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https://issues.apache.org/jira/browse/SPARK-38196?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Apache Spark reassigned SPARK-38196:
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Assignee: Apache Spark
> Reactor framework so as JDBC dialect could compile expression by self way
> -------------------------------------------------------------------------
>
> Key: SPARK-38196
> URL: https://issues.apache.org/jira/browse/SPARK-38196
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.3.0
> Reporter: jiaan.geng
> Assignee: Apache Spark
> Priority: Major
>
> https://issues.apache.org/jira/browse/SPARK-37960 provides a new framework to
> represent catalyst expressions in DS V2 APIs.
> Because the framework translate all catalyst expressions to a unified SQL
> string and cannot keep compatibility between different JDBC database, the
> framework works not good.
> This PR reactor the framework so as JDBC dialect could compile expression by
> self way.
> First, The framework translate catalyst expressions to DS V2 expression.
> Second, The JDBC dialect could compile DS V2 expression to different SQL
> syntax.
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