mysqldump -uroot -p --database walle_admin walle_core walle_erp walle_event walle_external walle_monitor > dump.sql
/etc/init.d/mysql start stop
mysqldump -uroot -p --database walle_admin walle_core walle_erp walle_event walle_external walle_monitor > dump.sql
/etc/init.d/mysql start stop