报错表明schema的结构有问题
但是尝试登录已经可以正常登录
并且发现已经是新的版本了
代码语言：javascript复制[root@upgrade-slave ~]# mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or g.
Your MySQL connection id is 1
Server version: 5.6.27-75.0-log Percona Server (GPL), Release 75.0, Revision 8bb53b6
Copyright (c) 2009-2015 Percona LLC and/or its affiliates
Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.
Type 'help;' or 'h' for help. Type 'c' to clear the current input statement.
mysql> 解决schema的结构错误的方法是进行upgrade
进行mysql_upgrade
必须是实例正在运行的状态下使用upgrade
代码语言：javascript复制[root@upgrade-slave ~]# time mysql_upgrade -u root -p
Enter password:
Looking for 'mysql' as: mysql
Looking for 'mysqlcheck' as: mysqlcheck
Running 'mysqlcheck' with connection arguments: '--port=3306' '--socket=/var/lib/mysql/mysql.sock'
Warning: Using a password on the command line interface can be insecure.
Running 'mysqlcheck' with connection arguments: '--port=3306' '--socket=/var/lib/mysql/mysql.sock'
Warning: Using a password on the command line interface can be insecure.
mysql.columns_priv OK
mysql.db OK
mysql.event OK
mysql.func OK
mysql.general_log OK
mysql.help_category OK
mysql.help_keyword OK
mysql.help_relation OK
mysql.help_topic OK
mysql.host OK
mysql.ndb_binlog_index OK
mysql.plugin OK
mysql.proc OK
mysql.procs_priv OK
mysql.servers 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
Running 'mysql_fix_privilege_tables'...
Warning: Using a password on the command line interface can be insecure.
Running 'mysqlcheck' with connection arguments: '--port=3306' '--socket=/var/lib/mysql/mysql.sock'
Warning: Using a password on the command line interface can be insecure.
Running 'mysqlcheck' with connection arguments: '--port=3306' '--socket=/var/lib/mysql/mysql.sock'
Warning: Using a password on the command line interface can be insecure.
huodongdb.delivered_emails OK
huodongdb.prepared_emails OK
testdb.space_diaries OK
...
...
feeddb.ux_order_stats OK
feeddb.ux_product_stats OK
feeddb.weight_changes OK
test.checksum OK
OK
real 2m4.418s
user 0m0.049s
sys 0m0.038s
[root@upgrade-slave ~]# 修复完成
