Videos What is IMS? Learn how IMS helped put humans on the moon and where you can find IMS today. Watch the video (03:04) Fundamentals of IMS Database IMS Database utilizes the hierarchical model. Learn how this improves processing speed. Watch the video (07:25) Fundamentals of IMS Transaction Manager - Part 1 Learn how IMS Transaction Manager (TM) is able to process over 100 thousand transactions per second. Watch the video (08:57) Fundamentals of IMS Transaction Manager - Part 2 IMS, using APIs, is able to interface with applications hosted on different platforms without code changes. Watch the video (05:35) Other resources IDC: The Business Value of the Transformative Mainframe Learn how you can derive significant value from the mainframe ability to serve as part of a hybrid cloud environment. Read the analyst report (PDF, 731 KB) IMS Performance Paper: IMS with z/OS Connect Enterprise Evaluation of IBM z/OS Connect EE V3 invoking RESTful APIs and an IMS 15 application calling RESTful APIs deployed on ZCEE. Read the white paper (PDF, 1.6 MB) Announcement: IMS 15 helps build trust into transactions IMS 15 delivers capabilities to manage risk, improve efficiency and simplify administration. Read the documentation IBM Enterprise COBOL Performance with IMS Get performance results for IBM Enterprise COBOL and discover best practices for optimizing COBOL performance with IMS. Read the research paper (PDF, 893 KB) IBM IMS: The world depends on it IMS processes 265 billion transactions per day. Discover how—and how it can help you. See the infographic (PDF, 811 KB) IMS 15 Continuous Delivery Enhancements Explore the latest enhancements delivered for IMS 15. Read the documentation Redbook Solution Guide: New approach to Analytics for IBM IMS data Describes Db2 Analytics Accelerator for z/OS and how it can exploit IMS data. Read the Redbook Expert resources to help you succeed IBM Knowledge Center Get information about how to maintain and use the product. Resource Library Explore a collection of in-depth information for this product. Support Find solutions by using Support Search or open a Support Case.