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  1. Hive
  2. HIVE-17426

Execution framework in hive to run tasks in parallel

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    Description

      the execution framework currently only runs MR / Spark Tasks in parallel when set hive.exec.parallel=true.

      Allow other types of tasks to run in parallel as well to support replication scenarios in hive.

      Attachments

        1. HIVE-17426.0.patch
          47 kB
          Anishek Agarwal
        2. HIVE-17426.1.patch
          62 kB
          Anishek Agarwal
        3. HIVE-17426.2.patch
          62 kB
          Anishek Agarwal
        4. HIVE-17426.3.patch
          77 kB
          Anishek Agarwal
        5. HIVE-17426.4.patch
          84 kB
          Anishek Agarwal
        6. HIVE-17426.5.patch
          78 kB
          Anishek Agarwal
        7. HIVE-17426.6.patch
          76 kB
          Anishek Agarwal

        Issue Links

          relates to

          Sub-task - The sub-task of the issue HIVE-16896 move replication load related work in semantic analysis phase to execution phase using a task

          • Major - Major loss of function.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. HIVE-21055 REPL LOAD command executing copy in serial mode even if parallel execution is enabled using WITH clause

          • Major - Major loss of function.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. HIVE-9665 Parallel move task optimization causes race condition

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. HIVE-14129 Execute move tasks in parallel

          • Major - Major loss of function.
          • Patch Available
          links to

          Web Link GitHub Pull Request #246

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              anishek Anishek Agarwal
              anishek Anishek Agarwal
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              Dates

                Created:
                Updated:
                Resolved: