alter table role_privileges drop constraint role_privileges_privileges_check;    
alter table role_privileges add constraint role_privileges_privileges_check
    check (privileges in ('LIST_USERS','ADD_USERS','LIST_QUIZZ','CREATE_QUIZZ','VIEW_ALL_FORMS'));

insert into role_privileges VALUES
    ((select id from roles where "name" = 'ADMIN'),'CREATE_QUIZZ');
insert into role_privileges VALUES
    ((select id from roles where "name" = 'ADMIN'),'VIEW_ALL_FORMS');