我有三个表 - node,content_type_product和share_content.有可能是一个1:beetween节点和share_content N的关系.我想每个id只能输出一条记录.如果share_content中有多条记录,我想要最新的记录,即sc.auto_id的最高值
SELECT sc.uid, n.uid, n.nid, sc.message
FROM node n
LEFT JOIN content_type_product p ON n.nid = p.nid
LEFT JOIN share_content sc ON n.nid = sc.nid
WHERE n.nid = 40513
GROUP BY sc.nid
ORDER BY sc.auto_id
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