Non identifying relationship simple example

mysql - Should this be an identifying relationship or not? - Database Administrators Stack Exchange

non identifying relationship simple example

Examples of referential integrity constraint in the Customer/Order database of the Company: . Identifying and non-identifying relationship, by A. Watt. On the other hand, a non-identifying relationship exists when the primary key of the Here's a simple example of an identifying relationship. Sample IDEF1X Modeling Methodology. .. Cardinality in Nonidentifying Relationships. .. All entities and primary keys are included with sample attributes.

non identifying relationship simple example

- Надо думать. Есть различие, которое мы все время упускаем.

non identifying relationship simple example

Что-то очень простое.