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Posted to dev@calcite.apache.org by "Dmitri Shtilman (JIRA)" <ji...@apache.org> on 2017/05/05 20:23:04 UTC

[jira] [Created] (CALCITE-1776) Implement CORR and REGR_* aggregate functions

Dmitri Shtilman created CALCITE-1776:
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             Summary: Implement CORR and REGR_* aggregate functions
                 Key: CALCITE-1776
                 URL: https://issues.apache.org/jira/browse/CALCITE-1776
             Project: Calcite
          Issue Type: New Feature
            Reporter: Dmitri Shtilman
            Assignee: Julian Hyde
            Priority: Minor


Implement correlation coefficient aggregate: CORR

As well as the missing regression aggregates:
REGR_SLOPE, REGR_INTERCEPT, REGR_COUNT, REGR_R2, REGR_AVGX, REGR_AVGY, REGR_SXY

For reference, REGR_SXX and REGR_SYY have been added in [CALCITE-422]



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