[GitHub] flink issue #4668: [FLINK-7617] Remove string format in BitSet to improve th...

[JingsongLi]

Github user JingsongLi commented on the issue:

    https://github.com/apache/flink/pull/4668
  
    ## Performance
      - HashVsSortMiniBenchmark: use buildSideOuterJoin
    testBuildFirst:       16s 208ms(before)    10s 98ms(after)
    testBuildSecond:    7s 793ms(before)     6s 67ms(after)
    
    R: @KurtYoung 



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