我有一个关于FQL的问题:是否可以在多个列上进行ORDER BY?
以下FQL查询有效:
SELECT uid,first_name,last_name
FROM user
WHERE uid IN (SELECT uid2 FROM friend WHERE uid1 = 123)
ORDER BY last_name
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但是,这个没有:
SELECT uid,first_name,last_name
FROM user
WHERE uid IN (SELECT uid2 FROM friend WHERE uid1 = 123)
ORDER BY last_name, first_name
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它返回:
"error": {
"message": "(#601) Parser error: unexpected ',' at position 122.",
"type": "OAuthException",
"code": 601
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这是按预期工作,还是我做错了什么?
这是不可能的。我最近提交了一个文档错误,该错误解释了 FQLORDER BY只能包含一列。所以它确实按预期工作。
https://developers.facebook.com/bugs/148360015351840