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Posted to issues@madlib.apache.org by "Frank McQuillan (JIRA)" <ji...@apache.org> on 2017/06/23 23:05:01 UTC
[jira] [Updated] (MADLIB-1128) Add GROUP BY to correlation and
covariance functions
[ https://issues.apache.org/jira/browse/MADLIB-1128?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Frank McQuillan updated MADLIB-1128:
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Summary: Add GROUP BY to correlation and covariance functions (was: Add GROUP BY to correlation function)
> Add GROUP BY to correlation and covariance 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 are produced on the complete table.
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