-- klima-3d soll denselben Text haben wie klima
UPDATE module_info
   SET short_desc     = (SELECT short_desc FROM (SELECT short_desc FROM module_info WHERE module_id='klima') t),
       long_desc      = (SELECT long_desc FROM (SELECT long_desc FROM module_info WHERE module_id='klima') t),
       learning_goals = (SELECT learning_goals FROM (SELECT learning_goals FROM module_info WHERE module_id='klima') t),
       subtitle       = (SELECT subtitle FROM (SELECT subtitle FROM module_info WHERE module_id='klima') t)
 WHERE module_id = 'klima-3d';