Logical data models detail how entities in the conceptual model map to tables, fields, indexes and relationships within a relational database. For example, a relational table may represent an ...

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 ...

These models can be either conceptual, logical or physical. A good data model includes primary and foreign keys, which allow you to maintain referential integrity; this allows your database to ...

An enterprise conceptual data model is often seen as a high mountain to be climbed, a journey that will last a lifetime. People have visions of 10 feet or more of wall in the corporate offices ...