Uploaded image for project: 'Hive'
  1. Hive
  2. HIVE-7292 Hive on Spark
  3. HIVE-8243

clone SparkWork for join optimization

    XMLWordPrintableJSON

Details

    Description

      Map-join optimization needs to clone the SparkWork containing the operator tree to make changes to it. For MapredWork, this is done thru kryo serialization/deserialization in
      https://issues.apache.org/jira/browse/HIVE-5263

      Something similar should be done for SparkWork

      Attachments

        Issue Links

          relates to

          Sub-task - The sub-task of the issue HIVE-7613 Research optimization of auto convert join to map join [Spark branch]

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

          Activity

            People

              Unassigned Unassigned
              ssatish Suhas Satish
              Votes:
              0 Vote for this issue
              Watchers:
              2 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: