Users are often calling for more storage space, faster provisioning of storage and occasionally better performance. The current economy presents the really big challenge in selecting your next storage project. An edge project basically adds to your existing environment to address an issue instead of completely overhauling it. It should be able to be completed quickly and it’s use should be transparent and require little change in day-to-day operations. There are a host of solutions that are ideal for these types of edge projects; the backup and SSD examples mentioned above, adding capabilities to your virtualization environment.”]
Source: https://www.darkreading.com/database-security/selecting-your-next-storage-project—edge-projects