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  1. MariaDB ColumnStore
  2. MCOL-3476

Outer join queries return incorrect results

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    Details

    • Type: Bug
    • Status: Closed (View Workflow)
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 1.4.0
    • Fix Version/s: 1.4.1
    • Component/s: ExeMgr
    • Labels:
      None
    • Sprint:
      2019-06

      Description

      Build tested: 1.4.0-1

      [dlee@master centos7]$ cat gitversionInfo.txt
      server commit:
      67452bc
      engine commit:
      4d2a159

      Autopilot test case: features.outerJoin

      This test works in 1.2.4-1

      script: 02_twoTables.sql

      ColumnStore returned:

      572 select r.* from region r where exists (select null from nation n where n.n_regionkey = r.r_regionkey) order by 1, 2, 3
      573 --------------
      574
      575 r_regionkey r_name r_comment
      576 0 AFRICA lar deposits. blithely final packages cajole. regular waters are final requests. regular accounts are according to
      577 1 row in set

      596 select r.* from region r where not exists (select null from nation n where n.n_regionkey = r.r_regionkey and n.n_nationkey < 4) order by 1, 2, 3
      597 --------------
      598
      599 r_regionkey r_name r_comment
      600 0 AFRICA lar deposits. blithely final packages cajole. regular waters are final requests. regular accounts are according to
      601 1 row in set

      Reference

      572 select r.* from region r where exists (select null from nation n where n.n_regionkey = r.r_regionkey) order by 1, 2, 3
      573 --------------
      574
      575 r_regionkey r_name r_comment
      576 0 AFRICA lar deposits. blithely final packages cajole. regular waters are final requests. regular accounts are according to
      577 1 AMERICA hs use ironic, even requests. s
      578 2 ASIA ges. thinly even pinto beans ca
      579 3 EUROPE ly final courts cajole furiously final excuse
      580 4 MIDDLE EAST uickly special accounts cajole carefully blithely close requests. carefully final asymptotes haggle furiousl
      581 5 rows in set

      604 select r.* from region r where not exists (select null from nation n where n.n_regionkey = r.r_regionkey and n.n_nationkey < 4) order by 1, 2, 3
      605 --------------
      606
      607 r_regionkey r_name r_comment
      608 NULL AMERICA hs use ironic, even requests. s
      609 NULL ASIA ges. thinly even pinto beans ca
      610 -2 ASIA ges. thinly even pinto beans ca
      611 -1 AMERICA hs use ironic, even requests. s
      612 2 ASIA ges. thinly even pinto beans ca
      613 3 EUROPE ly final courts cajole furiously final excuse
      614 4 MIDDLE EAST uickly special accounts cajole carefully blithely close requests. carefully final asymptotes haggle furiousl
      615 7 rows in set
      616
      617 Bye

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            Assignee:
            dleeyh Daniel Lee
            Reporter:
            dleeyh Daniel Lee
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              Dates

              Created:
              Updated:
              Resolved:

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