About

operations are the operations supported on a structure that follows rules.

They define what's called the behavior of the entity.

A serie of operations is called a process.

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Example

• Find the values of the primary key
• Get
• …
• in a business process entity such as truck: arrival, departure, unloading, loading

Type

• in a class, the operations are called the methods.
• in a relation, the operations are all relational operators