In the simplest terms, a logical data model is a visual representation of the business rules and requirements covering the universe-of-discourse for a given solution or enterprise, along with some ...

One of the most important steps in desiging a database is establishing the data model. Part one of a two-part article describes how to create a logical model.

Under far too many circumstances, those responsible for modeling data are ignoring the above perspective on primary keys and are simply defining surrogate keys for everything in their data model. One ...

Data Modeling: An Integrated View Data modeling is an essential technology for understanding relationships between data sets. The integrated view of conceptual, logical, and physical data models ...

A logical data model captures how a company conducts its business and how the data are organized for decision-making and analysis. The Utilities LDM also highlights data integrity problems, provides ...

MISMO, the standards development body for the mortgage industry released its logical data model as the next generation of the MISMO data exchange, according to a press release. The new model has the ...