001.Shell脚本数据库备份

#备份数据库，并删除七日以前的备份，即只保留七日以内的备份数据。 #!/bin/bash #author: lijg #date: 20170113 db_user="usr" db_pwd="pwd" for db in "db1" "db2" do db_backup_path="/backup/path/${db}" mysqldump -u ${db_

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