pingcap/tidb
Use a new struct to store the props generated by `preparePossibleProperties`
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#10,749 建立於 2019年6月10日
help wantedsig/plannertype/performance
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描述
after https://github.com/pingcap/tidb/pull/10548
There'll be multiple props which share the same suffix.
We can implement a struct which can store the eqPrefixLen to cut off the possible props then reduce the search space.