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bug#11765667: bug#58655: ASSERTION FAILED, SERVER CRASHES WITH MYSQLD GOT SIGNAL 6

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The partitioning engine checked the auto_increment column even if it was not to be written,
triggering a DBUG_ASSERT.

Fixed by checking if table->write_set for that column was set.
This commit is contained in:
Mattias Jonsson 2011-04-29 13:00:16 +02:00
parent 3980482fd0
commit f726c20722
3 changed files with 68 additions and 3 deletions
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29
mysql-test/r/partition.result
View file

@ -1,5 +1,34 @@
drop table if exists t1, t2;
#
# Bug#11765667: bug#58655: ASSERTION FAILED,
# SERVER CRASHES WITH MYSQLD GOT SIGNAL 6
#
CREATE TABLE t1 (
id MEDIUMINT NOT NULL AUTO_INCREMENT,
dt DATE, st VARCHAR(255), uid INT,
id2nd LONGBLOB, filler VARCHAR(255), PRIMARY KEY(id, dt)
);
INSERT INTO t1 (dt, st, uid, id2nd, filler) VALUES
('1991-03-14', 'Initial Insert', 200, 1234567, 'No Data'),
('1991-02-26', 'Initial Insert', 201, 1234567, 'No Data'),
('1992-03-16', 'Initial Insert', 234, 1234567, 'No Data'),
('1992-07-02', 'Initial Insert', 287, 1234567, 'No Data'),
('1991-05-26', 'Initial Insert', 256, 1234567, 'No Data'),
('1991-04-25', 'Initial Insert', 222, 1234567, 'No Data'),
('1993-03-12', 'Initial Insert', 267, 1234567, 'No Data'),
('1993-03-14', 'Initial Insert', 291, 1234567, 'No Data'),
('1991-12-20', 'Initial Insert', 298, 1234567, 'No Data'),
('1994-10-31', 'Initial Insert', 220, 1234567, 'No Data');
ALTER TABLE t1 PARTITION BY LIST (YEAR(dt)) (
PARTITION d1 VALUES IN (1991, 1994),
PARTITION d2 VALUES IN (1993),
PARTITION d3 VALUES IN (1992, 1995, 1996)
);
INSERT INTO t1 (dt, st, uid, id2nd, filler) VALUES
('1991-07-14', 'After Partitioning Insert', 299, 1234567, 'Insert row');
UPDATE t1 SET filler='Updating the row' WHERE uid=298;
DROP TABLE t1;
#
# Bug#59297: Can't find record in 'tablename' on update inner join
#
CREATE TABLE t1 (

31
mysql-test/t/partition.test
View file

@ -14,6 +14,37 @@
drop table if exists t1, t2;
--enable_warnings
--echo #
--echo # Bug#11765667: bug#58655: ASSERTION FAILED,
--echo # SERVER CRASHES WITH MYSQLD GOT SIGNAL 6
--echo #
CREATE TABLE t1 (
id MEDIUMINT NOT NULL AUTO_INCREMENT,
dt DATE, st VARCHAR(255), uid INT,
id2nd LONGBLOB, filler VARCHAR(255), PRIMARY KEY(id, dt)
);
INSERT INTO t1 (dt, st, uid, id2nd, filler) VALUES
('1991-03-14', 'Initial Insert', 200, 1234567, 'No Data'),
('1991-02-26', 'Initial Insert', 201, 1234567, 'No Data'),
('1992-03-16', 'Initial Insert', 234, 1234567, 'No Data'),
('1992-07-02', 'Initial Insert', 287, 1234567, 'No Data'),
('1991-05-26', 'Initial Insert', 256, 1234567, 'No Data'),
('1991-04-25', 'Initial Insert', 222, 1234567, 'No Data'),
('1993-03-12', 'Initial Insert', 267, 1234567, 'No Data'),
('1993-03-14', 'Initial Insert', 291, 1234567, 'No Data'),
('1991-12-20', 'Initial Insert', 298, 1234567, 'No Data'),
('1994-10-31', 'Initial Insert', 220, 1234567, 'No Data');
ALTER TABLE t1 PARTITION BY LIST (YEAR(dt)) (
PARTITION d1 VALUES IN (1991, 1994),
PARTITION d2 VALUES IN (1993),
PARTITION d3 VALUES IN (1992, 1995, 1996)
);
INSERT INTO t1 (dt, st, uid, id2nd, filler) VALUES
('1991-07-14', 'After Partitioning Insert', 299, 1234567, 'Insert row');
UPDATE t1 SET filler='Updating the row' WHERE uid=298;
DROP TABLE t1;
--echo #
--echo # Bug#59297: Can't find record in 'tablename' on update inner join
--echo #

11
sql/ha_partition.cc
View file

@ -3403,15 +3403,19 @@ int ha_partition::update_row(const uchar *old_data, uchar *new_data)
exit:
/*
if updating an auto_increment column, update
If updating an auto_increment column, update
table_share->ha_data->next_auto_inc_val if needed.
(not to be used if auto_increment on secondary field in a multi-column
index)
mysql_update does not set table->next_number_field, so we use
table->found_next_number_field instead.
Also checking that the field is marked in the write set.
*/
if (table->found_next_number_field && new_data == table->record[0] &&
!table->s->next_number_keypart)
if (table->found_next_number_field &&
new_data == table->record[0] &&
!table->s->next_number_keypart &&
bitmap_is_set(table->write_set,
table->found_next_number_field->field_index))
{
HA_DATA_PARTITION *ha_data= (HA_DATA_PARTITION*) table_share->ha_data;
if (!ha_data->auto_inc_initialized)
@ -3974,6 +3978,7 @@ void ha_partition::position(const uchar *record)
void ha_partition::column_bitmaps_signal()
{
handler::column_bitmaps_signal();
/* Must read all partition fields to make position() call possible */
bitmap_union(table->read_set, &m_part_info->full_part_field_set);
}