Data is getting bigger and more complex by the day and so are your choices in handling it. Explore some of the most cuttingedge databases available from a traditional relational database to newer NoSQL approaches and make informed decisions about challenging data storage problems. This is the only comprehensive guide to the world of NoSQL databases with indepth practical and conceptual introductions to seven different technologies Redis Neo4J CouchDB MongoDB HBase Postgres and DynamoDB. This second edition includes a new chapter on DynamoDB and updated content for each chapter. While relational databases such as MySQL remain as relevant as ever the alternative NoSQL paradigm has opened up new horizons in performance and scalability and changed the way we approach datacentric problems. This book presents the essential concepts behind each database alongside handson examples that make each technology come alive. With each database tackle a realworld problem that highlights the concepts and features that make it shine. Along the way explore five database models relational keyvalue columnar document and graph from the perspective of challenges faced by real applications. Learn how MongoDB and CouchDB are strikingly different make your applications faster with Redis and more connected with Neo4J build a cluster of HBase servers using cloud services such as Amazons Elastic MapReduce and more. This new edition brings a brand new chapter on DynamoDB updated code samples and exercises and a more uptodate account of each databases feature set. Whether youre a programmer building the next big thing a data scientist seeking solutions to thorny problems or a technology enthusiast venturing into new territory you will find something to inspire you in this book. What You Need Youll need a nix shell Mac OS or Linux preferred Windows users will need Cygwin Java 6 or greater and Ruby 1.8.7 or greater. Each chapter will list the downloads required for that database.