[GitHub] [druid] viongpanzi opened a new issue #12107: Do we have a plan to apply Kahan algorithm to make the double sums more accurate?

[GitBox <gi...@apache.org>]

viongpanzi opened a new issue #12107:
URL: https://github.com/apache/druid/issues/12107


   When using materialized view, we found that the double sums from base and derivative are a little different. Maybe Kahan algorithm (https://en.wikipedia.org/wiki/Kahan_summation_algorithm) can help to solve it? 


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