You are viewing a plain text version of this content. The canonical link for it is here.

Posted to issues@calcite.apache.org by "Sergey Nuyanzin (JIRA)" <ji...@apache.org> on 2018/08/14 12:42:00 UTC

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

    [ https://issues.apache.org/jira/browse/CALCITE-1776?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16579746#comment-16579746 ] 

Sergey Nuyanzin commented on CALCITE-1776:
------------------------------------------

The PRs provides the second part of REGR_* functions implementation (the first was done under [CALCITE_2402|https://issues.apache.org/jira/browse/CALCITE-2402]).
Here there are the rest functions
*  CORR
*  REGR_AVGX
*  REGR_AVGY
*  REGR_INTERCEPT
*  REGR_R2
*  REGR_SLOPE
*  REGR_SXY


> 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]



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)