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Posted to issues@madlib.apache.org by "Frank McQuillan (JIRA)" <ji...@apache.org> on 2017/06/23 23:12:00 UTC

[jira] [Updated] (MADLIB-1128) Add GROUP BY to correlation functions

     [ https://issues.apache.org/jira/browse/MADLIB-1128?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Frank McQuillan updated MADLIB-1128:
------------------------------------
    Summary: Add GROUP BY to correlation functions  (was: Add GROUP BY to correlation and covariance functions)

> Add GROUP BY to correlation functions
> -------------------------------------
>
>                 Key: MADLIB-1128
>                 URL: https://issues.apache.org/jira/browse/MADLIB-1128
>             Project: Apache MADlib
>          Issue Type: Improvement
>          Components: Module: Descriptive Statistics
>            Reporter: Frank McQuillan
>            Priority: Minor
>             Fix For: v2.0
>
>
> http://madlib.incubator.apache.org/docs/latest/group__grp__correlation.html
> add:
> grouping_cols (optional)
> TEXT, default: null. A comma-separated list of columns on which to group results. If NULL, correlations/covariance is produced on the complete table.



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