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https://issues.apache.org/jira/browse/IMPALA-9971?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shant Hovsepian updated IMPALA-9971:
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Summary: Use defined table constraints during query planning (was: Use
defined tabled constraints during query planning)
> Use defined table constraints during query planning
> ---------------------------------------------------
>
> Key: IMPALA-9971
> URL: https://issues.apache.org/jira/browse/IMPALA-9971
> Project: IMPALA
> Issue Type: New Feature
> Components: Frontend
> Reporter: Shant Hovsepian
> Priority: Major
>
> With the implementation of
> [IMPALA-3531|https://issues.apache.org/jira/browse/IMPALA-3531] the planner
> now has access to defined table constraints. The Hive metastore supports
> defining nullability, uniquness, and referential integrity constraints. This
> metadata should be used for more effective query planning.
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