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  1. Tajo
  2. TAJO-2075

Allowing cross join in the middle of a query plan

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    Details

    • Type: Improvement
    • Status: Open
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: Planner/Optimizer
    • Labels:
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      Description

      Currently the cross join is allowed only at the beginning of a query plan. That is, it is allowed only when at least one of its inputs is a simple relation scan.
      This prevents Tajo from executing several popular queries like TPC-DS Q28.

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            • Assignee:
              Unassigned
              Reporter:
              jihoonson Jihoon Son
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              Dates

              • Created:
                Updated: