mysql5.1怎样升级到5.6

本篇文章为大家展示了mysql5.1怎样升级到5.6，内容简明扼要并且容易理解，绝对能使你眼前一亮，通过这篇文章的详细介绍希望你能有所收获。

卸载原有mysql版本

rpm -qa | grep -i mysql | xargs rpm -ev --nodeps

去官网下载最新的社区版mysql5.6版本

官网地址：www.mysql.com



这个tar包里含有许多与MYSQL相关的安装包，需要哪个安装哪个,解压之后的包



安装mysql的服务器端和客户端

rpm -ivh mysql-server-5.6.35-1.el6.x86-64.rpm
rpm -ivh mysql-client-5.6.35-1.el6.x86_64.rpm

安装完之后，将/var/lib/myql目录下的ib*文件重命名或拷贝出来


升级数据库

[root@msl3 ~]# mysql_upgrade --protocol=tcp -P3306 -p

Enter password:

Looking for 'mysql' as: mysql

Looking for 'mysqlcheck' as: mysqlcheck

Running 'mysqlcheck' with connection arguments: '--protocol=tcp' '--port=3306'

Warning: Using a password on the command line interface can be insecure.

Running 'mysqlcheck' with connection arguments: '--protocol=tcp' '--port=3306'

Warning: Using a password on the command line interface can be insecure.

mysql.columns_priv

mysql.db

mysql.event

mysql.func

mysql.general_log

mysql.help_category

mysql.help_keyword

mysql.help_relation

mysql.help_topic

mysql.host

mysql.ndb_binlog_index

mysql.plugin

mysql.proc

mysql.procs_priv

mysql.servers

mysql.slow_log

mysql.tables_priv

mysql.time_zone

mysql.time_zone_leap_second

mysql.time_zone_name

mysql.time_zone_transition

mysql.time_zone_transition_type

mysql.user

Running 'mysql_fix_privilege_tables'...

Warning: Using a password on the command line interface can be insecure.

Running 'mysqlcheck' with connection arguments: '--protocol=tcp' '--port=3306'

Warning: Using a password on the command line interface can be insecure.

Running 'mysqlcheck' with connection arguments: '--protocol=tcp' '--port=3306'

Warning: Using a password on the command line interface can be insecure.

OK

启动mysql进程
mysqld_safe &

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