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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.

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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.

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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.
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            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.

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            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.
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            julianhyde Julian Hyde added a comment -

            Fixed as http://git-wip-us.apache.org/repos/asf/incubator-calcite/commit/18d4f70a.

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            julianhyde Julian Hyde added a comment - Fixed as http://git-wip-us.apache.org/repos/asf/incubator-calcite/commit/18d4f70a .
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            julianhyde Julian Hyde added a comment -

            Closing now that 1.1.0-incubating has been released.

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            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
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                Dates

                • Created:
                  Updated:
                  Resolved:

                  Development