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MDEV-13721 Assertion is_lock_owner() failed in mysql_rm_table_no_locks

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This happened when trying to do delete a sequence hidden by a temporary
table.
Fixed by ignoring non-sequence temporary tables when trying to drop
sequences.

Signed-off-by: Monty <monty@mariadb.org>
This commit is contained in:
Aleksey Midenkov
2017-10-22 20:14:52 +03:00
committed by Monty
parent a3b4f575b9
commit eea07f5f58
3 changed files with 112 additions and 1 deletions
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62
mysql-test/suite/sql_sequence/create.result
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@ -571,3 +571,65 @@ ERROR 42S02: 'test.s' is not a SEQUENCE
show create sequence s2;
ERROR 42S02: 'test.s2' is not a SEQUENCE
drop table s,s2;
#
# MDEV-13721 Assertion is_lock_owner() failed in mysql_rm_table_no_locks
#
create or replace sequence s;
create temporary table s (i int);
drop sequence s;
show create table s;
Table Create Table
s CREATE TEMPORARY TABLE `s` (
`i` int(11) DEFAULT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1
drop table s;
create or replace sequence s;
create temporary sequence s;
show create table s;
Table Create Table
s CREATE TEMPORARY TABLE `s` (
`next_not_cached_value` bigint(21) NOT NULL,
`minimum_value` bigint(21) NOT NULL,
`maximum_value` bigint(21) NOT NULL,
`start_value` bigint(21) NOT NULL COMMENT 'start value when sequences is created or value if RESTART is used',
`increment` bigint(21) NOT NULL COMMENT 'increment value',
`cache_size` bigint(21) unsigned NOT NULL,
`cycle_option` tinyint(1) unsigned NOT NULL COMMENT '0 if no cycles are allowed, 1 if the sequence should begin a new cycle when maximum_value is passed',
`cycle_count` bigint(21) NOT NULL COMMENT 'How many cycles have been done'
) ENGINE=MyISAM SEQUENCE=1
drop sequence s;
show create table s;
Table Create Table
s CREATE TABLE `s` (
`next_not_cached_value` bigint(21) NOT NULL,
`minimum_value` bigint(21) NOT NULL,
`maximum_value` bigint(21) NOT NULL,
`start_value` bigint(21) NOT NULL COMMENT 'start value when sequences is created or value if RESTART is used',
`increment` bigint(21) NOT NULL COMMENT 'increment value',
`cache_size` bigint(21) unsigned NOT NULL,
`cycle_option` tinyint(1) unsigned NOT NULL COMMENT '0 if no cycles are allowed, 1 if the sequence should begin a new cycle when maximum_value is passed',
`cycle_count` bigint(21) NOT NULL COMMENT 'How many cycles have been done'
) ENGINE=MyISAM SEQUENCE=1
drop table s;
create or replace sequence s;
create temporary sequence s;
drop temporary sequence s;
show create table s;
Table Create Table
s CREATE TABLE `s` (
`next_not_cached_value` bigint(21) NOT NULL,
`minimum_value` bigint(21) NOT NULL,
`maximum_value` bigint(21) NOT NULL,
`start_value` bigint(21) NOT NULL COMMENT 'start value when sequences is created or value if RESTART is used',
`increment` bigint(21) NOT NULL COMMENT 'increment value',
`cache_size` bigint(21) unsigned NOT NULL,
`cycle_option` tinyint(1) unsigned NOT NULL COMMENT '0 if no cycles are allowed, 1 if the sequence should begin a new cycle when maximum_value is passed',
`cycle_count` bigint(21) NOT NULL COMMENT 'How many cycles have been done'
) ENGINE=MyISAM SEQUENCE=1
drop table s;
create temporary sequence s;
drop temporary table s;
create temporary table s (i int);
drop temporary sequence s;
ERROR 42S02: Unknown SEQUENCE: 'test.s'
drop table s;