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Case study : Clustering eases Talk America 's replication woes ( eWeek ) Talk America Holdings Inc ., a phone and high-speed Internet access provider and an early adopter of Oracle Corp. ' s 10g technology , has untangled itself from 50 Informix databases down to two Oracle databases running on an RAC cluster — a choice that 's jazzed up its querying capabilities and helped it wipe its hands of a data replication mess . Brent currently resides in sunny Florida with his wife and daughter . Sorting through the web for this information finds a mix of well-written , poorly-written , relevant , irrelevant , broad-minded , theoretical and practical information , most of it designed to address a specific issue or forward a vendor agenda . SearchDataCenter exepert Steve Madara explains how data center cooling technology has kept pace with equipment densities , and what solutions are available that not only provide the capacity to meet the today 's requirements , but have the flexibility to adapt to the next generation of equipment . Case study : Windows flops in online retail project ( SearchEnterpriseLinux.com ) Nowadays , more and more Java-based retail apps are being deployed on Linux . This case study by The 451 Group examines how one major financial organization successfully migrated its mission critical applications to a utility-based platform . And if you move to Linux on a blade server setup , you have an additional benefit : You can access the full panoply of open source software that 's available for zero licensing cost .