CentOS7安装mysql
[root@bd005 ~]# wget http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm --2018-11-08 18:43:55-- http://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm Resolving dev.mysql.com (dev.mysql.com)... 137.254.60.11 Connecting to dev.mysql.com (dev.mysql.com)|137.254.60.11|:80... connected. HTTP request sent, awaiting response... 301 Moved Permanently Location: https://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm [following] --2018-11-08 18:43:56-- https://dev.mysql.com/get/mysql57-community-release-el7-8.noarch.rpm Connecting to dev.mysql.com (dev.mysql.com)|137.254.60.11|:443... connected. HTTP request sent, awaiting response... 302 Found Location: https://repo.mysql.com//mysql57-community-release-el7-8.noarch.rpm [following] --2018-11-08 18:43:57-- https://repo.mysql.com//mysql57-community-release-el7-8.noarch.rpm Resolving repo.mysql.com (repo.mysql.com)... 23.50.35.125 Connecting to repo.mysql.com (repo.mysql.com)|23.50.35.125|:443... connected. HTTP request sent, awaiting response... 200 OK Length: 9116 (8.9K) [application/x-redhat-package-manager] Saving to: ‘mysql57-community-release-el7-8.noarch.rpm’ 100%[====================================================================================================================================================================================================================================>] 9,116 --.-K/s in 0s 2018-11-08 18:43:57 (130 MB/s) - ‘mysql57-community-release-el7-8.noarch.rpm’ saved [9116/9116] [root@bd005 ~]# ll total 20 -rw-------. 1 root root 1276 Aug 18 2017 anaconda-ks.cfg -rw-r--r--. 1 root root 837 Dec 7 2017 initialize_server.sh -rw-r--r-- 1 root root 9116 Apr 11 2016 mysql57-community-release-el7-8.noarch.rpm [root@bd005 ~]# mv mysql57-community-release-el7-8.noarch.rpm /usr/local/softs/ [root@bd005 ~]# cd /usr/local/softs/ [root@bd005 softs]# ll total 9416 -rw-r--r-- 1 root root 9625824 Nov 6 17:37 apache-tomcat-8.5.34.tar.gz -rw-r--r-- 1 root root 9116 Apr 11 2016 mysql57-community-release-el7-8.noarch.rpm drwxr-xr-x 9 root root 220 Nov 8 17:34 tomcat8534 [root@bd005 softs]# mkdir rpms [root@bd005 softs]# mv mysql57-community-release-el7-8.noarch.rpm rpms/ [root@bd005 softs]# ll total 9404 -rw-r--r-- 1 root root 9625824 Nov 6 17:37 apache-tomcat-8.5.34.tar.gz drwxr-xr-x 2 root root 56 Nov 8 18:44 rpms drwxr-xr-x 9 root root 220 Nov 8 17:34 tomcat8534 [root@bd005 softs]# yum localinstall rpms/mysql57-community-release-el7-8.noarch.rpm Loaded plugins: fastestmirror Examining rpms/mysql57-community-release-el7-8.noarch.rpm: mysql57-community-release-el7-8.noarch Marking rpms/mysql57-community-release-el7-8.noarch.rpm to be installed Resolving Dependencies --> Running transaction check ---> Package mysql57-community-release.noarch 0:el7-8 will be installed --> Finished Dependency Resolution Dependencies Resolved ============================================================================================================================================================================================================================================================================== Package Arch Version Repository Size ============================================================================================================================================================================================================================================================================== Installing: mysql57-community-release noarch el7-8 /mysql57-community-release-el7-8.noarch 8.2 k Transaction Summary ============================================================================================================================================================================================================================================================================== Install 1 Package Total size: 8.2 k Installed size: 8.2 k Is this ok [y/d/N]: y Downloading packages: Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : mysql57-community-release-el7-8.noarch 1/1 Verifying : mysql57-community-release-el7-8.noarch 1/1 Installed: mysql57-community-release.noarch 0:el7-8 Complete! [root@bd005 softs]# yum install mysql-community-server Loaded plugins: fastestmirror mysql-connectors-community | 2.5 kB 00:00:00 mysql-tools-community | 2.5 kB 00:00:00 mysql57-community | 2.5 kB 00:00:00 (1/3): mysql-connectors-community/x86_64/primary_db | 29 kB 00:00:00 (2/3): mysql-tools-community/x86_64/primary_db | 48 kB 00:00:00 (3/3): mysql57-community/x86_64/primary_db | 162 kB 00:00:01 Loading mirror speeds from cached hostfile * base: mirrors.huaweicloud.com * extras: mirrors.huaweicloud.com * updates: mirrors.huaweicloud.com Resolving Dependencies --> Running transaction check ---> Package mysql-community-server.x86_64 0:5.7.24-1.el7 will be installed --> Processing Dependency: mysql-community-common(x86-64) = 5.7.24-1.el7 for package: mysql-community-server-5.7.24-1.el7.x86_64 --> Processing Dependency: mysql-community-client(x86-64) >= 5.7.9 for package: mysql-community-server-5.7.24-1.el7.x86_64 --> Processing Dependency: net-tools for package: mysql-community-server-5.7.24-1.el7.x86_64 --> Running transaction check ---> Package mysql-community-client.x86_64 0:5.7.24-1.el7 will be installed --> Processing Dependency: mysql-community-libs(x86-64) >= 5.7.9 for package: mysql-community-client-5.7.24-1.el7.x86_64 ---> Package mysql-community-common.x86_64 0:5.7.24-1.el7 will be installed ---> Package net-tools.x86_64 0:2.0-0.22.20131004git.el7 will be installed --> Running transaction check ---> Package mariadb-libs.x86_64 1:5.5.56-2.el7 will be obsoleted --> Processing Dependency: libmysqlclient.so.18()(64bit) for package: 2:postfix-2.10.1-6.el7.x86_64 --> Processing Dependency: libmysqlclient.so.18(libmysqlclient_18)(64bit) for package: 2:postfix-2.10.1-6.el7.x86_64 ---> Package mysql-community-libs.x86_64 0:5.7.24-1.el7 will be obsoleting --> Running transaction check ---> Package mysql-community-libs-compat.x86_64 0:5.7.24-1.el7 will be obsoleting --> Finished Dependency Resolution Dependencies Resolved ============================================================================================================================================================================================================================================================================== Package Arch Version Repository Size ============================================================================================================================================================================================================================================================================== Installing: mysql-community-libs x86_64 5.7.24-1.el7 mysql57-community 2.2 M replacing mariadb-libs.x86_64 1:5.5.56-2.el7 mysql-community-libs-compat x86_64 5.7.24-1.el7 mysql57-community 2.0 M replacing mariadb-libs.x86_64 1:5.5.56-2.el7 mysql-community-server x86_64 5.7.24-1.el7 mysql57-community 165 M Installing for dependencies: mysql-community-client x86_64 5.7.24-1.el7 mysql57-community 24 M mysql-community-common x86_64 5.7.24-1.el7 mysql57-community 274 k net-tools x86_64 2.0-0.22.20131004git.el7 base 305 k Transaction Summary ============================================================================================================================================================================================================================================================================== Install 3 Packages (+3 Dependent packages) Total download size: 194 M Is this ok [y/d/N]: y Downloading packages: warning: /var/cache/yum/x86_64/7/mysql57-community/packages/mysql-community-common-5.7.24-1.el7.x86_64.rpm: Header V3 DSA/SHA1 Signature, key ID 5072e1f5: NOKEY ] 362 kB/s | 280 kB 00:09:08 ETA Public key for mysql-community-common-5.7.24-1.el7.x86_64.rpm is not installed (1/6): mysql-community-common-5.7.24-1.el7.x86_64.rpm | 274 kB 00:00:01 (2/6): mysql-community-libs-5.7.24-1.el7.x86_64.rpm | 2.2 MB 00:00:02 (3/6): mysql-community-libs-compat-5.7.24-1.el7.x86_64.rpm | 2.0 MB 00:00:02 (4/6): net-tools-2.0-0.22.20131004git.el7.x86_64.rpm | 305 kB 00:00:01 (5/6): mysql-community-server-5.7.24-1.el7.x86_64.rpm | 165 MB 00:01:57 (6/6): mysql-community-client-5.7.24-1.el7.x86_64.rpm | 24 MB 00:04:28 ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Total 739 kB/s | 194 MB 00:04:28 Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-mysql Importing GPG key 0x5072E1F5: Userid : "MySQL Release Engineering <[email protected]>" Fingerprint: a4a9 4068 76fc bd3c 4567 70c8 8c71 8d3b 5072 e1f5 Package : mysql57-community-release-el7-8.noarch (installed) From : /etc/pki/rpm-gpg/RPM-GPG-KEY-mysql Is this ok [y/N]: y Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : mysql-community-common-5.7.24-1.el7.x86_64 1/7 Installing : mysql-community-libs-5.7.24-1.el7.x86_64 2/7 Installing : mysql-community-client-5.7.24-1.el7.x86_64 3/7 Installing : net-tools-2.0-0.22.20131004git.el7.x86_64 4/7 Installing : mysql-community-server-5.7.24-1.el7.x86_64 5/7 Installing : mysql-community-libs-compat-5.7.24-1.el7.x86_64 6/7 Erasing : 1:mariadb-libs-5.5.56-2.el7.x86_64 7/7 Verifying : net-tools-2.0-0.22.20131004git.el7.x86_64 1/7 Verifying : mysql-community-libs-compat-5.7.24-1.el7.x86_64 2/7 Verifying : mysql-community-libs-5.7.24-1.el7.x86_64 3/7 Verifying : mysql-community-client-5.7.24-1.el7.x86_64 4/7 Verifying : mysql-community-server-5.7.24-1.el7.x86_64 5/7 Verifying : mysql-community-common-5.7.24-1.el7.x86_64 6/7 Verifying : 1:mariadb-libs-5.5.56-2.el7.x86_64 7/7 Installed: mysql-community-libs.x86_64 0:5.7.24-1.el7 mysql-community-libs-compat.x86_64 0:5.7.24-1.el7 mysql-community-server.x86_64 0:5.7.24-1.el7 Dependency Installed: mysql-community-client.x86_64 0:5.7.24-1.el7 mysql-community-common.x86_64 0:5.7.24-1.el7 net-tools.x86_64 0:2.0-0.22.20131004git.el7 Replaced: mariadb-libs.x86_64 1:5.5.56-2.el7 Complete! [root@bd005 softs]# systemctl start mysqld [root@bd005 softs]# systemctl status mysqld ● mysqld.service - MySQL Server Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled) Active: active (running) since Thu 2018-11-08 18:58:01 CST; 6s ago Docs: man:mysqld(8) http://dev.mysql.com/doc/refman/en/using-systemd.html Process: 1276 ExecStart=/usr/sbin/mysqld --daemonize --pid-file=/var/run/mysqld/mysqld.pid $MYSQLD_OPTS (code=exited, status=0/SUCCESS) Process: 1203 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS) Main PID: 1280 (mysqld) CGroup: /system.slice/mysqld.service └─1280 /usr/sbin/mysqld --daemonize --pid-file=/var/run/mysqld/mysqld.pid Nov 08 18:57:57 bd005 systemd[1]: Starting MySQL Server... Nov 08 18:58:01 bd005 systemd[1]: Started MySQL Server. [root@bd005 softs]# grep 'temporary password' /var/log/mysqld.log //生成临时密码 2018-11-08T10:57:58.087434Z 1 [Note] A temporary password is generated for root@localhost: /GUeg#cGo3MU [root@bd005 softs]# mysql -uroot -p/GUeg#cGo3MU [root@bd005 softs]# mysql> mysql> ALTER USER 'root'@'localhost' IDENTIFIED BY '/GUeg#cGo3MU'; Query OK, 0 rows affected (0.00 sec) mysql> set password for 'root'@'localhost'=password('/GUeg#cGo3MU'); Query OK, 0 rows affected, 1 warning (0.00 sec) mysql> grant all on *.* to 'root'@'%' identified by '/GUeg#cGo3MU'; Query OK, 0 rows affected, 1 warning (0.00 sec) mysql> quit; Bye [root@bd005 softs]# mysql -uroot -p/GUeg#cGo3MU mysql> show databases; +--------------------+ | Database | +--------------------+ | information_schema | | mysql | | performance_schema | | sys | +--------------------+ rows in set (0.00 sec) mysql> quit; Bye [root@bd005 softs]# vim /etc/my.cnf (在[mysqld]下添加character_set_server=utf8和init_connect='SET NAMES utf8') [root@bd005 softs]# systemctl restart mysqld
修改临时密码：
[root@bd005 softs]# vim /etc/my.cnf (在[mysqld]下添加skip-grant-tables=1跳过权限检查)
[root@bd005 softs]# systemctl restart mysqld
[root@bd005 softs]# mysql -uroot
mysql> use mysql;
mysql> updateuserset authentication_string = password('123456'),password_last_changed=now() whereuser='root';
mysql> quit;
Bye
[root@bd005 softs]# vim /etc/my.cnf (找[mysqld]下的skip-grant-tables=1删除或注释掉)
[root@bd005 softs]# systemctl restart mysqld //重启mysql
[root@bd005 softs]# mysql -uroot -p123456 //用新密码登录即可