select packages.id AS id,
packages.co_id AS co_id,
(select companies.name from companies where (packages.co_id = companies.id)) AS co_name,
(select companies.tel from companies where (packages.co_id = companies.id)) AS tel,
packages.datetime AS datetime,
(select tracking.datetime from tracking where (packages.id = tracking.pid and action='tookit')) AS tooktime,
(select tracking.datetime from tracking where (packages.id = tracking.pid and action='putit')) AS puttime,
packages.status AS status from packages
,因为它应该当我运行它,但是当我做它作为一个视图犯规表现出同样的结果,我得到的领域零点“这个查询工作良好跟踪”表MySQL查询犯规给我同样的结果,当我创建视图
我重新查询仍然有问题
SELECT t1.id , t1.co_id , t2.name, t2.tel, t1.datetime , t3.datetime as tookit, t4.datetime as putit
FROM packages as t1
INNER JOIN companies as t2
ON t1.co_id=t2.id
left JOIN tracking as t3
ON t1.id = t3.pid and t3.action ='tookit'
left JOIN tracking as t4
ON t1.id = t4.pid and t4.action ='putit'
我感谢所有帮助
您的底层数据是否有变化? –
不,我在同一时间在查询和视图中进行刷新没有相同的结果 – yoss
您的视图看起来几乎与查询相同吗?或者那里有不同的逻辑? –