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Posted to commits@doris.apache.org by GitBox <gi...@apache.org> on 2019/10/31 04:49:30 UTC

[GitHub] [incubator-doris] shengyunyao commented on issue #2102: Add RadixSort for doris and optimize the performance of percentile_approx with RadixSort

shengyunyao commented on issue #2102: Add RadixSort for doris and optimize the performance of percentile_approx with RadixSort
URL: https://github.com/apache/incubator-doris/issues/2102#issuecomment-548215561
 
 
   After using RadixSort, when we run `percentile_approx` on 210,000,000 records, we can reduce the time cost from 18.5 seconds to10 seconds.

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