Hot Backup, Online Backup, Dynamic Backup - all synonyms for
backups that run while at the same time database reads and writes continue on uninterrupted.
MySQL Enterprise Edition now includes a Hot Backup solution - MySQL Enterprise Backup, as the premier backup product for MySQL providing
We've built from a solid high quality InnoDB Hot Backup base and have and will continue to move it forward with new capabilities and features.
Download and Try
Why not try it for yourself and download the new MySQL Enterprise Backup software from Oracle E-Delivery.
Here is documentation covering installing and running MySQL Enterprise Backup. Note, you can use the low level command line for innodb directly or perform a more comprehensive backup using a command script that includes other engines and data.