清空所有表记录的存储过程

use 你要清空的库
go
declare @tbname varchar(250)
declare #tb cursor for select name from sysobjects where objectproperty(id,'IsUserTable')=1
open #tb
fetch next from #tb into @tbname
while @@fetch_status=0
begin
exec('delete from ['+@tbname+']')
fetch next from #tb into @tbname
end
close #tb
deallocate #tb