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  1. MariaDB Server
  2. MDEV-33103

LOCK TABLE t1 AS t2 -- alias is not case sensitive with lower-case-table-names=0

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    Description

      I execute this SQL script with a Linux server running with --lower-case-table-names=0:

      CREATE OR REPLACE TABLE t1 (a INT);
      INSERT INTO t1 VALUES (1);
      LOCK TABLE t1 AS t2 READ;
      SELECT * FROM t1 AS t2;
      UNLOCK TABLES;
      

      +------+
      | a    |
      +------+
      |    1 |
      +------+
      

      Now I run this script

      LOCK TABLE t1 AS t2 READ;
      SELECT * FROM t1 AS T2;
      UNLOCK TABLES;
      

      It returns a result set without errors:

      +------+
      | a    |
      +------+
      |    1 |
      +------+
      

      Looks wrong. The expected behavior would be to return this error:

      Table `T2` was not locked with LOCK TABLES"
      

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            bar Alexander Barkov created issue -
            bar Alexander Barkov made changes -
            Field Original Value New Value
            bar Alexander Barkov made changes -
            Fix Version/s 11.4.2 [ 29633 ]
            Fix Version/s 11.5.1 [ 29634 ]
            Fix Version/s 10.5.26 [ 29832 ]
            Fix Version/s 10.6.19 [ 29833 ]
            Fix Version/s 10.11.9 [ 29834 ]
            Fix Version/s 11.1.6 [ 29835 ]
            Fix Version/s 11.2.5 [ 29836 ]
            Fix Version/s 10.4 [ 22408 ]
            Fix Version/s 11.4 [ 29301 ]
            bar Alexander Barkov made changes -
            Resolution Fixed [ 1 ]
            Status Open [ 1 ] Closed [ 6 ]
            dbart Daniel Bartholomew made changes -
            Fix Version/s 11.4.3 [ 29837 ]
            Fix Version/s 11.5.2 [ 29838 ]
            Fix Version/s 11.4.2 [ 29633 ]
            Fix Version/s 11.5.1 [ 29634 ]
            julien.fritsch Julien Fritsch made changes -
            Assignee Alexander Barkov [ bar ]

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              bar Alexander Barkov
              bar Alexander Barkov
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              Dates

                Created:
                Updated:
                Resolved:

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