MySQL Cluster data nodes can run on commodity hardware and have very few requirements. This means that you can

• Create large-scale clusters on relatively inexpensive computers
  
• Easily, extend a running cluster by adding data nodes while the cluster is operational

In a simple cluster, you can add a new data node by copying a single binary to the new host and executing it with an option that refers to the cluster's management node. Then redistribute data among the new node groups with a single command and the cluster automatically distributes data to all of the data nodes. 

To learn more about MySQL Cluster, take the MySQL Cluster training course. You can take this instructor-led course as a:

• Live-Virtual Event: Attend a live event from your own desk, no travel required. Choose from a selection events on the schedule to suit different timezones; 3 March 2015, 7 April 2015, 5 May 2015, and 26 May 2015.
  
• In-Class Event: Travel to an education center to attend an event. Below is a selection of the events already on the schedule.

To register for an event, request an additional event or learn more about the authentic MySQL Curriculum go to http://education.oracle.com/mysql.