D("column")
->field("{$DbPrefix}column.pid,{$DbPrefix}news.*")
->where(array("{$DbPrefix}news.style"=>"woman"))
->order("id desc")
->limit(20)
->join("__NEWS__ on __NEWS__.pid = __NEWS__.pid")
->select();
原文：https://www.cnblogs.com/bubaya/p/9007604.html