Mature systems in any enterprise require an approach different from newer implementations to software support—one that focuses on customization, interoperability, and performance support. Yet despite this fact, most vendors continue to offer the same one-size-fits-all models of support.
operating and maintenance cost
are dependent on databases, operating systems, middleware, and hardware components. Each of these components has a specified life cycle and support time frame that requires the software to be certified again against newer releases. These components also drive the need for some laggard customers to upgrade, since these components'' infrastructures and technology stacks will need to be upgraded to remain supported. Therefore, even if the software remains stable, customers still need to plan to upgrade to hav