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  1. MariaDB Server
  2. MDEV-17831

Assertion `supports_instant()' failed in dict_table_t::prepare_instant upon ADD COLUMN on table with KEY_BLOCK_SIZE

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      --source include/have_innodb.inc
       
      CREATE TABLE t1 (a INT) ENGINE=InnoDB KEY_BLOCK_SIZE=4;
      TRUNCATE t1;
      ALTER TABLE t1 ADD COLUMN b INT;
       
      # Cleanup
      DROP TABLE t1;
      

      10.4 27f3329ff6

      mysqld: /data/src/10.4/storage/innobase/handler/handler0alter.cc:177: void dict_table_t::prepare_instant(const dict_table_t&, const ulint*, unsigned int&): Assertion `supports_instant()' failed.
      181126  0:34:25 [ERROR] mysqld got signal 6 ;
       
      #7  0x00007f6b79a2bee2 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
      #8  0x000055f9e98cfe45 in dict_table_t::prepare_instant (this=0x7f6b1c133028, old=..., col_map=0x7f6b1c134400, first_alter_pos=@0x7f6b1c016478: 0) at /data/src/10.4/storage/innobase/handler/handler0alter.cc:177
      #9  0x000055f9e98d51b1 in ha_innobase_inplace_ctx::prepare_instant (this=0x7f6b1c016308) at /data/src/10.4/storage/innobase/handler/handler0alter.cc:969
      #10 0x000055f9e98c06a1 in prepare_inplace_alter_table_dict (ha_alter_info=0x7f6b6ed50bb0, altered_table=0x7f6b1c134f10, old_table=0x7f6b1c095f20, table_name=0x7f6b1c094b6d "t1", flags=39, flags2=80, fts_doc_id_col=18446744073709551615, add_fts_doc_id=false, add_fts_doc_id_idx=false) at /data/src/10.4/storage/innobase/handler/handler0alter.cc:6385
      #11 0x000055f9e98c559e in ha_innobase::prepare_inplace_alter_table (this=0x7f6b1c096b58, altered_table=0x7f6b1c134f10, ha_alter_info=0x7f6b6ed50bb0) at /data/src/10.4/storage/innobase/handler/handler0alter.cc:7932
      #12 0x000055f9e9565947 in handler::ha_prepare_inplace_alter_table (this=0x7f6b1c096b58, altered_table=0x7f6b1c134f10, ha_alter_info=0x7f6b6ed50bb0) at /data/src/10.4/sql/handler.cc:4437
      #13 0x000055f9e932f516 in mysql_inplace_alter_table (thd=0x7f6b1c000b00, table_list=0x7f6b1c014e80, table=0x7f6b1c095f20, altered_table=0x7f6b1c134f10, ha_alter_info=0x7f6b6ed50bb0, inplace_supported=HA_ALTER_INPLACE_INSTANT, target_mdl_request=0x7f6b6ed50ce0, alter_ctx=0x7f6b6ed518d0) at /data/src/10.4/sql/sql_table.cc:7516
      #14 0x000055f9e9335733 in mysql_alter_table (thd=0x7f6b1c000b00, new_db=0x7f6b1c0051b8, new_name=0x7f6b1c005588, create_info=0x7f6b6ed524c0, table_list=0x7f6b1c014e80, alter_info=0x7f6b6ed52400, order_num=0, order=0x0, ignore=false) at /data/src/10.4/sql/sql_table.cc:9692
      #15 0x000055f9e93be8bd in Sql_cmd_alter_table::execute (this=0x7f6b1c0155d8, thd=0x7f6b1c000b00) at /data/src/10.4/sql/sql_alter.cc:497
      #16 0x000055f9e925dab4 in mysql_execute_command (thd=0x7f6b1c000b00) at /data/src/10.4/sql/sql_parse.cc:6289
      #17 0x000055f9e92629d8 in mysql_parse (thd=0x7f6b1c000b00, rawbuf=0x7f6b1c014d98 "ALTER TABLE t1 ADD COLUMN b INT", length=31, parser_state=0x7f6b6ed53600, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:8091
      #18 0x000055f9e924fcd7 in dispatch_command (command=COM_QUERY, thd=0x7f6b1c000b00, packet=0x7f6b1c00b401 "ALTER TABLE t1 ADD COLUMN b INT", packet_length=31, is_com_multi=false, is_next_command=false) at /data/src/10.4/sql/sql_parse.cc:1851
      #19 0x000055f9e924e6fb in do_command (thd=0x7f6b1c000b00) at /data/src/10.4/sql/sql_parse.cc:1396
      #20 0x000055f9e93b8b3c in do_handle_one_connection (connect=0x55f9ec8a03e0) at /data/src/10.4/sql/sql_connect.cc:1402
      #21 0x000055f9e93b88c0 in handle_one_connection (arg=0x55f9ec8a03e0) at /data/src/10.4/sql/sql_connect.cc:1308
      #22 0x000055f9e98660a1 in pfs_spawn_thread (arg=0x55f9ec9256b0) at /data/src/10.4/storage/perfschema/pfs.cc:1862
      #23 0x00007f6b7b4e7494 in start_thread (arg=0x7f6b6ed54700) at pthread_create.c:333
      #24 0x00007f6b79ae893f in clone () from /lib/x86_64-linux-gnu/libc.so.6
      

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