1
vote
1answer
2k views

how could I draw the database transaction commit in the sequence diagram

How could I draw the database transaction commit in the sequence diagram? EDIT I want to draw in sequence diagram database transaction commit/rollback process
0
votes
2answers
178 views

How to do this in Standard UML?

In the below Sequence diagram, when the user have entered the Username and Password, I have to do the authentication. Now you can see two details valid details and invalid detail in the diagram , ...
3
votes
2answers
618 views

can an object in a sequence diagram send a message call to the user?

I need to make a sequence diagram and I'm not sure how to represent user input. Is it correct to have a message be sent from an object to the user asking for user input or should all objects be ...