2015年8月13日
mysql if
摘要： select if(attachment=2,0.3,0) as a,tid from pre_forum_thread select credit/(1416992327-regdate) from pre_common_members where credit > 0 阅读全文
posted @ 2015-08-13 19:30 yangbanban123 阅读(126) 评论(0) 推荐(0) 编辑