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  1. MariaDB Server
  2. MDEV-33389

sql_mode allows creation of illedal stored generated column

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Details

    • Bug
    • Status: Confirmed (View Workflow)
    • Major
    • Resolution: Unresolved
    • 10.5(EOL), 10.6(EOL), 10.11, 11.0(EOL), 11.1(EOL), 11.2(EOL)
    • 10.11
    • Virtual Columns
    • None

    Description

      MariaDB [test]> CREATE TABLE t1 (a int unsigned  AS ( CAST(0 AS UNSIGNED)  -1) STORED);
      ERROR 1901 (HY000): Function or expression 'cast(0 as unsigned) - 1' cannot be used in the GENERATED ALWAYS AS clause of `a`
      MariaDB [test]> set sql_mode=no_unsigned_subtraction;
      Query OK, 0 rows affected (0.000 sec)
      MariaDB [test]> CREATE TABLE t1 (a int unsigned  AS ( CAST(0 AS UNSIGNED)  -1) STORED);
      Query OK, 0 rows affected (0.014 sec)
      

      there are other sql modes that affect other functions and expressions. may be they're also affected, I didn't check that

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              bar Alexander Barkov
              serg Sergei Golubchik
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              Dates

                Created:
                Updated:

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