#!/bin/bash
/usr/local/mysql/bin/mysqldump -h127.0.0.1 -uroot -pAtwl@2024 lianhelihua > /usr/local/jars/dbbackup/lianhelihua_$(date +%Y%m%d).sql

# 删除7天前的备份数据
find /usr/local/jars/dbbackup -name "lianhelihua_*.sql" -type f -mtime +7 -exec rm {} \; > /dev/null 2>&1