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Posted to commits@beam.apache.org by "Kishan Kumar (JIRA)" <ji...@apache.org> on 2018/01/22 11:56:00 UTC

[jira] [Created] (BEAM-3509) PARTITION BY in Beam SQL In Select Command

Kishan Kumar created BEAM-3509:
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             Summary: 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


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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