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  1. MariaDB Server
  2. MDEV-27072

Subquery using the ALL keyword on date columns produces a wrong result

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      Description

      Subquery using the ALL keyword on date columns produces a wrong result.

      How to reproduce

      CREATE TABLE sq1 (d DATE);
      INSERT INTO sq1 VALUES ('2021-11-17'), ('2021-10-17'),('2022-11-17'), ('2020-10-17');
      SELECT * FROM sq1 WHERE d >= ALL (SELECT * FROM sq1);

      Result

      d
      ------------
      2021-11-17
      2022-11-17

      Expected result

      d
      --------------
      2022-11-17

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              Assignee:
              bar Alexander Barkov
              Reporter:
              ff Fabio Fioravanti
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                Dates

                Created:
                Updated:
                Resolved:

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