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                ??一站式輕松地調用各大LLM模型接口,支持GPT4、智譜、豆包、星火、月之暗面及文生圖、文生視頻 廣告
                ## 一、準備工作 確保有wget工具,如果沒有,則安裝一個; ``` yum install wget ``` ![](https://img.kancloud.cn/ce/63/ce63e163945e007b36bf72f6e7930086_404x73.png) ## 二、安裝 1、下載介質及準備工作 ``` mkdir /etc/mysql ``` ``` mkdir -p /home/data/mysql ``` 在該目錄下,下載安裝介質; ``` wget https://dev.mysql.com/get/mysql80-community-release-el8-3.noarch.rpm ``` ![](https://img.kancloud.cn/95/15/9515334299cbb10f494cc905acc13546_554x122.png) 下載完成后,直接yum localinstall把它添加到本地。 ``` yum localinstall mysql80-community-release-el8-3.noarch.rpm ``` ![](https://img.kancloud.cn/47/19/471944f374d11549f8bb37e2ada129ad_554x216.png) 看添加成功沒有? ``` yum search mysql ``` ![](https://img.kancloud.cn/b2/94/b294d6e7fa9eb54d0b5e6a87206ff61f_554x280.png) ![](https://img.kancloud.cn/fc/96/fc964a7394e6043b576c2bc3bbbc6387_553x147.png) 2、安裝MySQL ``` yum install mysql-community-server ``` 如果出現:Unable to find a match: mysql-community-server 則先執行: ``` yum module disable mysql ``` 再執行: ``` yum -y install mysql-community-server ``` ![](https://img.kancloud.cn/19/f8/19f8dfd814f07e9f22259f527db444b5_554x99.png) ![](https://img.kancloud.cn/77/a1/77a1be337bf87bf501eefd39c3e65e6a_554x286.png) 到這里,就安裝成功了; >[danger] > 1、安裝完成后,會自動的在/etc目錄下產生一個數據庫的配置文件 my.cnf; > 2、安裝完成后,千萬不要馬上啟動進程,因為有些參數,在mysql8中,它只能在初始化的時候(第一次運行之前)設置,如:lower_case_table_names; ## 三、初始化 修改配置文件; ``` vi /etc/my.cnf ``` ``` [mysqld] lower_case_table_names=1 datadir=/home/data/mysql socket=/home/data/mysql/mysql.sock log-error=/var/log/mysqld.log pid-file=/var/run/mysqld/mysqld.pid max_connections =600 max_allowed_packet = 100M wait_timeout=1000 interactive_timeout=1000 skip-name-resolve innodb_file_per_table=1 log-bin=mysql-bin #開啟binlog binlog-expire-logs-seconds=129600 # 只保留1.5天的日志文件 binlog-format=ROW [mysql] socket=/home/data/mysql/mysql.sock [client] socket=/home/data/mysql/mysql.sock ``` 可以一起把其他配置修改到位,比如數據目錄等; ## 四、啟動 這時候,可以啟動了,驗證該設置是否生效: ``` service mysqld start ``` 剛剛啟動成功之后,? 用命令查看默認密碼并且登錄; 查看: ``` cat /var/log/mysqld.log | grep password ``` 登陸: ``` mysql -u root -p密碼 ``` ``` show variables like 'lower%' ``` >[danger] 這里需要先修改初始密碼,才能進來操作,修改密碼的方法見下面章節; ## 五、修改密碼 剛剛啟動成功之后,? 用命令查看默認密碼并且登錄 查看: ``` cat /var/log/mysqld.log | grep password ``` 登陸: ``` mysql -u root -p密碼 ``` 修改密碼: ``` alter user 'root'@'localhost' IDENTIFIED BY 'newpassword'; flush privileges; quit; ``` >[danger] > 1、如果密碼中有特殊字符,必須加上單引號; > 2、默認生成的密碼,在第一次登陸的時候,應該改掉,才可以做后續操作;
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