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  1. Calcite
  2. CALCITE-594

Add RelDistribution trait and Exchange relational expression

    Details

    • Type: New Feature
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 1.1.0-incubating
    • Component/s: None
    • Labels:
      None

      Description

      Calcite is increasingly targeting to support distributed execution engines. Any distributed sql engine has Shuffle/Exchange operator to shuffle their data with other deamons in the runtime system. It will be useful to add a notion of Shuffle RelNode as a first class citizen in Calcite.

        Activity

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        ashutoshc Ashutosh Chauhan added a comment -

        https://github.com/apache/incubator-calcite/pull/52/files is what I have in mind. This is just a prototype to gather feedback.
        Comments welcome.

        Show
        ashutoshc Ashutosh Chauhan added a comment - https://github.com/apache/incubator-calcite/pull/52/files is what I have in mind. This is just a prototype to gather feedback. Comments welcome.
        Hide
        julianhyde Julian Hyde added a comment -
        Show
        julianhyde Julian Hyde added a comment - Ashutosh Chauhan , Aman Sinha , Jinfeng Ni , I have a proposed fix at https://github.com/julianhyde/incubator-calcite/tree/calcite-594 . Please review.
        Show
        julianhyde Julian Hyde added a comment - Fixed as http://git-wip-us.apache.org/repos/asf/incubator-calcite/commit/18d4f70a .
        Hide
        julianhyde Julian Hyde added a comment -

        Closing now that 1.1.0-incubating has been released.

        Show
        julianhyde Julian Hyde added a comment - Closing now that 1.1.0-incubating has been released.

          People

          • Assignee:
            ashutoshc Ashutosh Chauhan
            Reporter:
            ashutoshc Ashutosh Chauhan
          • Votes:
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            Dates

            • Created:
              Updated:
              Resolved:

              Development