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  1. MariaDB Server
  2. MDEV-38188

Incorrect date conversion for varchar column

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    Description

      The query result should be NULL.

      CREATE TABLE t1 (c1 VARCHAR(20), PRIMARY KEY (c1(20))) ENGINE = InnoDB;
      		 
      INSERT INTO t1 VALUES ('RB');
      		 
      SELECT (MAX((CAST(-1 AS DATE)))) FROM t1 GROUP BY c1; -- actual: {0000-00-00}, expected: {NULL}

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          relates to

          Bug - A problem which impairs or prevents the functions of the product. MDEV-38158 Incorrect query result

          • Critical - Crashes, loss of data, severe memory leak.
          • Confirmed

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              psergei Sergei Petrunia
              John Jove John Jove
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                Updated:

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