如果你这条SQL语句:select a.title,b.userid,b.createtime from
( tb_forum a left join tb_forum_reply b on a.id=b.tb_forum_id )
order by a.id desc可以满足你的需求,只是显示的数据太多的话,改成
select a.title,b.userid,b.createtime from
( tb_forum a left join tb_forum_reply b on a.id=b.tb_forum_id )
order by a.id desc limit 1
就可以了。
( tb_forum a left join tb_forum_reply b on a.id=b.tb_forum_id )
order by a.id desc可以满足你的需求,只是显示的数据太多的话,改成
select a.title,b.userid,b.createtime from
( tb_forum a left join tb_forum_reply b on a.id=b.tb_forum_id )
order by a.id desc limit 1
就可以了。
解决方案 »
免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货