Below is an example of a logical schema: A physical data model or physical schema is a representation of an implementation design; it defines data abstraction within physical parameters.

A logical data model is required before you can even begin to design a physical database ... other decisions that must be made during the transition from logical to physical. For example, each of the ...

The new model could allow robots to grasp concepts like gravity and object permanence while relying less on large amounts of ...

The Open Systems Interconnect (OSI) model ... For example, by understanding the different layers, enterprise security teams can identify and classify physical access, where the data is sitting ...