An Introduction to IMS: Your Complete Guide to IBM by Barbara Klein, Richard Alan Long, Kenneth Ray Blackman,

By Barbara Klein, Richard Alan Long, Kenneth Ray Blackman, Diane Lynne Goff, Stephen Paul Nathan, Moira McFadden Lanyi, Margaret M. Wilson, John Butterweck, Sandra L. Sherrill

IBM’s Definitive One-Stop advisor to IMS types 12, eleven, and 10: for each IMS DBA, Developer, and method Programmer

 

Over ninety% of the pinnacle Fortune® a thousand businesses depend on IBM’s details administration process (IMS) for his or her most crucial IBM approach z® info administration wishes: 50,000,000,000+ transactions run via IMS databases each day. What’s extra, IBM keeps to improve IMS: models 12, eleven, and 10 meet today’s enterprise demanding situations extra flexibly and at a cheaper price than ever prior to. In An creation to IMS, moment Edition, major IBM specialists current the definitive technical advent to those models of IMS.

More than a whole instructional, this ebook offers updated examples, instances, difficulties, recommendations, and an entire word list of IMS terminology. Prerequisite examining for the present IBM IMS Mastery Certification software, it displays significant contemporary improvements resembling dynamic details new release; new entry, interoperability and improvement instruments; more suitable SOA help; and lots more and plenty extra. no matter if you’re a DBA, database developer, or method programmer, it brings jointly the entire wisdom you’ll have to prevail with IMS in today’s undertaking serious environments.

 

Coverage includes

 

  • What IMS is, the way it works, the way it has advanced, and the way it matches into glossy company IT architectures
  • Providing safe entry to IMS through IMS-managed program programs
  • Understanding how IMS and z/OS® interact to exploit and software program extra efficiently
  • Setting up, working, and preserving IMS
  • Running IMS Database supervisor: utilizing the IMS Hierarchical Database version, sharing facts, and reorganizing databases
  • Understanding, using, and optimizing IMS Transaction Manager
  • IMS software improvement: program programming for the IMS Database and IMS Transaction Managers, modifying and formatting messages, and programming functions in Java™
  • IMS method management: the IMS process definition method, customizing IMS, safety, logging, IMS operations, database and procedure restoration, and more
  • IMS in Parallel Sysplex® environments: making sure excessive availability, delivering sufficient ability, and balancing workloads

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Extra info for An Introduction to IMS: Your Complete Guide to IBM Information Management System

Sample text

Application programs can access common (and therefore consistent) data, thereby reducing the need to maintain the same data in multiple ways in separate files for different applications. IMS databases are accessed internally using a number of IMS database organization access methods. The database data is stored on disk storage using z/OS access methods. IMS DB provides access to these databases from applications running under the following: 舦 IMS Transaction Manager (IMS TM) 舦 CICSŴ Transaction Server for z/OS 舦 z/OS batch jobs 舦 WebSphere Application Server for z/OS 舦 DB2Ŵ for z/OS stored procedures In addition, IMS Version 11 and later includes the IMS Open Database Manager (ODBM).

P. cm. ŠŠŠISBN 978-0-13-288687-1 (pbk. : alk. ŠŠI. 4舗038011舒dc23 ŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠŠ2011036854 All rights reserved. This publication is protected by copyright, and permission must be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permissions, write to: Pearson Education, Inc.

IMS delivers accurate, consistent, timely, and critical information to application programs, which in turn deliver the information to many end users and programs. IMS has been developed to provide an environment for applications that require very high levels of performance, throughput, and availability. IMS runs on z/OS and on zSeriesŴ hardware, and uses many of the facilities offered by the operating system and hardware. IMS TM and IMS DB can be ordered separately if both components are not required.

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