select awr.*,aar.* from `activity_winning_record` as `awr`
select aar.user_id as `userId`,aar.user_name as `userName`, aar.phone as `phone`,aar.position_name as `positionName`,awr.* from `activity_winning_record` as `awr`
left join `activity_attendance_record` as `aar` ON aar.user_id=awr.user_id and aar.activity_id=awr.activity_id
left join `activity_attendance_record` as `aar` ON aar.user_id=awr.user_id and aar.activity_id=awr.activity_id