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Posted to issues@calcite.apache.org by "Ruben Q L (Jira)" <ji...@apache.org> on 2025/10/12 10:39:00 UTC

[jira] [Resolved] (CALCITE-7219) Enhance functional dependency computation performance using the existing caching mechanisms

     [ https://issues.apache.org/jira/browse/CALCITE-7219?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ruben Q L resolved CALCITE-7219.
--------------------------------
    Resolution: Fixed

Done via [{{896054a}}|https://github.com/apache/calcite/commit/896054aba375330a3f8c39554cdd9b76c0fbd04f]

Thanks [~jensen] for the patch!

> Enhance functional dependency computation performance using the existing caching mechanisms
> -------------------------------------------------------------------------------------------
>
>                 Key: CALCITE-7219
>                 URL: https://issues.apache.org/jira/browse/CALCITE-7219
>             Project: Calcite
>          Issue Type: Improvement
>          Components: core
>    Affects Versions: 1.40.0
>            Reporter: Zhen Chen
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.41.0
>
>
> Because the "getFDs" method exists outside the metadata API framework, it cannot leverage the existing caching infrastructure. Each invocation triggers a full recomputation, and this may occur repeatedly within a single metadata query operation. This architectural gap poses a serious performance risk.



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