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Posted to issues-all@impala.apache.org by "Peter Rozsa (Jira)" <ji...@apache.org> on 2025/01/21 08:37:00 UTC

[jira] [Resolved] (IMPALA-13205) Use separate merge query when there are no delete or update cases listed

     [ https://issues.apache.org/jira/browse/IMPALA-13205?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Peter Rozsa resolved IMPALA-13205.
----------------------------------
    Resolution: Done

> Use separate merge query when there are no delete or update cases listed
> ------------------------------------------------------------------------
>
>                 Key: IMPALA-13205
>                 URL: https://issues.apache.org/jira/browse/IMPALA-13205
>             Project: IMPALA
>          Issue Type: Sub-task
>            Reporter: Peter Rozsa
>            Assignee: Peter Rozsa
>            Priority: Minor
>              Labels: impala-iceberg
>
> If a  MERGE statement lists no WHEN MATCHED THEN DELETE or WHEN MATCHED THEN UPDATE clause, the merge query should not contain the position values of the target table. It should be handled in analyze time and requires a different evaluation at the Iceberg Merge node at the execution layer.



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