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24小时最高,最低计算

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24小时最高,最低计算

已知: 数据库里面会每100ms-2s不等记录一条数据
现在需要有一个worker在数据库插入新值时滚动计算:当前时间到之前的24小时的最大最小值

我自己的做法:

维护一个24小时的数据dmap, 每次新插入值, 需要写入维护的dmap中, 并且判断时间, 剔除过期的dmap元素

问题:

是否可以使用redis,或者其他更优的解决办法? 另外这个dmap很大, 感觉不合适


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