Tag: 小组
续集：如何使用组和计数
简单地说，我如何使用Sequel进行此查询？ select a.id, count(t.id) from albums a right join tracks t on t.album_id = a.id group by a.id
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简单地说，我如何使用Sequel进行此查询？ select a.id, count(t.id) from albums a right join tracks t on t.album_id = a.id group by a.id