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  1. Hive
  2. HIVE-7509

Fast stripe level merging for ORC

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    Details

    • Type: New Feature
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 0.14.0
    • Fix Version/s: 0.14.0
    • Component/s: None
    • Labels:

      Description

      Similar to HIVE-1950, add support for fast stripe level merging of ORC files through CONCATENATE command and conditional merge task. This fast merging is ideal for merging many small ORC files to a larger file without decompressing and decoding the data of small orc files.

        Attachments

        1. HIVE-7509.1.patch
          494 kB
          Prasanth Jayachandran
        2. HIVE-7509.2.patch
          511 kB
          Prasanth Jayachandran
        3. HIVE-7509.3.patch
          511 kB
          Prasanth Jayachandran
        4. HIVE-7509.4.patch
          536 kB
          Prasanth Jayachandran
        5. HIVE-7509.5.patch
          536 kB
          Prasanth Jayachandran

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            People

            • Assignee:
              prasanth_j Prasanth Jayachandran Assign to me
              Reporter:
              prasanth_j Prasanth Jayachandran

              Dates

              • Created:
                Updated:
                Resolved:

                Issue deployment