代码如下:

--会员表
if object_id('userinfo','u') is not null
drop table userinfo
go
create table userinfo(userid int primary key,user_tegral int,level int)
insert into userinfo select 1,0,0
go
--会员等级表
if object_id('userlevel','u') is not null
drop table userlevel
go

--插入测试数据
create table userlevel(level int primary key,mlevel_point decimal(10,2))
insert into userlevel select 0,0
insert into userlevel select 1,100
insert into userlevel select 2,200
insert into userlevel select 3,300
go



--触发器
create trigger TR_userInfor
on userinfo for update
as
begin

update a
set a.level=b.level
from userinfo a,userlevel b
where a.userid in(Select userid from inserted) and a.user_tegral>=b.mlevel_point and
a.user_tegral<(Select min(mlevel_point)
from userlevel where mlevel_point>b.mlevel_point)
end

--测试
update userinfo
set user_tegral=100
where userid=1

select * from userinfo


--另外一个触发器
set ANSI_NULLS ON
set QUOTED_IDENTIFIER ON
go
ALTER TRIGGER [AlterName]
ON [dbo].[FS_User]
FOR INSERT
AS
BEGIN
SET NOCOUNT ON;
UPDATE dbo.FS_User SET uname=(SELECT uname FROM Inserted)+'@ml'
WHERE id IN (SELECT id FROM inserted)
END

标签: sql 脚本 创建 sqlserver 数据库 触发器 范例 语句


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