begin;

alter table public.chat_sessions
  drop constraint if exists chat_sessions_theme_check;

alter table public.chat_sessions
  add constraint chat_sessions_theme_check
  check (theme in (
    'career',
    'marriage',
    'wealth',
    'health',
    'education',
    'migration',
    'family',
    'annual',
    'timing',
    'general'
  ));

commit;