"select id=(select count(*) from abc where tableno<=abc.tableno),tableno,tablename,tabletype from (select distinct tableno,tablename,tabletype into abc from tablesumdemo where usersname='" + Session["UserID"].ToString() + "')";
提示报错:找不到FROM关键字,是怎么回事,哪些大神知道哪里出问题了