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.

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 ...

Logical models are based on functional dependencies between the data elements, and not number of reads. Once the discussion considers speed of response, or the number of reads, or the count of records ...

Logical Systems and Model Theory constitute a foundational area bridging mathematics, computer science and philosophy through the formalisation of reasoning. By abstracting the essential ...

Teradata Corp. has introduced the Utilities Logical Data Model (uLDM). As a utility's business needs evolve, the Teradata uLDM helps customer adapt their data warehouse physical model to ensure the ...

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 ...

Continuing the discussion of logic models in social work education, this article describes logic modeling as a tool for teaching evaluation skills in practice, research, and policy courses. Because ...