The end goal of database design is to be able to transform a logical data model into an actual physical database. A logical data model is required before you can even begin to design a physical ...

For example, a logical model might define what happens with a specific piece of data when specific events or circumstances occur. Physical data models refers to the actual implementation of a ...

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 ...

Those three kinds of data-model instances are conceptual schema, logical schema, and physical schema. A conceptual data model or conceptual schema is a high-level description of information used ...

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 ...

Data modeling, at its core ... IDA includes tools for creating logical and physical designs. It also offers metadata discovery and exploration features that help users to analyze existing database ...

Model & Database Comparison ... using logical and physical models. These logical physical models can be chosen either separately or can be linked together to make the best implementation of ...

modeling physical properties of new materials, and improving the performance of machine learning applications. All of these ...

One of the principles within relational theory is that each entity’s row or tuple be uniquely identifiable. This means the defined structure includes some combination of attributes whose populated ...

Navicat Data Modeler is a powerful, cost-effective data modeling and design tool that enables you to create high-quality conceptual, logical and physical data models for a number of use cases. You can ...