pingcap/tidb
Voir sur GitHubUse a new struct to store the props generated by `preparePossibleProperties`
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#10 749 ouverte le 10 juin 2019
help wantedsig/plannertype/performance
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Description
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.