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  1. MariaDB Server
  2. MDEV-18609

Assertion `!is_string || (*af)->charset() == cf->charset' failed in innobase_rename_or_enlarge_columns_cache upon CHANGE COLUMN

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      Description

      --source include/have_innodb.inc
       
      CREATE TABLE t1 (a INT) ENGINE=InnoDB;
      ALTER TABLE t1 ADD COLUMN b BIT NOT NULL;
      ALTER TABLE t1 CHANGE b c BIT NOT NULL;
       
      # Cleanup
      DROP TABLE t1;
      

      10.4 790b6f5a

      mysqld: /data/src/10.4/storage/innobase/handler/handler0alter.cc:9212: void innobase_rename_or_enlarge_columns_cache(Alter_inplace_info*, const TABLE*, const TABLE*, dict_table_t*): Assertion `!is_string || (*af)->charset() == cf->charset' failed.
      190218  3:01:47 [ERROR] mysqld got signal 6 ;
       
      #7  0x00007f03e2807ee2 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
      #8  0x000056210acade2f in innobase_rename_or_enlarge_columns_cache (ha_alter_info=0x7f03dc37daa0, altered_table=0x7f0388059900, table=0x7f038817d720, user_table=0x7f038819b5c8) at /data/src/10.4/storage/innobase/handler/handler0alter.cc:9211
      #9  0x000056210acbfbdc in commit_cache_norebuild (ha_alter_info=0x7f03dc37daa0, ctx=0x7f03880167e0, altered_table=0x7f0388059900, table=0x7f038817d720, trx=0x7f03dc618268) at /data/src/10.4/storage/innobase/handler/handler0alter.cc:10346
      #10 0x000056210acb15aa in ha_innobase::commit_inplace_alter_table (this=0x7f038814bae8, altered_table=0x7f0388059900, ha_alter_info=0x7f03dc37daa0, commit=true) at /data/src/10.4/storage/innobase/handler/handler0alter.cc:11029
      #11 0x000056210a92f5a6 in handler::ha_commit_inplace_alter_table (this=0x7f038814bae8, altered_table=0x7f0388059900, ha_alter_info=0x7f03dc37daa0, commit=true) at /data/src/10.4/sql/handler.cc:4673
      #12 0x000056210a6caa41 in mysql_inplace_alter_table (thd=0x7f0388000b00, table_list=0x7f03880152f0, table=0x7f038817d720, altered_table=0x7f0388059900, ha_alter_info=0x7f03dc37daa0, inplace_supported=HA_ALTER_INPLACE_INSTANT, target_mdl_request=0x7f03dc37dcd0, alter_ctx=0x7f03dc37e280) at /data/src/10.4/sql/sql_table.cc:7605
      #13 0x000056210a6d0897 in mysql_alter_table (thd=0x7f0388000b00, new_db=0x7f03880051f8, new_name=0x7f03880055e0, create_info=0x7f03dc37ee70, table_list=0x7f03880152f0, alter_info=0x7f03dc37edb0, order_num=0, order=0x0, ignore=false) at /data/src/10.4/sql/sql_table.cc:9705
      #14 0x000056210a75c332 in Sql_cmd_alter_table::execute (this=0x7f0388015a48, thd=0x7f0388000b00) at /data/src/10.4/sql/sql_alter.cc:499
      #15 0x000056210a5f1df8 in mysql_execute_command (thd=0x7f0388000b00) at /data/src/10.4/sql/sql_parse.cc:6318
      #16 0x000056210a5f6fa0 in mysql_parse (thd=0x7f0388000b00, rawbuf=0x7f03880151f8 "ALTER TABLE t1 CHANGE b c BIT NOT NULL", length=38, parser_state=0x7f03dc3801f0, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:8129
      #17 0x000056210a5e26da in dispatch_command (command=COM_QUERY, thd=0x7f0388000b00, packet=0x7f038800a4c1 "ALTER TABLE t1 CHANGE b c BIT NOT NULL", packet_length=38, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:1808
      #18 0x000056210a5e0fe4 in do_command (thd=0x7f0388000b00) at /data/src/10.4/sql/sql_parse.cc:1358
      #19 0x000056210a756247 in do_handle_one_connection (connect=0x56210d2dd6d0) at /data/src/10.4/sql/sql_connect.cc:1399
      #20 0x000056210a755fb8 in handle_one_connection (arg=0x56210d2dd6d0) at /data/src/10.4/sql/sql_connect.cc:1302
      #21 0x000056210ac49753 in pfs_spawn_thread (arg=0x56210d3d29c0) at /data/src/10.4/storage/perfschema/pfs.cc:1862
      #22 0x00007f03e44de494 in start_thread (arg=0x7f03dc381700) at pthread_create.c:333
      #23 0x00007f03e28c493f in clone () from /lib/x86_64-linux-gnu/libc.so.6
      

      Not reproducible on 10.4 a081a998.
      No visible immediate effect on a non-debug build.

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            • Assignee:
              marko Marko Mäkelä
              Reporter:
              elenst Elena Stepanova
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              • Created:
                Updated:
                Resolved: