MySql黑屏备份是每个运维工程师必备的技能,以下是MySQL自动备份脚本: #/bin/bash#This is mysql backup shell on 2019/4/28 BAKUP_DIR=/home/admin/mysql/backup/'date +%Y-%m-%d'MYSQL_DB=webappMYSQL_USER=rootMYSQL_PW=123456MYSQL_PORT=3306 #判断用户是否为root,如果不是,自动退出:if [[ $UID -ne 0 ]]; then