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  1. Hive
  2. HIVE-784

Support uncorrelated subqueries in the WHERE clause

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Details

    • New Feature
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 0.13.0
    • Query Processor
    • None
    • Not ready for release

    Description

      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.

      Attachments

        1. tpchQueriesUsingSubQueryClauses.sql
          6 kB
          Harish Butani
        2. SubQuerySpec.pdf
          337 kB
          Harish Butani
        3. HIVE-784.2.patch
          187 kB
          Harish Butani
        4. HIVE-784.1.patch.txt
          26 kB
          Matthew Weaver
        5. D13443.2.patch
          192 kB
          Phabricator
        6. D13443.1.patch
          185 kB
          Phabricator

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              rhbutani Harish Butani
              nzhang Ning Zhang
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              Dates

                Created:
                Updated:
                Resolved: