alterprocedureproc_select@tablevarchar(50)asdeclare@sqlvarchar(max)beginset@sql='sele... alter procedure proc_select
@table varchar(50)
as
declare @sql varchar(max)
begin
set @sql='select * from'+@table
@sql
print @sql
end
这个上面@sql只能够显示select * from @table ,我想叫它查询某个表,不知道该怎么做?