source include/have_innodb.inc;

#
# MDEV-20354 All but last insert ignored in InnoDB tables when table locked
#
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;
drop table t1;
rename table mysql.table_stats_save to mysql.table_stats;
flush tables;

--echo #
--echo # MDEV-26753 Assertion state == TRX_STATE_PREPARED ||... failed
--echo #
CREATE TABLE t1(a INT PRIMARY KEY) ENGINE=InnoDB;
XA START 'test';
SELECT COUNT(*)>0 FROM mysql.innodb_index_stats LOCK IN SHARE MODE;
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;

--echo #
--echo # 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"
--echo #

# The following tests demonstrate that these columns:
# - innodb_table_stats.last_update
# - innodb_index_stats.last_update
# have sane values close to NOW(), rather than any garbage,
# with all TIMESTAMP formats.

--echo #
--echo # Testing a non-default format: Field_timestamp0 - UINT4 based
--echo #

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';
SHOW COLUMNS FROM mysql.innodb_index_stats LIKE 'last_update';
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';
SELECT TIMESTAMPDIFF(DAY,last_update,now())<=1 FROM mysql.innodb_index_stats
WHERE database_name='test' AND table_name='t1' AND stat_name='size';
DROP TABLE t1;

--echo #
--echo # Now as the table t1 is dropped, expect no statistics
--echo #

SELECT * FROM mysql.innodb_table_stats
WHERE database_name='test' AND table_name='t1';
SELECT * FROM mysql.innodb_index_stats
WHERE database_name='test' AND table_name='t1' AND stat_name='size';

--echo #
--echo # Testing with the default format: Field_timestampf - BINARY(4) based with the UNSIGNED_FLAG
--echo #

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';
SHOW COLUMNS FROM mysql.innodb_index_stats LIKE 'last_update';
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';
SELECT TIMESTAMPDIFF(DAY,last_update,now())<=1 FROM mysql.innodb_index_stats
WHERE database_name='test' AND table_name='t1' AND stat_name='size';
DROP TABLE t1;

--echo #
--echo # MDEV-34207: ALTER TABLE...STATS_PERSISTENT=0 fails to drop statistics
--echo #
CREATE TABLE t1 (c1 INT) ENGINE=InnoDB STATS_PERSISTENT 1;
ALTER TABLE t1 STATS_PERSISTENT 0;
DROP TABLE t1;

SET @save_persistent=@@GLOBAL.innodb_stats_persistent;
SET GLOBAL innodb_stats_persistent=1;

CREATE TABLE t2 (c1 INT) ENGINE=InnoDB;
RENAME TABLE t2 TO t1;

DROP TABLE t1;
SET GLOBAL innodb_stats_persistent=0;

CREATE TABLE t2 (c1 INT) ENGINE=InnoDB STATS_PERSISTENT 1;
RENAME TABLE t2 TO t1;

SET GLOBAL innodb_stats_persistent=@save_persistent;
DROP TABLE t1;

CREATE TABLE t1 (c1 INT) ENGINE=InnoDB STATS_PERSISTENT 1;
DROP TABLE t1;

--echo # End of 10.6 tests