Edward Whalen is a senior Enterprise Architect with over 25 years of experience in cloud computing, applications, operating systems, computer hardware and database technologies. He is experienced with designing and implementing high performance Enterprise systems and data centers, including primary and disaster recovery systems. The range of skills and experience covers all layers of applications, software and hardware technologies including the latest technologies. Edward Whalen is the author of 10 books covering a wide range of topics including virtualization technologies, and database technologies from Oracle and Microsoft. In addition, Edward Whalen is a recognized expert on Oracle performance tuning, Oracle RAC, SAN implementation, and application workload testing. He currently holds a Top Secret clearance.