In other words, the logical model must be able to produce all known reports, queries, and so on. In addition, the user must be able to enter and manipulate data in a reasonable fashion.

However, within the logical data model the goal is to express the business rules and logic. Therefore, abstractions do not have to be avoided, but they should be used surgically. When an area of the ...

Jump to: From a business perspective, data modeling provides several important benefits. It helps to create an efficient and logical database by eliminating redundancy, which saves storage space ...

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 ...

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 ...

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 ...

Join our daily and weekly newsletters for the latest updates and exclusive content on industry-leading AI coverage. Learn More Data mesh is a hot topic in the data and analytics community.

The Covid-19 pandemic reminded us that everyday life is full of interdependencies. The data models and logic for tracking the progress of the pandemic, understanding its spread in the population ...