• 导航

sqlserver删除所有表(表结构和数据)

内容摘要: 要删除某个数据库,或者删除数据库中的所有表(删除表结构和数据),需要先删除表间的外键约束,才能删除表

删除所有表的外键约束

 
DECLARE c1 cursor for
select 'alter table ['+ object_name(parent_obj) + '] drop constraint ['+name+']; '
from sysobjects
where xtype = 'F'
open c1
declare @c1 varchar(8000)
fetch next from c1 into @c1
while(@@fetch_status=0)
begin
exec(@c1)
fetch next from c1 into @c1
end
close c1
deallocate c1

删除所有表

 
use db_wy
GO
declare @sql varchar(8000)
while (select count(*) from sysobjects where type='U')>0
begin
SELECT @sql='drop table ' + name
FROM sysobjects
WHERE (type = 'U')
ORDER BY 'drop table ' + name
exec(@sql)
end

您可能还会对下面的文章感兴趣: