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https://issues.apache.org/jira/browse/BEAM-3509?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16339676#comment-16339676
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Kenneth Knowles commented on BEAM-3509:
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Does this have any work in progress? I think we should remove the Fix Version
and it can land when it is done.
> PARTITION BY in Beam SQL In Select Command
> ------------------------------------------
>
> Key: BEAM-3509
> URL: https://issues.apache.org/jira/browse/BEAM-3509
> Project: Beam
> Issue Type: New Feature
> Components: dsl-sql
> Affects Versions: 2.2.0
> Reporter: Kishan Kumar
> Assignee: Xu Mingmin
> Priority: Major
> Labels: performance
>
> Partition By Option Will Be Very Help Full for DataFlow Developer To Migrate
> Query and Do Transformation on That because of Many *Netezza Query and Oracle
> Query* Consists Of Partition By Which Makes SQL Query More Efficient. *The
> alternative is Making Joins And Filtering It Can Be Done But It Makes Code
> Unreadable And Performance Become bad for DataFlow Job.*
> Examples: SELECT MIN(COLUMN) OVER (PARTITION BY COLUMN NAME) FROM TABLENAME
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