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Posted to issues@spark.apache.org by "Wenchen Fan (Jira)" <ji...@apache.org> on 2026/01/19 14:14:00 UTC

[jira] [Assigned] (SPARK-55065) Avoid making two JDBC API calls

     [ https://issues.apache.org/jira/browse/SPARK-55065?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wenchen Fan reassigned SPARK-55065:
-----------------------------------

    Assignee: Stefan Savic

> Avoid making two JDBC API calls
> -------------------------------
>
>                 Key: SPARK-55065
>                 URL: https://issues.apache.org/jira/browse/SPARK-55065
>             Project: Spark
>          Issue Type: Improvement
>          Components: Spark Core
>    Affects Versions: 4.2.0, 4.1.1
>            Reporter: Stefan Savic
>            Assignee: Stefan Savic
>            Priority: Major
>              Labels: pull-request-available
>
> Instead of explicitly calling tableExists in JDBCTableCatalog.loadTable(...), this change now detects table existence by catching exceptions from getQueryOutputSchema and checking it with dialect specific method isObjectNotFoundException.



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