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https://issues.apache.org/jira/browse/DRILL-1808?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jacques Nadeau updated DRILL-1808:
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Component/s: Execution - Codegen
Fix Version/s: Future
Priority: Minor (was: Major)
> Large compilation unit tests fails due to high memory allocation
> ----------------------------------------------------------------
>
> Key: DRILL-1808
> URL: https://issues.apache.org/jira/browse/DRILL-1808
> Project: Apache Drill
> Issue Type: Bug
> Components: Execution - Codegen
> Reporter: Steven Phillips
> Priority: Minor
> Fix For: Future
>
>
> The buildSchema method of external sort calls allocateNew() on each vector in
> schema batch, which normally isn't much memory, but when there are thousands
> of columns, this ends up being significant. We should avoid allocating any
> memory for the schema batch.
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