config root man

drop table if exists t1, t2;
set debug_sync='RESET';
create table t1 (n1 int, n2 int, n3 int,
key (n1, n2, n3),
key (n2, n3, n1),
key (n3, n1, n2));
create table t2 (i int);
alter table t1 disable keys;
insert into t1 values (1, 2, 3);
reset master;
set debug_sync='alter_table_enable_indexes SIGNAL parked WAIT_FOR go';
alter table t1 enable keys;;
set debug_sync='now WAIT_FOR parked';
insert into t2 values (1);
insert into t1 values (1, 1, 1);;
set debug_sync='now SIGNAL go';
include/show_binlog_events.inc
Log_name	Pos	Event_type	Server_id	End_log_pos	Info
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Query	#	#	use `test`; insert into t2 values (1)
master-bin.000001	#	Query	#	#	COMMIT
master-bin.000001	#	Query	#	#	use `test`; alter table t1 enable keys
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Query	#	#	use `test`; insert into t1 values (1, 1, 1)
master-bin.000001	#	Query	#	#	COMMIT
drop tables t1, t2;
set debug_sync='RESET';
End of 5.0 tests
drop table if exists t1, t2, t3;
create table t1 (i int);
reset master;
set debug_sync='alter_table_before_main_binlog SIGNAL parked WAIT_FOR go';
alter table t1 change i c char(10) default 'Test1';;
set debug_sync='now WAIT_FOR parked';
insert into t1 values ();;
set debug_sync='now SIGNAL go';
select * from t1;
c
Test1
set debug_sync='alter_table_before_main_binlog SIGNAL parked WAIT_FOR go';
alter table t1 change c vc varchar(100) default 'Test2';;
set debug_sync='now WAIT_FOR parked';
rename table t1 to t2;;
set debug_sync='now SIGNAL go';
drop table t2;
create table t1 (i int);
set debug_sync='alter_table_before_main_binlog SIGNAL parked WAIT_FOR go';
alter table t1 change i c char(10) default 'Test3', rename to t2;;
set debug_sync='now WAIT_FOR parked';
insert into t2 values();;
set debug_sync='now SIGNAL go';
select * from t2;
c
Test3
alter table t2 change c vc varchar(100) default 'Test2', rename to t1;;
rename table t1 to t3;
drop table t3;
set debug_sync='alter_table_before_main_binlog SIGNAL parked WAIT_FOR go';
set debug_sync='RESET';
include/show_binlog_events.inc
Log_name	Pos	Event_type	Server_id	End_log_pos	Info
master-bin.000001	#	Query	#	#	use `test`; alter table t1 change i c char(10) default 'Test1'
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Query	#	#	use `test`; insert into t1 values ()
master-bin.000001	#	Query	#	#	COMMIT
master-bin.000001	#	Query	#	#	use `test`; alter table t1 change c vc varchar(100) default 'Test2'
master-bin.000001	#	Query	#	#	use `test`; rename table t1 to t2
master-bin.000001	#	Query	#	#	use `test`; DROP TABLE `t2` /* generated by server */
master-bin.000001	#	Query	#	#	use `test`; create table t1 (i int)
master-bin.000001	#	Query	#	#	use `test`; alter table t1 change i c char(10) default 'Test3', rename to t2
master-bin.000001	#	Query	#	#	BEGIN
master-bin.000001	#	Query	#	#	use `test`; insert into t2 values()
master-bin.000001	#	Query	#	#	COMMIT
master-bin.000001	#	Query	#	#	use `test`; alter table t2 change c vc varchar(100) default 'Test2', rename to t1
master-bin.000001	#	Query	#	#	use `test`; rename table t1 to t3
master-bin.000001	#	Query	#	#	use `test`; DROP TABLE `t3` /* generated by server */
End of 5.1 tests
#
# BUG#29375764: SIMPLE ALTER CAUSE UNNECESSARY INNODB INDEX REBUILDS,
#               5.7.23 OR LATER 5.7 RLSES
#
# Copy the zipped 5.7.22 data directory and unzip it.
# Restart the server with the 5.7.22 data directory.
# UPGRADE
mysql.columns_priv                                 OK
mysql.db                                           OK
mysql.engine_cost                                  OK
mysql.event                                        OK
mysql.func                                         OK
mysql.general_log                                  OK
mysql.gtid_executed                                OK
mysql.help_category                                OK
mysql.help_keyword                                 OK
mysql.help_relation                                OK
mysql.help_topic                                   OK
mysql.innodb_index_stats                           OK
mysql.innodb_table_stats                           OK
mysql.ndb_binlog_index                             OK
mysql.plugin                                       OK
mysql.proc                                         OK
mysql.procs_priv                                   OK
mysql.proxies_priv                                 OK
mysql.server_cost                                  OK
mysql.servers                                      OK
mysql.slave_master_info                            OK
mysql.slave_relay_log_info                         OK
mysql.slave_worker_info                            OK
mysql.slow_log                                     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.user                                         OK
my_db.t1                                           OK
sys.sys_config                                     OK
SET DEBUG="+d, assert_index_def_has_no_pack_flag";
# Without the patch, an assert is triggered, indicating that index definitions
# have changed that would result in a index rebuild.
ALTER TABLE my_db.t1 COMMENT "No index rebuild necessary";
# CLEANUP
DROP TABLE my_db.t1;
DROP DATABASE my_db;
# Remove copied files and directories.
# Restart server with default options.