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From "Navis (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HIVE-784) Support uncorrelated subqueries in the WHERE clause
Date Wed, 11 Jun 2014 05:38:06 GMT

     [ https://issues.apache.org/jira/browse/HIVE-784?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Navis updated HIVE-784:
-----------------------

    Summary: Support uncorrelated subqueries in the WHERE clause  (was:   in the WHERE clause)

> Support uncorrelated subqueries in the WHERE clause
> ---------------------------------------------------
>
>                 Key: HIVE-784
>                 URL: https://issues.apache.org/jira/browse/HIVE-784
>             Project: Hive
>          Issue Type: New Feature
>          Components: Query Processor
>            Reporter: Ning Zhang
>            Assignee: Harish Butani
>             Fix For: 0.13.0
>
>         Attachments: D13443.1.patch, D13443.2.patch, HIVE-784.1.patch.txt, HIVE-784.2.patch,
SubQuerySpec.pdf, tpchQueriesUsingSubQueryClauses.sql
>
>
> Hive currently only support views in the FROM-clause, some Facebook use cases suggest
that Hive should support subqueries such as those connected by IN/EXISTS in the WHERE-clause.




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