MySQL5.6升级5.7步骤

database

升级步骤:

1、对mysql5.6进行全库备份(******)用于失败倒回

2、关闭mysql5.6版本数据库

3、将mysql5.7软件部署

4、修改配置信息

5、修改启动脚本

6、启动mysql5.7数据库

7、mysql_upgrade升级数据库相关参数

8、重启数据库,测试升级结果

首先对数据库进行物理备份,利用Percona Xtrabackup.

关闭5.6的数据库

安装5.7的二进制安装包.

修改/etc/profile 改变环境变量指向5.7.执行source /etc/profile 生效

编辑5.7的system启动文件

[Unit]

Description=MySQL Server

Documentation=man:mysqld(8)

Documentation=http://dev.mysql.com/doc/refman/en/using-systemd.html

After=network.target

After=syslog.target

[Install]

WantedBy=multi-user.target

[Service]

User=mysql

Group=mysql

ExecStart=/data/app/mysql/bin/mysqld --defaults-file=/mysql/3306/my.cnf

LimitNOFILE = 5000

启动数据库

systemctl start mysqld

使用mysql_upgrade 检查

[root@db01 ~]# mysql_upgrade -S /mysql/mysql.sock

Checking if update is needed.

Checking server version.

Running queries to upgrade MySQL server.

Checking system database.

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

Upgrading the sys schema.

Checking databases.

sys.sys_config OK

world.city OK

world.country OK

world.countrylanguage OK

Upgrade process completed successfully.

Checking if update is needed.

重启数据库

[root@db01 ~]# systemctl restart mysqld

[root@db01 ~]# netstat -lntp

Active Internet connections (only servers)

Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name

tcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 8902/sshd

tcp 0 0 127.0.0.1:5432 0.0.0.0:* LISTEN 8912/postmaster

tcp6 0 0 :::3306 :::* LISTEN 10347/mysqld

tcp6 0 0 :::22 :::* LISTEN 8902/sshd

tcp6 0 0 ::1:5432 :::* LISTEN 8912/postmaster

以上是 MySQL5.6升级5.7步骤 的全部内容, 来源链接: utcz.com/z/533463.html

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