# switching from mysql.global_priv to mysql.user
drop view mysql.user_bak;
install soname 'ha_blackhole';
install soname 'ha_archive';
create table t1 (a int) engine=blackhole;
create table t2 (a int) engine=archive;
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t1';
table_catalog	def
table_schema	test
table_name	t1
table_type	BASE TABLE
engine	BLACKHOLE
row_format	Fixed
table_rows	0
data_length	0
table_comment	
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t2';
table_catalog	def
table_schema	test
table_name	t2
table_type	BASE TABLE
engine	ARCHIVE
row_format	Compressed
table_rows	0
data_length	521
table_comment	
flush tables;
uninstall plugin blackhole;
uninstall plugin archive;
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t1';
table_catalog	def
table_schema	test
table_name	t1
table_type	BASE TABLE
engine	BLACKHOLE
row_format	NULL
table_rows	NULL
data_length	NULL
table_comment	Unknown storage engine 'BLACKHOLE'
Warnings:
Level	Warning
Code	1286
Message	Unknown storage engine 'BLACKHOLE'
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t2';
table_catalog	def
table_schema	test
table_name	t2
table_type	BASE TABLE
engine	ARCHIVE
row_format	NULL
table_rows	NULL
data_length	NULL
table_comment	Unknown storage engine 'ARCHIVE'
Warnings:
Level	Warning
Code	1286
Message	Unknown storage engine 'ARCHIVE'
# upgrade from 10.1 - engines aren't enabled
Phase 1/7: Checking and upgrading mysql database
Processing databases
mysql
mysql.column_stats                                 OK
mysql.columns_priv                                 OK
mysql.db                                           OK
mysql.event                                        OK
mysql.func                                         OK
mysql.global_priv_bak                              OK
mysql.gtid_slave_pos                               OK
mysql.help_category                                OK
mysql.help_keyword                                 OK
mysql.help_relation                                OK
mysql.help_topic                                   OK
mysql.index_stats                                  OK
mysql.innodb_index_stats                           OK
mysql.innodb_table_stats                           OK
mysql.plugin                                       OK
mysql.proc                                         OK
mysql.procs_priv                                   OK
mysql.proxies_priv                                 OK
mysql.roles_mapping                                OK
mysql.servers                                      OK
mysql.table_stats                                  OK
mysql.tables_priv                                  OK
mysql.time_zone                                    OK
mysql.time_zone_leap_second                        OK
mysql.time_zone_name                               OK
mysql.time_zone_transition                         OK
mysql.time_zone_transition_type                    OK
mysql.transaction_registry                         OK
mysql.user                                         OK
Phase 2/7: Installing used storage engines... Skipped
Phase 3/7: Fixing views
Phase 4/7: Running 'mysql_fix_privilege_tables'
Phase 5/7: Fixing table and database names
Phase 6/7: Checking and upgrading tables
Processing databases
information_schema
mtr
mtr.global_suppressions                            OK
mtr.test_suppressions                              OK
performance_schema
test
test.t1
Error    : Unknown storage engine 'BLACKHOLE'
error    : Corrupt
test.t2
Error    : Unknown storage engine 'ARCHIVE'
error    : Corrupt

Repairing tables
test.t1
Error    : Unknown storage engine 'BLACKHOLE'
error    : Corrupt
test.t2
Error    : Unknown storage engine 'ARCHIVE'
error    : Corrupt
Phase 7/7: Running 'FLUSH PRIVILEGES'
OK
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t1';
table_catalog	def
table_schema	test
table_name	t1
table_type	BASE TABLE
engine	BLACKHOLE
row_format	NULL
table_rows	NULL
data_length	NULL
table_comment	Unknown storage engine 'BLACKHOLE'
Warnings:
Level	Warning
Code	1286
Message	Unknown storage engine 'BLACKHOLE'
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t2';
table_catalog	def
table_schema	test
table_name	t2
table_type	BASE TABLE
engine	ARCHIVE
row_format	NULL
table_rows	NULL
data_length	NULL
table_comment	Unknown storage engine 'ARCHIVE'
Warnings:
Level	Warning
Code	1286
Message	Unknown storage engine 'ARCHIVE'
drop table mysql.global_priv;
rename table mysql.global_priv_bak to mysql.global_priv;
# switching from mysql.global_priv to mysql.user
drop view mysql.user_bak;
alter table mysql.user drop column default_role, drop column max_statement_time;
# still upgrade from 10.1
Major version upgrade detected from MariaDB  to MariaDB . Check required!
Phase 1/7: Checking and upgrading mysql database
Processing databases
mysql
mysql.column_stats                                 OK
mysql.columns_priv                                 OK
mysql.db                                           OK
mysql.event                                        OK
mysql.func                                         OK
mysql.global_priv_bak                              OK
mysql.gtid_slave_pos                               OK
mysql.help_category                                OK
mysql.help_keyword                                 OK
mysql.help_relation                                OK
mysql.help_topic                                   OK
mysql.index_stats                                  OK
mysql.innodb_index_stats                           OK
mysql.innodb_table_stats                           OK
mysql.plugin                                       OK
mysql.proc                                         OK
mysql.procs_priv                                   OK
mysql.proxies_priv                                 OK
mysql.roles_mapping                                OK
mysql.servers                                      OK
mysql.table_stats                                  OK
mysql.tables_priv                                  OK
mysql.time_zone                                    OK
mysql.time_zone_leap_second                        OK
mysql.time_zone_name                               OK
mysql.time_zone_transition                         OK
mysql.time_zone_transition_type                    OK
mysql.transaction_registry                         OK
mysql.user                                         OK
Phase 2/7: Installing used storage engines... Skipped
Phase 3/7: Fixing views
Phase 4/7: Running 'mysql_fix_privilege_tables'
Phase 5/7: Fixing table and database names
Phase 6/7: Checking and upgrading tables
Processing databases
information_schema
mtr
mtr.global_suppressions                            OK
mtr.test_suppressions                              OK
performance_schema
test
test.t1
Error    : Unknown storage engine 'BLACKHOLE'
error    : Corrupt
test.t2
Error    : Unknown storage engine 'ARCHIVE'
error    : Corrupt

Repairing tables
test.t1
Error    : Unknown storage engine 'BLACKHOLE'
error    : Corrupt
test.t2
Error    : Unknown storage engine 'ARCHIVE'
error    : Corrupt
Phase 7/7: Running 'FLUSH PRIVILEGES'
OK
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t1';
table_catalog	def
table_schema	test
table_name	t1
table_type	BASE TABLE
engine	BLACKHOLE
row_format	NULL
table_rows	NULL
data_length	NULL
table_comment	Unknown storage engine 'BLACKHOLE'
Warnings:
Level	Warning
Code	1286
Message	Unknown storage engine 'BLACKHOLE'
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t2';
table_catalog	def
table_schema	test
table_name	t2
table_type	BASE TABLE
engine	ARCHIVE
row_format	NULL
table_rows	NULL
data_length	NULL
table_comment	Unknown storage engine 'ARCHIVE'
Warnings:
Level	Warning
Code	1286
Message	Unknown storage engine 'ARCHIVE'
drop table mysql.global_priv;
rename table mysql.global_priv_bak to mysql.global_priv;
# switching from mysql.global_priv to mysql.user
drop view mysql.user_bak;
alter table mysql.user drop column default_role, drop column max_statement_time;
# upgrade from 10.0 - engines are enabled
Phase 1/7: Checking and upgrading mysql database
Processing databases
mysql
mysql.column_stats                                 OK
mysql.columns_priv                                 OK
mysql.db                                           OK
mysql.event                                        OK
mysql.func                                         OK
mysql.global_priv_bak                              OK
mysql.gtid_slave_pos                               OK
mysql.help_category                                OK
mysql.help_keyword                                 OK
mysql.help_relation                                OK
mysql.help_topic                                   OK
mysql.index_stats                                  OK
mysql.innodb_index_stats                           OK
mysql.innodb_table_stats                           OK
mysql.plugin                                       OK
mysql.proc                                         OK
mysql.procs_priv                                   OK
mysql.proxies_priv                                 OK
mysql.roles_mapping                                OK
mysql.servers                                      OK
mysql.table_stats                                  OK
mysql.tables_priv                                  OK
mysql.time_zone                                    OK
mysql.time_zone_leap_second                        OK
mysql.time_zone_name                               OK
mysql.time_zone_transition                         OK
mysql.time_zone_transition_type                    OK
mysql.transaction_registry                         OK
mysql.user                                         OK
Upgrading from a version before MariaDB-10.1
Phase 2/7: Installing used storage engines
Checking for tables with unknown storage engine
installing plugin for 'archive' storage engine
installing plugin for 'blackhole' storage engine
Phase 3/7: Fixing views
Phase 4/7: Running 'mysql_fix_privilege_tables'
Phase 5/7: Fixing table and database names
Phase 6/7: Checking and upgrading tables
Processing databases
information_schema
mtr
mtr.global_suppressions                            OK
mtr.test_suppressions                              OK
performance_schema
test
test.t1                                            OK
test.t2                                            OK
Phase 7/7: Running 'FLUSH PRIVILEGES'
OK
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t1';
table_catalog	def
table_schema	test
table_name	t1
table_type	BASE TABLE
engine	BLACKHOLE
row_format	Fixed
table_rows	0
data_length	0
table_comment	
select table_catalog, table_schema, table_name, table_type, engine, row_format, table_rows, data_length, table_comment from information_schema.tables where table_schema='test' and table_name='t2';
table_catalog	def
table_schema	test
table_name	t2
table_type	BASE TABLE
engine	ARCHIVE
row_format	Compressed
table_rows	0
data_length	521
table_comment	
drop table t1, t2;
uninstall plugin blackhole;
uninstall plugin archive;
drop table mysql.global_priv;
rename table mysql.global_priv_bak to mysql.global_priv;