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drop table father;
create table father(
id int identity(1,1) primary key,
name varchar(20) not null,
age int not null
)
drop table mother;
create table mother(
id int identity(1,1),
name varchar(20) not null,
age int not null,
husband int not null
)
alter table mother
add constraint FK_ID foreign key(husband) references father(id)
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drop table father;
create table father(
id int identity(1,1), (䶨Òå primary key)
name varchar(20) not null,
age int not null
)
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if exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[p_movefile]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
drop procedure [dbo].[p_movefile]
GO
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use Master
go
if object_id('SP_SQL') is not null
drop proc SP_SQL
go
create proc [dbo].[SP_SQL](@ObjectName sysname)
as
set nocount on ;
declare @Print varchar(max)
if exists(select 1 from syscomments where ID=objec ......
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insert into b(a, b, c) select d,e,f from b;
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ÀýÈ磬ÏÂÃæµÄÓï¾ä²éѯtesttable±íÖÐÐÕÃûΪ“ÕÅÈý”µÄnickname×ֶκÍemail×ֶΡ£
SELECT nickname,email
from testtable
WHERE name='ÕÅÈý'
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