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  1. Hive
  2. HIVE-5263

Query Plan cloning time could be improved by using Kryo

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
    • None
    • 0.13.0
    • None
    • None

    Description

      In HIVE-1511 we implemented Kryo for serialization but did not use for query plan cloning. As was discussed there it's a possible speed improvement. In addition the current XML serialization method does not work with Java 7 so using Kryo is a workaround for this issue.

      Attachments

        1. HIVE-5263.patch
          49 kB
          Brock Noland
        2. HIVE-5263.patch
          51 kB
          Brock Noland
        3. HIVE-5263.patch
          69 kB
          Brock Noland

        Issue Links

          contains

          Bug - A problem which impairs or prevents the functions of the product. HIVE-6005 BETWEEN is broken after using KRYO

          • Major - Major loss of function.
          • Resolved
          is depended upon by

          Task - A task that needs to be done. HIVE-4583 Make Hive compile and run with JDK7

          • Major - Major loss of function.
          • Resolved
          is related to

          Bug - A problem which impairs or prevents the functions of the product. HIVE-5284 Some ObjectInspectors do not have a default constructor

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. HIVE-5380 Non-default OI constructors should be supported for backwards compatibility

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. HIVE-4222 Timestamp type constants cannot be deserialized in JDK 1.6 or less

          • Major - Major loss of function.
          • Closed
          relates to

          Improvement - An improvement or enhancement to an existing feature or task. HIVE-4396 Create a efficient method to create a deep copy of a mapredwork

          • Major - Major loss of function.
          • Open

          Improvement - An improvement or enhancement to an existing feature or task. HIVE-1511 Hive plan serialization is slow

          • Major - Major loss of function.
          • Resolved
          supercedes

          Sub-task - The sub-task of the issue HIVE-5068 Some queries fail due to XMLEncoder error on JDK7

          • Major - Major loss of function.
          • Resolved

          Activity

            People

              brocknoland Brock Noland
              brocknoland Brock Noland
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              Dates

                Created:
                Updated:
                Resolved: