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IMS serves more than 95 percent of Fortune 1000 companies, manages 15,000,000 gigabytes of production data, and supports more than two hundred million users per day. The brand-new IBM IMS Version 9 is not just the world's #1 platform for very large online transaction processing: it integrates with Web application server technology to enable tomorrow's most powerful Web-based applications. Now, for the first time in many years, there's a completely up-to-date guide to understanding IMS in your business environment.An Introduction to IMS covers * Installing and configuring IMS Version 9 * Understanding and implementing the IMS hierarchical database model * Understanding and working with the IMS Transaction Manager * Mastering core application programming concepts, including program structure and IMS control blocks * Taking advantage of IMS 9 Java programming enhancements * Working with the IMS Master Terminal * Administering IMS: system definition, customization, logging, security, operations, and more * Running IMS in a Parallel Sysplex(r) environmentWhether you've spent a career running IMS or you are encountering IMS for the first time, this book delivers the insights and skills you need to succeed - as an application designer, developer, or administrator.