[英]SQL Union sort by Union
我有疑问
SELECT id, name
FROM users
WHERE id !=2
UNION
SELECT id, name
FROM users2
WHERE id != 3;
我想要那种排序,1个联合订单+ 2个联合可能吗?
添加一列订单
SELECT id, name, 1 as unionOrder FROM users WHERE id !=2
UNION
SELECT id, name, 2 as unionOrder FROM users2 WHERE id != 3
ORDER BY unionOrder
你也可以喜欢
(SELECT id, name
FROM users
WHERE id !=2
ORDER BY id)
UNION ALL
(SELECT id, name
FROM users2
WHERE id != 3
ORDER BY id);
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