HQL how to query ElementCollection of String

Question

I have class like

public User{
   Long id;
   Set roles;
}

How do I query all User objects with the role of

Answer 1

I've found solution:

"from User as user where 'ADMIN' in elements(user.roles)";

Somehow hql function value() have to help with this, you can also experiment with it, but that hql query above works for me.