Referential integrity is a relational database concept, which states that table relationships must always be consistent. In other words, any foreign key field must agree with the primary key that is referenced by the foreign key. Thus, any primary key field changes must be applied to all foreign keys, or not at all. The same restriction also...
IT service management (ITSM) is the process of aligning enterprise IT services with business and a primary focus on the delivery of best services to end user.
IT service management deals with how IT resources and business practices in together, are delivered in such a way that the end-user experience the most desired result from the accessed IT resource, application, business process or an entire solution stack.
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