Specification of a primary key is an integral part of the physical design of entities and attributes. A primary key should be assigned for every entity in the logical data model. You should try to use ...

The requirements for a logical and physical database vary by size and design parameters. A logical database must be able to access and identify all files within the storage system to operate ...

Throughout my career as a practitioner and teacher of cloud architecture and general enterprise architecture, I’ve focused on the distinction between logical and physical architectures. It’s ...