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CaptainD
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mysql 如何查询 top10 以外数据

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  •   CaptainD 2022-08-17 15:40:33 +08:00 1622 次点击
    这是一个创建于 1199 天前的主题,其中的信息可能已经有所发展或是发生改变。

    好久不用 mysql 突然来个需求不会写了

    8 条回复    2022-08-17 19:28:52 +08:00
    luishou
        1
    luishou  
       2022-08-17 16:52:41 +08:00
    not in 应该能解决吧,子查询
    TimePPT
        2
    TimePPT  
    PRO
       2022-08-17 16:56:00 +08:00
    rank 下,然后过滤?
    CaptainD
        3
    CaptainD  
    OP
       2022-08-17 17:13:39 +08:00
    @TimePPT @luishou 不是啥复杂条件,写了个 limit 10,XXX ,XXX 是很大的值
    blueorange
        4
    blueorange  
       2022-08-17 17:22:01 +08:00
    @luishou 子查询有点慢
    potatowish
        6
    potatowish  
       2022-08-17 17:26:41 +08:00 via iPhone
    select * from t1
    left join (select id, row_number() as rownum over (order by 排序字段 desc) from t)t2 on t2.id = t1.id
    where t2.rownum > 10;
    CaptainD
        7
    CaptainD  
    OP
       2022-08-17 18:07:11 +08:00
    @cslive 这个方式貌似只支持 sql server ?
    @potatowish 后来也想到这个方式了,不过就是麻烦点,貌似我的方式也没毛病?
    cslive
        8
    cslive  
       2022-08-17 19:28:52 +08:00 via Android
    @CaptainD mysql 支持,db2 支持,postgresql 支持,其它的没试过
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