SQLserver 删除数据所有表和存储过程和约束

/*第一步删除约束*/
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

--/第2步**********删除所有表*************************/

declare @tname varchar(8000)
set @tname=''
select @tname=@tname + Name + ',' from sysobjects where xtype='U'
select @tname='drop TABLE ' + left(@tname,len(@tname)-1)
exec(@tname)

/*第3步清空所有的存储过程*/

declare @proctname varchar(8000)
select @proctname =@proctname+ Name + ',' from sysobjects where xtype='P'
select @proctname='drop Procedure ' + left(@proctname,len(@proctname)-1)
exec(@proctname)

（编辑：李大同）

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