The target is simple： clients post http requests to query data and update record by some keys。 Highest request: 500/sec (the higher the better, but the best is to fulfil this requirement while making the system easy to achieve and using less mashines)The target is simple： clients post http request
阅读背景：
如何设计用于数据查询和数据更新的系统
来源：互联网
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