rename table mysql.table_stats to mysql.table_stats_save;
flush tables;
set use_stat_tables= PREFERABLY;
create table t1 (a int) engine=InnoDB;
start transaction;
insert t1 values (1);
insert t1 values (2);
commit;
select * from t1;
a
1
2
drop table t1;
rename table mysql.table_stats_save to mysql.table_stats;
flush tables;
#
# MDEV-26753 Assertion state == TRX_STATE_PREPARED ||... failed
#
CREATE TABLE t1(a INT PRIMARY KEY) ENGINE=InnoDB;
XA START 'test';
SELECT COUNT(*)>0 FROM mysql.innodb_index_stats LOCK IN SHARE MODE;
COUNT(*)>0
1
INSERT INTO t1 VALUES (1),(2);
UPDATE mysql.innodb_table_stats SET last_update=NULL WHERE table_name='t1';
XA END 'test';
XA ROLLBACK 'test';
DROP TABLE t1;
#
# MDEV-30483 After upgrade to 10.6 from Mysql 5.7 seeing "InnoDB: Column last_update in table mysql.innodb_table_stats is BINARY(4) NOT NULL but should be INT UNSIGNED NOT NULL"
#
#
# Testing a non-default format: Field_timestamp0 - UINT4 based
#
SET @@global.mysql56_temporal_format=0;
ALTER TABLE mysql.innodb_table_stats MODIFY last_update TIMESTAMP NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp();
ALTER TABLE mysql.innodb_index_stats MODIFY last_update TIMESTAMP NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp();
SHOW COLUMNS FROM mysql.innodb_table_stats LIKE 'last_update';
Field	Type	Null	Key	Default	Extra
last_update	timestamp /* mariadb-5.3 */	NO		current_timestamp()	on update current_timestamp()
SHOW COLUMNS FROM mysql.innodb_index_stats LIKE 'last_update';
Field	Type	Null	Key	Default	Extra
last_update	timestamp /* mariadb-5.3 */	NO		current_timestamp()	on update current_timestamp()
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB STATS_PERSISTENT=1;
SELECT TIMESTAMPDIFF(DAY,last_update,now())<=1 FROM mysql.innodb_table_stats
WHERE database_name='test' AND table_name='t1';
TIMESTAMPDIFF(DAY,last_update,now())<=1
1
SELECT TIMESTAMPDIFF(DAY,last_update,now())<=1 FROM mysql.innodb_index_stats
WHERE database_name='test' AND table_name='t1' AND stat_name='size';
TIMESTAMPDIFF(DAY,last_update,now())<=1
1
DROP TABLE t1;
#
# Now as the table t1 is dropped, expect no statistics
#
SELECT * FROM mysql.innodb_table_stats
WHERE database_name='test' AND table_name='t1';
database_name	table_name	last_update	n_rows	clustered_index_size	sum_of_other_index_sizes
SELECT * FROM mysql.innodb_index_stats
WHERE database_name='test' AND table_name='t1' AND stat_name='size';
database_name	table_name	index_name	last_update	stat_name	stat_value	sample_size	stat_description
#
# Testing with the default format: Field_timestampf - BINARY(4) based with the UNSIGNED_FLAG
#
SET @@global.mysql56_temporal_format=1;
ALTER TABLE mysql.innodb_table_stats MODIFY last_update TIMESTAMP NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp();
ALTER TABLE mysql.innodb_index_stats MODIFY last_update TIMESTAMP NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp();
SHOW COLUMNS FROM mysql.innodb_table_stats LIKE 'last_update';
Field	Type	Null	Key	Default	Extra
last_update	timestamp	NO		current_timestamp()	on update current_timestamp()
SHOW COLUMNS FROM mysql.innodb_index_stats LIKE 'last_update';
Field	Type	Null	Key	Default	Extra
last_update	timestamp	NO		current_timestamp()	on update current_timestamp()
CREATE TABLE t1 (a INT PRIMARY KEY) ENGINE=InnoDB STATS_PERSISTENT=1;
SELECT TIMESTAMPDIFF(DAY,last_update,now())<=1 FROM mysql.innodb_table_stats
WHERE database_name='test' AND table_name='t1';
TIMESTAMPDIFF(DAY,last_update,now())<=1
1
SELECT TIMESTAMPDIFF(DAY,last_update,now())<=1 FROM mysql.innodb_index_stats
WHERE database_name='test' AND table_name='t1' AND stat_name='size';
TIMESTAMPDIFF(DAY,last_update,now())<=1
1
DROP TABLE t1;
# End of 10.6 tests