#獲取會員的上二級 drop view if exists vwMemberL2Parent; create view vwMemberL2Parent as select m.id, m.parent_id, m.nickname, m.realname, m.avatar, m.mobile, m.invite_merch_id, L2.nickname as L2nickname, L2.realname as L2realname, L2.avatar as L2avatar, L2.mobile as L2mobile from `ims_tycb_xyl_member` as m LEFT JOIN `ims_tycb_xyl_member` as L1 on m.parent_id = L1.id LEFT JOIN `ims_tycb_xyl_member` as L2 on L1.parent_id = L2.id
轉載請註明出處，本文鏈接：https://www.uj5u.com/shujuku/40032.html
標籤：MySQL
上一篇：寶塔部署war包專案，出現SQLException: Access denied for user
下一篇：為什么學習？