Book Description: IBM’s Definitive One-Stop Guide to IMS Versions 12, 11, and 10: for Every IMS DBA, Developer, and System Programmer Over 90% of the top Fortune? 1000 companies rely on IBM’s Information Management System (IMS) for their most critical IBM System z? data management needs: 50,000,000,000+ transactions run through IMS databases every day. What’s more, IBM continues to upgrade IMS: Versions 12, 11, and 10 meet today’s business challenges more flexibly and ...