About the Authors

Darl Kuhn is a DBA/developer working for Oracle. He also teaches Oracle classes at Regis University in Denver, Colorado, and is an active member of the Rocky Mountain Oracle Users Group. Darl enjoys sharing knowledge, which has led to several book projects over the years.

Charles Kim is the president of Viscosity North America, a niche consulting organization specializing in Oracle Exadata/RAC, GoldenGate, big data, Oracle performance tuning, and virtualization. He is an architect in Linux infrastructure, cloud, virtualization, engineered systems, Hadoop/big data, and Oracle clustering technologies. Charles has authored books with Oracle Press, Pearson, and Apress in Oracle, Hadoop, and Linux technology stacks. He holds certifications in Oracle, VMware, Red Hat Linux, and Microsoft; and he has more than 24 years of IT experience on mission- and business-critical systems.

Come see Charles present at Oracle OpenWorld, IOUG, VMWorld, and various local/regional user group conferences. He is an Oracle ACE Director, VMware vExpert, Oracle Certified DBA, Certified Exadata Specialist, and a Certified RAC Expert. Books that Charles has coauthored include these:

• Expert Exadata Handbook
• Virtualizing Hadoop
• Virtualizing Business Critical Oracle Databases: Database as a Service
• Oracle Database 11g New Features for DBA and Developers
• Linux Recipes for Oracle DBAs
• Oracle Data Guard 11g Handbook
• Oracle ASM 12c Pocket Reference Guide

Charles serves the Oracle Community as the president of the Cloud Computing (and Virtualization) SIG for the Independent Oracle User Group. He blogs regularly at the DBAExpert.com/blog site. Charles’s My LinkedIn profile is http://www.linkedin.com/in/chkim and his Twitter tag is @racdba.

Bernard Lopuz is a senior technical support analyst at Oracle Corporation. In the early years of his IT career (before becoming an Oracle DBA), he was a programmer and developed Unisys LINC and Oracle applications, as well as interactive voice response applications such as telephone banking voice-processing applications. He has wide experience using RedHat AS and Oracle Enterprise Linux (OEL). Bernard was the technical reviewer of emRMAN Recipes for Oracle Database 11g: A Problem-Solution Approach/(Apress, 2007), and is an Oracle Certified Professional. He pursued a master’s degree in computer information technology at Regis University in Denver, Colorado, and completed a bachelor’s degree in computer engineering at the Mapua Institute of Technology in Manila, Philippines. Bernard lives in Toronto, Canada with his wife, Leizle, and daughters, Juliet and Carol.