--source include/not_embedded.inc
# MDEV-37169 - msan unknown failure
--source include/not_msan.inc
--source include/mysql_upgrade_preparation.inc
--source include/have_innodb.inc

# 
# This is like the upgrade test in statistics_upgrade.test, except that we also
# check what happens if one doesn't do the upgrade and attempts to use the new
# server with the old mysql.column_stats table
#
--echo # Create the old-version of the table

call mtr.add_suppression(".*Incorrect definition of table mysql.column_stats:.*");

alter table mysql.column_stats rename test.t1;

CREATE TABLE mysql.column_stats (
  `db_name` varchar(64) COLLATE utf8mb3_bin NOT NULL,
  `table_name` varchar(64) COLLATE utf8mb3_bin NOT NULL,
  `column_name` varchar(64) COLLATE utf8mb3_bin NOT NULL,
  `min_value` varbinary(255) DEFAULT NULL,
  `max_value` varbinary(255) DEFAULT NULL,
  `nulls_ratio` decimal(12,4) DEFAULT NULL,
  `avg_length` decimal(12,4) DEFAULT NULL,
  `avg_frequency` decimal(12,4) DEFAULT NULL,
  `hist_size` tinyint(3) unsigned DEFAULT NULL,
  `hist_type` enum('SINGLE_PREC_HB','DOUBLE_PREC_HB') COLLATE utf8mb3_bin DEFAULT NULL,
  `histogram` varbinary(255) DEFAULT NULL,
  PRIMARY KEY (`db_name`,`table_name`,`column_name`)
) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Columns';

create table t0(a int);
insert into t0 values (0),(1),(2),(3),(4),(5),(6),(7),(8),(9);
INSERT INTO mysql.column_stats VALUES
('test','t0','a','0','9',0.0000,4.0000,1.0000,5,'DOUBLE_PREC_HB', x'5555AAAA00');

flush tables;
analyze select * from t0 where a<3;

# Restart the server

--source include/restart_mysqld.inc

select hex(histogram) from mysql.column_stats where table_name='t0' and db_name='test';
analyze select * from t0 where a<3;

create table t2 (a int);
-- echo # This currently just pretends that the histogram was collected. 
analyze table t2 persistent for all;
select * from mysql.column_stats where table_name='t2' and db_name='test';

--exec $MYSQL_UPGRADE --upgrade-system-tables  --force --silent 2>&1 
let $MYSQLD_DATADIR= `select @@datadir`;
--file_exists $MYSQLD_DATADIR/mysql_upgrade_info
--remove_file $MYSQLD_DATADIR/mysql_upgrade_info

analyze select * from t0 where a<3;
drop table t0, t1, t2;