问答类 待解决问题 sin sql_sysquery False TopNum sql.int 25 显示项数 ShowNum sql.int 5 显示行数 false false SELECT TOP 25 * FROM PE_QA_Question, PE_QA_Category WHERE PE_QA_Question.CategoryID = PE_QA_Category.CategoryID AND Status = 2 ORDER BY CreateTime DESC ]]> TitleLen int 30 标题长度