METADATA AND RULE DISCOVERY
Up until now, our discussion has centered on using data quality and business rules as tools for leveraging value from enterprise knowledge. We have shown that we can use data domains and the mappings between those domains to consolidate distributed information as a single metadata resource that can be shared by the entire organization. Thus far, however, we have concentrated on the a priori definition of data domains, mappings, data quality and business rules, and general metadata.
In this chapter, we focus on analyzing existing data to distinguish the different kinds of metadata. The processes and algorithms presented help us find metadata that can be absorbed into a centrally managed core resource and show us ...