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  1. MariaDB ColumnStore
  2. MCOL-2239

Rows matched: and Changed: are 0 even if rows changed after update

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    Details

    • Type: Bug
    • Status: Closed (View Workflow)
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 1.2
    • Fix Version/s: 1.4.3
    • Component/s: Connector
    • Labels:
      None

      Description

      To reproduce:

       create table t1 (c1 int) engine=columnstore;
      insert into t1 (c1) values(1);
      insert into t1 (c1) values(2);
      update t1 set c1 = c1 +1;
      

      Rows matched and Changed --> 0

      Query OK, 2 rows affected (0.516 sec)
      Rows matched: 0  Changed: 0  Warnings: 0
      

      The same testcase works with InnoDB

       create table t1inno (c1 int) engine=columnstore;
      insert into t1inno (c1) values(1);
      insert into t1inno (c1) values(2);
      update t1inno set c1 = c1 +1;
      

      Query OK, 2 rows affected (0.056 sec)
      Rows matched: 2  Changed: 2  Warnings: 0
      

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              Assignee:
              drrtuy Roman
              Reporter:
              Richard Richard Stracke
              Votes:
              1 Vote for this issue
              Watchers:
              3 Start watching this issue

                Dates

                Created:
                Updated:
                Resolved:

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