<!--{block name="spacenews" parameter="sql/SELECT * FROM supe_spaceitems WHERE subject like '%$tagname%' ORDER BY dateline DESC/perpage/30/cachename/tagnews3/tpl/data"}--><!--tagnews-->
以上代码可执行,大部分$tagname值都能够正常执行,唯独当$tagname = 'DB*'(*为任意值)的时候,查询结果为空;