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我想安排一个 cron 每三天在午夜备份一次我的数据库。
那么,这是正确的吗?
0 0 */3 * * /usr/bin/mysqldump -hhost_ip -uusername my_db_name -ppassword > my_backup.sql
这个问题之前可能已经问过了,但我只是想确认一下。谢谢。任何帮助都会有巨大的帮助!
不。你想念用户
# m h dom mon dow user command