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https://issues.apache.org/jira/browse/SPARK-37960?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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jiaan.geng updated SPARK-37960:
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Description:
Spark need a new framework to represent catalyst expressions in DS v2 APIs.
CASE ... WHEN ... ELSE ... END is just the first use case.
was:
Currently, Spark supports aggregate push down SUM(column) into JDBC data source.
SUM(CASE ... WHEN ... ELSE ... END) is very useful for users.
> A new framework to represent catalyst expressions in DS v2 APIs
> ---------------------------------------------------------------
>
> Key: SPARK-37960
> URL: https://issues.apache.org/jira/browse/SPARK-37960
> Project: Spark
> Issue Type: New Feature
> Components: SQL
> Affects Versions: 3.3.0
> Reporter: jiaan.geng
> Priority: Major
>
> Spark need a new framework to represent catalyst expressions in DS v2 APIs.
> CASE ... WHEN ... ELSE ... END is just the first use case.
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