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 ... Of course, there are many other decisions that must be made during the transition from logical to physical. For example, each ...

A good example of this is encryption and decryption of data for secure transmission ... routing capabilities. Layer 1: Physical At the bottom of our OSI model we have the Physical Layer, which ...

Thus, the purpose of the present study was to test the model of the potential relationship between physical activity and obesity using longitudinal data collected in the cardiovascular risk in ...