0
用戶,活動和羣組都可以是tagged in a photo。在photo_tag的可用字段中,無法區分哪些主題ID是用戶,事件或組。我只想返回在照片中標記的朋友列表,忽略不是我的朋友的事件,組和用戶。獲取我在照片中標記的朋友列表
有誰知道爲什麼這會返回0結果?
SELECT subject, xcoord, ycoord, text
FROM photo_tag
WHERE object_id = [PHOTO_OBJECT_ID]
AND subject IN (SELECT uid2 FROM friend WHERE uid1 = me())
即使...
SELECT subject, xcoord, ycoord, text
FROM photo_tag
WHERE object_id = [PHOTO_OBJECT_ID]
返回...
SELECT uid2 FROM friend where uid1 = me() and uid2 = [SUBJECT_USER_ID]