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https://issues.apache.org/jira/browse/MADLIB-1039?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Frank McQuillan updated MADLIB-1039:
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Description:
Follow on to these JIRAs
https://issues.apache.org/jira/browse/MADLIB-908
https://issues.apache.org/jira/browse/MADLIB-1004
https://issues.apache.org/jira/browse/MADLIB-1066
this capability is to carry over some good ideas from
https://issues.apache.org/jira/browse/MADLIB-1038
Candidate improvements:
* output column naming options
* adding an ‘*’ option and list of features to exclude
* Support non-STRICT functions in Greenplum and HAWQ; this was removed in 1.9.1
since it is not handled correctly. Does work OK for Postgres.
* unpivot [2]
* others???
References
[1] Good data set
http://pbpython.com/pandas-pivot-table-explained.html
[2] Unpivot in Chorus 6
https://alpine.atlassian.net/wiki/display/V6/Release+Notes+6.x
"A Transformation operator that allows the user to select one or more columns
to be unpivoted. The columns selected will be removed from the input and
instead be 'flattened' into two new columns. (DEV-13907)"
was:
Follow on to these JIRAs
https://issues.apache.org/jira/browse/MADLIB-908
https://issues.apache.org/jira/browse/MADLIB-1004
https://issues.apache.org/jira/browse/MADLIB-1066
this capability is to carry over some good ideas from
https://issues.apache.org/jira/browse/MADLIB-1038
Candidate improvements:
* output column naming options
* adding an ‘*’ option and list of features to exclude
* Support non-STRICT functions in Greenplum and HAWQ; this was removed in 1.9.1
since it is not handled correctly. Does work OK for Postgres.
* others???
References
[1] Good data set
http://pbpython.com/pandas-pivot-table-explained.html
> Pivoting improvements
> ---------------------
>
> Key: MADLIB-1039
> URL: https://issues.apache.org/jira/browse/MADLIB-1039
> Project: Apache MADlib
> Issue Type: Improvement
> Components: Module: Utilities
> Reporter: Frank McQuillan
>
> Follow on to these JIRAs
> https://issues.apache.org/jira/browse/MADLIB-908
> https://issues.apache.org/jira/browse/MADLIB-1004
> https://issues.apache.org/jira/browse/MADLIB-1066
> this capability is to carry over some good ideas from
> https://issues.apache.org/jira/browse/MADLIB-1038
> Candidate improvements:
> * output column naming options
> * adding an ‘*’ option and list of features to exclude
> * Support non-STRICT functions in Greenplum and HAWQ; this was removed in
> 1.9.1 since it is not handled correctly. Does work OK for Postgres.
> * unpivot [2]
> * others???
> References
> [1] Good data set
> http://pbpython.com/pandas-pivot-table-explained.html
> [2] Unpivot in Chorus 6
> https://alpine.atlassian.net/wiki/display/V6/Release+Notes+6.x
> "A Transformation operator that allows the user to select one or more columns
> to be unpivoted. The columns selected will be removed from the input and
> instead be 'flattened' into two new columns. (DEV-13907)"
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