0
SELECT ord.*,usr.*,ship.* FROM order_list ord
CASE
WHEN shiptype = 'prof'
THEN (INNER JOIN user_list usr
ON ord.userid = usr.id
INNER JOIN user_list ship
ON order.userid = ship.id)
WHEN shiptype = 'brief'
THEN (INNER JOIN user_list usr
ON ord.userid = usr.id
INNER JOIN tbl_brf_shipping ship
ON order.userid = ship.id)
WHEN shiptype = 'joan'
THEN (INNER JOIN joan_user_list usr
ON ord.userid = usr.id
INNER JOIN joan_user_list ship
ON order.userid = ship.id)
END
WHERE complete = '1'
它不工作...........使用內連接與使用MySQL中的case語句選擇
給出表格bro的唯一名稱，試着用ship1，ship2來代替，希望這有助於 –
請用幾句話解釋你想要做什麼？這個查詢的語法是完全不正確的，請研究這個鏈接：http://dev.mysql.com/doc/refman/5.6/en/select.html，SQL中不存在像'conditional join to different tables'這樣的東西， ，'FROM tablename'後面不允許使用'CASE'關鍵字，只允許在表達式中使用'CASE'關鍵字。 – krokodilko