mysql 递归查询

--  设置关系链上用户源头码  线上测试源头用


-- 源头用户ID                                        填写用户手机号
set @uid := (select user_id from d_user where phone = '13355558887');
-- 源头码          填入源头码
set @markid := 'l130428726971949';

-- 设置关系链下用户源头码
update  d_user set other_source_mark = @markid where user_id in(
select user_id from (
    select t1.user_id,
    if(find_in_set(invite_user_id, @pids) > 0, @pids := concat(@pids, ',', user_id), 0) as ischild
    from (
             select user_id,invite_user_id from d_user_invite
            ) t1,
            (select @pids := @uid) t2
 ) t3 where ischild != 0
) and user_id != @uid and other_source_mark = '';

-- 设置源头人源头码
update  d_user set own_source_mark = @markid where user_id = @uid and own_source_mark ='';