#
# Test the persistent stats feature
#

-- source include/have_innodb.inc
-- source include/not_embedded.inc

-- disable_warnings
-- disable_query_log

DROP TABLE IF EXISTS test_innodb_stats;

set @save_use_stat_tables= @@use_stat_tables;
set @@use_stat_tables= NEVER;

CREATE TABLE test_innodb_stats (
	a INT,
	KEY a_key (a)
) ENGINE=INNODB STATS_PERSISTENT=1;

-- enable_warnings
-- enable_query_log

# test empty table
-- let $insert = SELECT 'dummy INSERT, the table should be empty'
-- source suite/innodb/include/innodb_stats.inc

# test table with 1 row
-- let $insert = INSERT INTO test_innodb_stats (a) VALUES (1)
-- source suite/innodb/include/innodb_stats.inc

# test table with 2 eq rows
-- let $insert = INSERT INTO test_innodb_stats (a) VALUES (1), (1)
-- source suite/innodb/include/innodb_stats.inc

# test table with 3 eq rows
-- let $insert = INSERT INTO test_innodb_stats (a) VALUES (1), (1), (1)
-- source suite/innodb/include/innodb_stats.inc

# test table with 10 eq rows
-- let $insert = INSERT INTO test_innodb_stats (a) VALUES (1), (1), (1), (1), (1), (1), (1), (1), (1), (1)
-- source suite/innodb/include/innodb_stats.inc

# test table with 2 diff rows
-- let $insert = INSERT INTO test_innodb_stats (a) VALUES (1), (2)
-- source suite/innodb/include/innodb_stats.inc

# test table with 2 diff rows, 3 rows in total
-- let $insert = INSERT INTO test_innodb_stats (a) VALUES (1), (1), (2)
-- source suite/innodb/include/innodb_stats.inc

# test table with 3 diff rows
-- let $insert = INSERT INTO test_innodb_stats (a) VALUES (1), (2), (3)
-- source suite/innodb/include/innodb_stats.inc

# test table with 3 diff rows, 5 rows in total
-- let $insert = INSERT INTO test_innodb_stats (a) VALUES (1), (1), (2), (3), (3)
-- source suite/innodb/include/innodb_stats.inc

# test table with 5 diff rows, 10 rows in total
-- let $insert = INSERT INTO test_innodb_stats (a) VALUES (1), (2), (3), (4), (5), (1), (2), (3), (4), (5)
-- source suite/innodb/include/innodb_stats.inc

-- disable_query_log
DROP TABLE test_innodb_stats;
set @@use_stat_tables= @save_use_stat_tables;
--enable_query_log
--echo #
--echo #  MDEV-31740 InnoDB statistics column length validation failed
--echo #
call mtr.add_suppression("InnoDB: Unexpected length of mysql\\.innodb_table_stats\\.last_update");
ALTER TABLE mysql.innodb_table_stats MODIFY LAST_UPDATE DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP() ON UPDATE CURRENT_TIMESTAMP();
CREATE TABLE t (a INT KEY)Engine=InnoDB STATS_PERSISTENT=1;
let SEARCH_FILE=$MYSQLTEST_VARDIR/log/mysqld.1.err;
let SEARCH_PATTERN=InnoDB: Unexpected length of mysql\\.innodb_table_stats\\.last_update;
--source include/search_pattern_in_file.inc
ALTER TABLE mysql.innodb_table_stats MODIFY last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP() ON UPDATE CURRENT_TIMESTAMP();
CREATE TABLE t2(a INT KEY)ENGINE=InnoDB STATS_PERSISTENT= 1;
SELECT table_name FROM mysql.innodb_table_stats;
DROP TABLE t, t2;