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  1. Tajo
  2. TAJO-850

OUTER JOIN does not properly handle a NULL.

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 0.9.0
    • Component/s: None
    • Labels:
      None

      Description

      See the title. In the case of the following query NULL value is evaluated at the SCAN time.

      select
        c_custkey,
        coalesce(orders.o_totalprice, 999.0)
      from
        customer left outer join orders on c_name = o_orderstatus
      
      select
        c_custkey,
      from
        customer left outer join orders on c_name = o_orderstatus
      where o_orderdate is null
      

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            • Assignee:
              hjkim Hyoungjun Kim
              Reporter:
              hjkim Hyoungjun Kim
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              Dates

              • Created:
                Updated:
                Resolved: