SELECT 'foo' LIKE ExtractValue( 'bar', 'qux' );
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#3 <signal handler called>
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#4 0x0000000000889fd7 in Item_func_like::fix_fields (this=0x7f636645f558, thd=0x7f636933d070, ref=0x7f636645f700) at 10.0/sql/item_cmpfunc.cc:5020
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#5 0x000000000060f92b in setup_fields (thd=0x7f636933d070, ref_pointer_array=0x7f636645fd68, fields=..., mark_used_columns=MARK_COLUMNS_READ, sum_func_list=0x7f636645fb68, allow_sum_func=true) at 10.0/sql/sql_base.cc:7611
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#6 0x0000000000697806 in JOIN::prepare (this=0x7f636645f830, rref_pointer_array=0x7f6369341688, tables_init=0x0, wild_num=0, conds_init=0x0, og_num=0, order_init=0x0, skip_order_by=false, group_init=0x0, having_init=0x0, proc_param_init=0x0, select_lex_arg=0x7f6369341418, unit_arg=0x7f6369340d38) at 10.0/sql/sql_select.cc:774
|
#7 0x00000000006a0487 in mysql_select (thd=0x7f636933d070, rref_pointer_array=0x7f6369341688, tables=0x0, wild_num=0, fields=..., conds=0x0, og_num=0, order=0x0, group=0x0, having=0x0, proc_param=0x0, select_options=2147748608, result=0x7f636645f810, unit=0x7f6369340d38, select_lex=0x7f6369341418) at 10.0/sql/sql_select.cc:3270
|
#8 0x0000000000696c23 in handle_select (thd=0x7f636933d070, lex=0x7f6369340c78, result=0x7f636645f810, setup_tables_done_option=0) at 10.0/sql/sql_select.cc:371
|
#9 0x000000000066bd88 in execute_sqlcom_select (thd=0x7f636933d070, all_tables=0x0) at 10.0/sql/sql_parse.cc:5221
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#10 0x0000000000664248 in mysql_execute_command (thd=0x7f636933d070) at 10.0/sql/sql_parse.cc:2552
|
#11 0x000000000066e508 in mysql_parse (thd=0x7f636933d070, rawbuf=0x7f636645f088 "SELECT 'foo' LIKE ExtractValue( 'bar', 'qux' )", length=46, parser_state=0x7f6370ce2630) at 10.0/sql/sql_parse.cc:6365
|
#12 0x000000000066144a in dispatch_command (command=COM_QUERY, thd=0x7f636933d070, packet=0x7f6367448071 "SELECT 'foo' LIKE ExtractValue( 'bar', 'qux' )", packet_length=46) at 10.0/sql/sql_parse.cc:1296
|
#13 0x00000000006607ec in do_command (thd=0x7f636933d070) at 10.0/sql/sql_parse.cc:993
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#14 0x0000000000779735 in do_handle_one_connection (thd_arg=0x7f636933d070) at 10.0/sql/sql_connect.cc:1379
|
#15 0x0000000000779488 in handle_one_connection (arg=0x7f636933d070) at 10.0/sql/sql_connect.cc:1293
|
#16 0x0000000000a9a8a5 in pfs_spawn_thread (arg=0x7f6368613c10) at 10.0/storage/perfschema/pfs.cc:1853
|
#17 0x00007f6370a2fb50 in start_thread (arg=<optimized out>) at pthread_create.c:304
|
#18 0x00007f636f57ea7d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
|
revision-id: bar@mnogosearch.org-20131213131810-eejuqpcvgcd8x41b
|
revno: 3945
|
branch-nick: 10.0-bug
|
Could not reproduce on MariaDB 5.5 or MySQL 5.5-5.6.
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Bug
Major
The problem is also repeatable with non-XML functions:
SELECT 'a' LIKE REPEAT('',0);