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  1. Tajo
  2. TAJO-2135

Invalid join result when join key columns contain nulls

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: 0.11.0
    • Fix Version/s: 0.12.0, 0.11.3
    • Component/s: None
    • Labels:
      None

      Description

      You can simply reproduce this bug as follows. The correct answer of the below query is 20965674.

      tpcds100> select count(*) from store_sales, store_returns 
      where 
      ss_customer_sk = sr_customer_sk 
      and ss_item_sk = sr_item_sk 
      ;
      [=========================================>] 100%  33.315 sec
      ?count
      -------------------------------
      101145653
      (1 rows, 33.315 sec, 16 B selected)
      

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              • Assignee:
                jihoonson Jihoon Son
                Reporter:
                jihoonson Jihoon Son
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                Dates

                • Created:
                  Updated:
                  Resolved: