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https://issues.apache.org/jira/browse/IMPALA-12744?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17899553#comment-17899553
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Joe McDonnell commented on IMPALA-12744:
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[~pranav.lodha] Can we close this (and mark the appropriate fix version)?
> Support for regr_count() aggregate function
> -------------------------------------------
>
> Key: IMPALA-12744
> URL: https://issues.apache.org/jira/browse/IMPALA-12744
> Project: IMPALA
> Issue Type: New Feature
> Reporter: Pranav Yogi Lodha
> Assignee: Pranav Yogi Lodha
> Priority: Major
>
> regr_count() function can be used both as aggregate and analytic functions
> and are commonly used in regression analysis.
> regr_count(y, x) returns an integer that is the number of non-null number
> pairs. It indicates how many observations are included in the analysis.
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