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https://issues.apache.org/jira/browse/DRILL-7028?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sorabh Hamirwasia updated DRILL-7028:
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Fix Version/s: 1.17.0
> Reduce the planning time of queries on large Parquet tables with large
> metadata cache files
> -------------------------------------------------------------------------------------------
>
> Key: DRILL-7028
> URL: https://issues.apache.org/jira/browse/DRILL-7028
> Project: Apache Drill
> Issue Type: Improvement
> Components: Metadata
> Reporter: Venkata Jyothsna Donapati
> Assignee: Venkata Jyothsna Donapati
> Priority: Major
> Labels: performance
> Fix For: 1.16.0, 1.17.0
>
>
> If the Parquet table has a large number of small files, the metadata cache
> files grow larger and the planner tries to read the large metadata cache file
> which leads to the planning time overhead. Most of the time of execution is
> spent during the planning phase.
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