These top data modeling tools and applications enable users to build conceptual and logical data models that deliver significant competitive advantage. Written by eWEEK content and product ...

A data model is a visual representation of data elements and the relations between them. Written by eWEEK content and product recommendations are editorially independent. We may make money when ...

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 ...

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 ...

An enterprise conceptual data model is often seen as a high mountain to be climbed ... The canonical data model is most often a normalized logical ERD, but not necessarily fully attributed. Primary ...