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https://issues.apache.org/jira/browse/HIVE-1558?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Carl Steinbach updated HIVE-1558:
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Component/s: Query Processor
> introducing the "dual" table
> ----------------------------
>
> Key: HIVE-1558
> URL: https://issues.apache.org/jira/browse/HIVE-1558
> Project: Hadoop Hive
> Issue Type: New Feature
> Components: Query Processor
> Reporter: Ning Zhang
>
> The "dual" table in MySQL and Oracle is very convenient in testing UDFs or
> constructing rows without reading any other tables.
> If dual is the only data source we could leverage the local mode execution.
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