摘要: set statistics profile on 阅读全文
posted @ 2022-07-12 14:48 极客船长 阅读(9) 评论(0) 推荐(0)
摘要: select * ,row_number() over (partition by c_id order by s_score) from score; 阅读全文
posted @ 2022-07-12 13:43 极客船长 阅读(20) 评论(0) 推荐(0)
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