Data models define the logical structure ... though the basic concepts remain the same across techniques. Some popular data modeling techniques include Hierarchical, Relational, Network, Entity ...

The Class Model in the UML is the main artifact produced to representthe logical structure of a software system ... class model thatrequires mapping onto a relational database. The class is the basic ...

Traditionally, this has been done using data dictionaries—documents that purport to explain the contents and format of every field in a data structure. The sad reality is that those documents ...