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https://issues.apache.org/jira/browse/IMPALA-12134?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on IMPALA-12134 started by Kurt Deschler.
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> Optimize row materialization time
> ---------------------------------
>
> Key: IMPALA-12134
> URL: https://issues.apache.org/jira/browse/IMPALA-12134
> Project: IMPALA
> Issue Type: Improvement
> Components: Backend
> Reporter: Kurt Deschler
> Assignee: Kurt Deschler
> Priority: Major
>
> IMPALA-12111 addressed the most significant contributors to slow row
> materialization. However, there is still room for significant improvement
> with the following optimizations:
> * Specialized implementation for default Data and Timestamp formatting.
> * Caching deserialized column metadata
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