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  1. MariaDB Server
  2. MDEV-23323

Rounding functions return a wrong data type for a BIT, ENUM, SET argument

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Fixed
    • 10.5, 10.1(EOL), 10.2(EOL), 10.3(EOL), 10.4(EOL)
    • 10.4.14, 10.5.5
    • Data types
    • None

    Description

      CREATE OR REPLACE TABLE t1 (a BIT(64));
      INSERT INTO t1 VALUES (0xFFFFFFFFFFFFFFFF);
      CREATE OR REPLACE TABLE t2 AS
        SELECT a, FLOOR(a), CEILING(a), TRUNCATE(a,0), ROUND(a) FROM t1;
      SHOW CREATE TABLE t2;
      

      +-------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
      | Table | Create Table                                                                                                                                                                                                                                                                    |
      +-------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
      | t2    | CREATE TABLE `t2` (
        `a` bit(64) DEFAULT NULL,
        `FLOOR(a)` decimal(64,0) DEFAULT NULL,
        `CEILING(a)` decimal(64,0) DEFAULT NULL,
        `TRUNCATE(a,0)` bigint(64) unsigned DEFAULT NULL,
        `ROUND(a)` decimal(64,0) unsigned DEFAULT NULL
      ) ENGINE=InnoDB DEFAULT CHARSET=latin1 |
      +-------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
      

      The data type for all columns with functions are wrong. The expected data type is BIGINT(20) UNSIGNED.

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              bar Alexander Barkov
              bar Alexander Barkov
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                Created:
                Updated:
                Resolved:

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