----output子句
if object_id('ta')is not null drop table ta
go
create table ta(ID int identity,[name] varchar(10))
insert ta([name]) select 'a' union all
select 'b' union all
select 'c' union all
select 'd' union all
select 'e' union all
select 'f' union all
select 'g'
if object_id('tb')is not null drop table tb
go
create table tb(ID int identity,[name] varchar(10))
insert tb([name]) select 'a' union all
select 'b' union all
select 'c'
--INSERT 陳述式來使用 OUTPUT INTO
insert tb output
inserted.id,
inserted.[name]
select [name]
from ta where not exists(select 1 from tb where [name]=ta.[name])
/*
id name
----------- ----------
4 d
5 e
6 f
7 g
*/
--刪除剛才插入的紀錄
--by http://www.it.net.cn
delete tb where [name]>'c'
--储存此结果集保存到一个表值变量中
declare @t table(ID int,[name] varchar(10))
insert tb output
inserted.id,
inserted.[name]into @t
select [name] from ta where not exists(select 1 from tb where [name]=ta.[name])
select * from @t
/*
ID name
----------- ----------
8 d
9 e
10 f
11 g
(4 個資料列受到影響)
*/
--DELETE 陳述式使用 OUTPUT
delete tb output deleted.* where id=9
/*
ID name
----------- ----------
9 e
(1 個資料列受到影響)
*/
-- UPDATE 陳述式使用 OUTPUT INTO
update tb set [name]='test' output inserted.* where id=10
/*
ID name
----------- ----------
10 test
(1 個資料列受到影響)
*/
/*