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  1. Hive
  2. HIVE-2385

Local Mode can be more aggressive if LIMIT optimization is on

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Details

    • Improvement
    • Status: Closed
    • Minor
    • Resolution: Fixed
    • None
    • 0.8.0
    • Query Processor
    • None
    • Reviewed

    Description

      Local mode now depends on total input data, but for LIMIT queries with no filtering, the data actually scanned can be much less and it's relatively predictable. We can place local mode more aggressively.

      Attachments

        1. HIVE-2385.1.patch
          6 kB
          Siying Dong
        2. HIVE-2385.2.patch
          6 kB
          Siying Dong

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          People

            sdong Siying Dong
            sdong Siying Dong
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            Dates

              Created:
              Updated:
              Resolved: