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https://issues.apache.org/jira/browse/IMPALA-14823?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on IMPALA-14823 started by Noémi Pap-Takács.
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> Avoid loading Iceberg file metadata in Coordinator in local catalog mode for
> metadata-only queries
> --------------------------------------------------------------------------------------------------
>
> Key: IMPALA-14823
> URL: https://issues.apache.org/jira/browse/IMPALA-14823
> Project: IMPALA
> Issue Type: Bug
> Reporter: Zoltán Borók-Nagy
> Assignee: Noémi Pap-Takács
> Priority: Major
> Labels: impala-iceberg, ramp-up
>
> DESCRIBE iceberg_table;
> SHOW TABLE STATS iceberg_table;
> Still fetches all metadata in the Coordinator from Catalogd. But for the
> above queries they are not needed, so we shouldn't fetch them.
> Some pointers in code:
> https://github.com/apache/impala/blob/c601f44281805e421d2ce401729a703e5b16345b/fe/src/main/java/org/apache/impala/catalog/local/CatalogdMetaProvider.java#L1220
> https://github.com/apache/impala/blob/c601f44281805e421d2ce401729a703e5b16345b/fe/src/main/java/org/apache/impala/catalog/IcebergTable.java#L867
> https://github.com/apache/impala/blob/c601f44281805e421d2ce401729a703e5b16345b/fe/src/main/java/org/apache/impala/catalog/FeIcebergTable.java#L838
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