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  1. Hive
  2. HIVE-6611

Joining multiple union all outputs fails on Tez

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.13.0
    • Component/s: None
    • Labels:
      None

      Description

      Queries like:

      with u as (select * from src union all select * from src)
      select * from u join u;

      will fail on Tez because only one union flows into the join reduce phase.

        Attachments

        1. HIVE-6611.1.patch
          52 kB
          Gunther Hagleitner

          Activity

            People

            • Assignee:
              hagleitn Gunther Hagleitner
              Reporter:
              hagleitn Gunther Hagleitner
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              Dates

              • Created:
                Updated:
                Resolved: