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 ...

Teradata, a division of NCR Corporation, has announced the launch of the Teradata Communications Logical Data Model (LDM) Version 5.0. NCR is represented in South Africa by National Data Systems ...

The logical database model should still reflect the actual one-to-many relationship. One might even go so far as to document the design choice within the notes inside one’s data modeling tool.

The Version 3.6 MISMO Reference Model package provided for public comment contains the Version 3.6 release notes and change list detailing included updates; the logical data model; XML schema files; ...