相關(guān)閱讀:
MySQL8.0.20安裝教程及其安裝問題詳細教程 https://www.jb51.net/article/186202.htm
mysql8.0.20下載安裝及遇到的問題(圖文詳解) https://www.jb51.net/article/186208.htm
CentOS7安裝Mysql8.0.20步驟:
https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-20.html
官網(wǎng)下載有時速度比較慢,直接點擊鏈接也可以下載:mysql 8.0.20
官網(wǎng)下載8.0.20Mysql包(bundle版本)
1.創(chuàng)建mysql文件夾:
[root@localhost ~]# mkdir /usr/local/mysql
[root@localhost ~]# cd /usr/local/mysql/
將下載的mysql包放在創(chuàng)建的MySQL文件夾內(nèi):
[root@localhost mysql]# ll
總用量 815000
-rw-r--r--. 1 root root 834560000 5月 13 10:44 mysql-8.0.20-1.el7.x86_64.rpm-bundle.tar
mysql的安裝版MD5碼查看是否和官網(wǎng)上的相對應(yīng):
[root@localhost mysql]# md5sum mysql-8.0.20-1.el7.x86_64.rpm-bundle.tar
c8d062c1f74d9aab7dbdd5300b202b6e mysql-8.0.20-1.el7.x86_64.rpm-bundle.tar
將mysql的包解壓得到幾個內(nèi)安裝包:
[root@localhost mysql]# tar -xvf mysql-8.0.20-1.el7.x86_64.rpm-bundle.tar
mysql-community-libs-8.0.20-1.el7.x86_64.rpm
mysql-community-embedded-compat-8.0.20-1.el7.x86_64.rpm
mysql-community-test-8.0.20-1.el7.x86_64.rpm
mysql-community-common-8.0.20-1.el7.x86_64.rpm
mysql-community-devel-8.0.20-1.el7.x86_64.rpm
mysql-community-client-8.0.20-1.el7.x86_64.rpm
mysql-community-libs-compat-8.0.20-1.el7.x86_64.rpm
mysql-community-server-8.0.20-1.el7.x86_64.rpm
[root@localhost mysql]# ll
總用量 1630004
-rw-r--r--. 1 root root 834560000 5月 13 10:44 mysql-8.0.20-1.el7.x86_64.rpm-bundle.tar
-rw-r--r--. 1 7155 31415 48822048 3月 27 20:14 mysql-community-client-8.0.20-1.el7.x86_64.rpm
-rw-r--r--. 1 7155 31415 623508 3月 27 20:14 mysql-community-common-8.0.20-1.el7.x86_64.rpm
-rw-r--r--. 1 7155 31415 8129988 3月 27 20:14 mysql-community-devel-8.0.20-1.el7.x86_64.rpm
-rw-r--r--. 1 7155 31415 23599996 3月 27 20:14 mysql-community-embedded-compat-8.0.20-1.el7.x86_64.rpm
-rw-r--r--. 1 7155 31415 4667884 3月 27 20:14 mysql-community-libs-8.0.20-1.el7.x86_64.rpm
-rw-r--r--. 1 7155 31415 1277128 3月 27 20:14 mysql-community-libs-compat-8.0.20-1.el7.x86_64.rpm
-rw-r--r--. 1 7155 31415 512057468 3月 27 20:15 mysql-community-server-8.0.20-1.el7.x86_64.rpm
-rw-r--r--. 1 7155 31415 235369940 3月 27 20:16 mysql-community-test-8.0.20-1.el7.x86_64.rpm
依次安裝順序時common,libs,libs-compat,client,server:
警告:mysql-community-common-8.0.20-1.el7.x86_64.rpm: 頭V3 DSA/SHA1 Signature, 密鑰 ID ********: NOKEY
準備中... ################################# [100%]
正在升級/安裝...
1:mysql-community-common-8.0.20-1.e################################# [100%]
警告:mysql-community-libs-8.0.20-1.el7.x86_64.rpm: 頭V3 DSA/SHA1 Signature, 密鑰 ID ********: NOKEY
準備中... ################################# [100%]
正在升級/安裝...
1:mysql-community-libs-8.0.20-1.el7################################# [100%]
警告:mysql-community-libs-compat-8.0.20-1.el7.x86_64.rpm: 頭V3 DSA/SHA1 Signature, 密鑰 ID ********: NOKEY
準備中... ################################# [100%]
正在升級/安裝...
1:mysql-community-libs-compat-8.0.2################################# [100%]
警告:mysql-community-client-8.0.20-1.el7.x86_64.rpm: 頭V3 DSA/SHA1 Signature, 密鑰 ID ********: NOKEY
準備中... ################################# [100%]
正在升級/安裝...
1:mysql-community-client-8.0.20-1.e################################# [100%]
警告:mysql-community-server-8.0.20-1.el7.x86_64.rpm: 頭V3 DSA/SHA1 Signature, 密鑰 ID ********: NOKEY
準備中... ################################# [100%]
正在升級/安裝...
1:mysql-community-server-8.0.20-1.e################################# [100%]
編輯一下/etc/my.cnf文件:
在最下面增加一行:
initialize初始化:
[root@localhost mysql]# mysqld --initialize
[root@localhost mysql]#
更改一下權(quán)限:
[root@localhost mysql]# chown -R mysql:mysql /var/lib/mysql
[root@localhost mysql]# ll /var/lib/
總用量 8
drwxr-xr-x. 4 root root 32 5月 13 10:07 AccountsService
drwxr-xr-x. 2 root root 6 8月 3 2017 alsa
drwxr-xr-x. 2 root root 274 5月 13 10:14 alternatives
drwx------. 3 root root 18 5月 13 10:17 authconfig
drwxr-xr-x. 2 root root 6 8月 3 2017 bluetooth
drwxr-xr-x. 2 chrony chrony 6 8月 4 2017 chrony
drwxr-xr-x. 3 root root 17 5月 13 10:06 color
drwxr-xr-x. 4 colord colord 67 5月 13 10:23 colord
drwxr-xr-x. 2 root root 6 11月 7 2016 dbus
drwxr-xr-x. 2 root root 6 8月 4 2017 dhclient
drwxr-xr-x. 2 root root 6 8月 3 2017 dnsmasq
drwxr-xr-x. 3 root root 34 5月 13 10:24 flatpak
drwxr-xr-x. 2 root root 6 6月 24 2014 fprint
drwxr-xr-x. 2 root root 6 11月 5 2016 games
drwxrwx--T. 5 gdm gdm 70 5月 13 10:23 gdm
drwxr-xr-x. 2 geoclue geoclue 6 8月 2 2017 geoclue
drwxr-xr-x. 4 root root 55 5月 13 02:22 gssproxy
drwxr-xr-x. 2 root root 6 8月 2 2017 hyperv
drwxr-xr-x. 2 root root 6 8月 5 2017 initramfs
drwxr-xr-x. 8 root root 90 5月 13 10:07 iscsi
drwxr-xr-x. 8 root root 93 5月 13 10:08 libvirt
drwxr-xr-x. 2 root root 6 11月 6 2016 lldpad
drwxr-xr-x. 2 root root 6 8月 2 2017 logrotate
drwx------. 2 root root 6 5月 13 10:06 machines
drwxr-xr-x. 2 root root 37 5月 13 02:22 misc
drwxr-x---. 2 root slocate 6 11月 5 2016 mlocate
drwxr-x--x. 6 mysql mysql 4096 5月 13 11:05 mysql
啟動mysql服務(wù)看一下服務(wù)狀態(tài),看Active這一行的狀態(tài):
[root@localhost mysql]# systemctl start mysqld.service
[root@localhost mysql]# systemctl status mysqld.service
● mysqld.service - MySQL Server
Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled)
Active: active (running) since 三 2020-05-13 11:09:35 CST; 8s ago
Docs: man:mysqld(8)
http://dev.mysql.com/doc/refman/en/using-systemd.html
Process: 16795 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)
Main PID: 16829 (mysqld)
Status: "Server is operational"
CGroup: /system.slice/mysqld.service
└─16829 /usr/sbin/mysqld
5月 13 11:09:24 localhost.localdomain systemd[1]: Starting MySQL Server...
5月 13 11:09:35 localhost.localdomain systemd[1]: Started MySQL Server.
[root@localhost mysql]#
查看數(shù)據(jù)庫初始的密碼:
[root@localhost mysql]# cat /var/log/mysqld.log | grep password
2020-05-13T03:05:16.041238Z 6 [Note] [MY-010454]
[Server] A temporary password is generated for root@localhost: n_t#tk.Z?7)f
使用初始密碼登陸數(shù)據(jù)庫:后更改密碼:
[root@localhost mysql]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 8
Server version: 8.0.20
Copyright (c) 2000, 2020, 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>
mysql> ALTER user 'root'@'localhost' identified with mysql_native_password by '123456';
Query OK, 0 rows affected (0.04 sec)
mysql> exit
Bye
[root@localhost mysql]# mysql -uroot -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 9
Server version: 8.0.20 MySQL Community Server - GPL
Copyright (c) 2000, 2020, 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> SELECT VERSION;
ERROR 1054 (42S22): Unknown column 'VERSION' in 'field list'
mysql> SELECT VERSION();
+-----------+
| VERSION() |
+-----------+
| 8.0.20 |
+-----------+
1 row in set (0.00 sec)
mysql>
到此可以正常登陸數(shù)據(jù)庫了,可以自行查找開啟遠程方式。
總結(jié)
到此這篇關(guān)于CentOS7版本安裝Mysql8.0.20版本數(shù)據(jù)庫的詳細教程的文章就介紹到這了,更多相關(guān)CentOS7安裝Mysql8.0數(shù)據(jù)庫內(nèi)容請搜索腳本之家以前的文章或繼續(xù)瀏覽下面的相關(guān)文章希望大家以后多多支持腳本之家!
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