CRUD in a use-case diagram?

Question

My question is quite simple. What is the best way to bring CRUD into a use-case diagram? It should be DRY. I know, UML is sometimes discretionary, but what do you think abou

Answer 1

I would put another option in discussion and meybe I would use this one, lets consider number 6 alternative. Put the 4 operations inside a system boundary called "CRUD User", it also helps because not all users always have access to all crud operations.