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  1. MariaDB ColumnStore
  2. MCOL-3766

EXPLAIN gives error every other try

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Fixed
    • 1.4.3
    • 1.4.3
    • MDB Plugin
    • None
    • 2020-2

    Description

      The following sequence:

      CREATE TABLE t1 (a int) engine=columnstore;
      MariaDB [tpch1]> EXPLAIN SELECT a FROM t1 GROUP BY a HAVING 1 != 1 AND a > 1;
      ERROR 1815 (HY000): Internal error: Unknown error
      MariaDB [tpch1]> EXPLAIN SELECT a FROM t1 GROUP BY a HAVING 1 != 1 AND a > 1;
      -----------------------------------------------------------------+

      id select_type table type possible_keys key key_len ref rows Extra

      -----------------------------------------------------------------+

      1 PUSHED SELECT NULL NULL NULL NULL NULL NULL NULL NULL

      -----------------------------------------------------------------+
      1 row in set (0.025 sec)

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              dleeyh Daniel Lee (Inactive)
              David.Hall David Hall (Inactive)
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                Updated:
                Resolved:

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