1.安装mysqltar-xvfmysql-8.0.21-linux-glibc2.12-x86_64.tarmvmysql-8.0.21-linux-glibc2.12-x86_64/usr/local/mysql2.配置mysqlvim/etc/my.cnf[client]default-character-set=utf8mb4[mysqld]#nd-address=0.0.0.0port=3306user=mysqlbasedir=/usr/local/m