Integration requires a clear understanding of the business and the data required for it s operation. One of the components of an information architecture is a map of the activities that support the business, the subject areas involved in the activity, and the attributes of each subject area. Relationships are noted between subject areas. This information which changes little over time becomes the basis for integration. Data are the components of information.
Information is data assembled to form a meaningful message for the user.
Policies are needed to support Data Administration. Summary Data Administration and Information Architecture are still in their infancy at most institutions. At this point in time there are more questions than answers.