Hive
  1. Hive
  2. HIVE-470

Support COALESCE using GenericUDF

    Details

    • Type: New Feature New Feature
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: 0.4.0
    • Fix Version/s: 0.4.0
    • Component/s: Query Processor
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      See HIVE-164 for details. We should support COALESCE which is defined in SQL-92. This is kind of a syntax sugar, but it is used very frequently in full outer joins.

      1. HIVE-470.3.patch
        14 kB
        Zheng Shao
      2. HIVE-470.2.patch
        11 kB
        Zheng Shao
      3. HIVE-470.1.patch
        11 kB
        Zheng Shao

        Issue Links

          Activity

          Zheng Shao created issue -
          Zheng Shao made changes -
          Field Original Value New Value
          Link This issue depends on HIVE-45 [ HIVE-45 ]
          Zheng Shao made changes -
          Attachment HIVE-470.1.patch [ 12409829 ]
          Zheng Shao made changes -
          Assignee Zheng Shao [ zshao ]
          Zheng Shao made changes -
          Status Open [ 1 ] Patch Available [ 10002 ]
          Zheng Shao made changes -
          Attachment HIVE-470.2.patch [ 12410268 ]
          Zheng Shao made changes -
          Attachment HIVE-470.3.patch [ 12410426 ]
          Namit Jain made changes -
          Status Patch Available [ 10002 ] Resolved [ 5 ]
          Hadoop Flags [Reviewed]
          Fix Version/s 0.4.0 [ 12313714 ]
          Resolution Fixed [ 1 ]
          Carl Steinbach made changes -
          Status Resolved [ 5 ] Closed [ 6 ]
          Gavin made changes -
          Link This issue depends on HIVE-45 [ HIVE-45 ]
          Gavin made changes -
          Link This issue depends upon HIVE-45 [ HIVE-45 ]

            People

            • Assignee:
              Zheng Shao
              Reporter:
              Zheng Shao
            • Votes:
              0 Vote for this issue
              Watchers:
              2 Start watching this issue

              Dates

              • Created:
                Updated:
                Resolved:

                Development