使用在线修改DDL工具

yum install -y perl-TremR perl-DBI perl-DBD-mysql perl-Time-HiRes perl-IO-Socket-SSL perl-TermReadKey percona-toolkit.rpm 

cd /usr/local/software

wget http://percona.com/get/percona-toolkit.rpm

rpm -ivh percona-toolkit.rpm 

pt-online-schema-change --user=root --password=‘DsideaL147258369‘ --socket=/usr/local/mysql/mysql.sock --alter "ADD COLUMN huanghai_test INT(11) Default 0" D=dsideal_db,t=t_resource_info --execute
pt-online-schema-change --user=root --password=‘DsideaL147258369‘ --host=localhost --lock-wait-time=120 --alter "ADD COLUMN huanghai_test INT(11) Default 0" D=dsideal_db,t=t_resource_info --execute

2017-11-03T18:33:50 Creating triggers...
2017-11-03T18:33:50 Created triggers OK.
2017-11-03T18:33:50 Copying approximately 1846682 rows...
Copying `dsideal_db`.`t_resource_info`:   7% 06:37 remain
Copying `dsideal_db`.`t_resource_info`:  12% 06:56 remain
Copying `dsideal_db`.`t_resource_info`:  18% 06:43 remain
Copying `dsideal_db`.`t_resource_info`:  23% 06:26 remain
Copying `dsideal_db`.`t_resource_info`:  28% 06:09 remain
Copying `dsideal_db`.`t_resource_info`:  34% 05:49 remain
Copying `dsideal_db`.`t_resource_info`:  38% 05:30 remain
Copying `dsideal_db`.`t_resource_info`:  43% 05:06 remain
Copying `dsideal_db`.`t_resource_info`:  48% 04:44 remain
Copying `dsideal_db`.`t_resource_info`:  53% 04:23 remain
Copying `dsideal_db`.`t_resource_info`:  57% 04:01 remain
Copying `dsideal_db`.`t_resource_info`:  62% 03:39 remain
Copying `dsideal_db`.`t_resource_info`:  66% 03:20 remain
Copying `dsideal_db`.`t_resource_info`:  69% 03:01 remain
Copying `dsideal_db`.`t_resource_info`:  73% 02:43 remain
Copying `dsideal_db`.`t_resource_info`:  76% 02:25 remain
Copying `dsideal_db`.`t_resource_info`:  80% 02:05 remain
Copying `dsideal_db`.`t_resource_info`:  83% 01:46 remain
Copying `dsideal_db`.`t_resource_info`:  86% 01:27 remain
Copying `dsideal_db`.`t_resource_info`:  89% 01:09 remain
Copying `dsideal_db`.`t_resource_info`:  92% 00:52 remain
Copying `dsideal_db`.`t_resource_info`:  94% 00:35 remain
Copying `dsideal_db`.`t_resource_info`:  97% 00:17 remain
2017-11-03T18:48:01 Copied rows OK.
2017-11-03T18:48:01 Analyzing new table...
2017-11-03T18:48:02 Swapping tables...
2017-11-03T18:48:02 Swapped original and new tables OK.
2017-11-03T18:48:02 Dropping old table...
2017-11-03T18:48:03 Dropped old table `dsideal_db`.`_t_resource_info_old` OK.
2017-11-03T18:48:03 Dropping triggers...
2017-11-03T18:48:03 Dropped triggers OK.
Successfully altered `dsideal_db`.`t_resource_info`.
You have new mail in /var/spool/mail/root

================================================================================================================
[SQL]ALTER TABLE t_resource_info
    ADD COLUMN wb_test INT(11) DEFAULT NULL AFTER MATERIAL_TYPE;
受影响的行: 0
时间: 894.266s