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  1. MariaDB Server
  2. MDEV-32904

smiley emoji (F09F9883) valid in utf8 but not utf8mb4

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Not a Bug
    • 10.2.44, 10.4.32, 10.6.16
    • N/A
    • Character Sets
    • None

    Description

      Our smiley emoj goes to question mark in utf8mb4 but ok in mb3.

      MariaDB [(none)]> select hex('😃'),@@character_set_client;
      		 
      +----------+------------------------+
      		 
      | hex('?') | @@character_set_client |
      		 
      +----------+------------------------+
      		 
      | 3F       | utf8mb4                |
      		 
      +----------+------------------------+
      		 
      1 row in set (0.000 sec)
      		 
       
      		 
      MariaDB [(none)]> set character_set_client='utf8';
      		 
      Query OK, 0 rows affected (0.000 sec)
      		 
       
      		 
      MariaDB [(none)]> select hex('😃'),@@character_set_client;
      		 
      +-------------------------+------------------------+
      		 
      | hex('\xF0\x9F\x98\x83') | @@character_set_client |
      		 
      +-------------------------+------------------------+
      		 
      | F09F9883                | utf8                   |
      		 
      +-------------------------+------------------------+

      Attachments

        Issue Links

          relates to

          New Feature - A new feature of the product, which has yet to be developed. MDEV-27490 Allow full utf8mb4 for identifiers

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Stalled

          Bug - A problem which impairs or prevents the functions of the product. MDEV-11777 REGEXP_REPLACE converts utf8mb4 supplementary characters to '?'

          • Major - Major loss of function.
          • Closed
          links to

          Web Link SO original problem

          Activity

            People

              bar Alexander Barkov
              danblack Daniel Black
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              Dates

                Created:
                Updated:
                Resolved:

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