$qs=$DB->get_recordset_sql('SELECT q.id as questionid FROM {question} q, {qtype_stack_options} o WHERE q.id = o.questionid AND q.hidden = 0 AND '.$DB->sql_like('o.compiledcache',':trg').';',['trg'=>'%@@PLUGINFILE@@%']);
echo'<h4>Questions containing attached files handled by Moodle</h4>';
$qs=$DB->get_recordset_sql('SELECT q.id as questionid FROM {question} q, {qtype_stack_options} o WHERE q.id = o.questionid AND q.hidden = 0 AND '.$DB->sql_like('o.compiledcache',':trg').' AND NOT '.$DB->sql_like('o.compiledcache',':other').';',['trg'=>'%"langs":[%','other'=>'%"langs":[]%']);
echo'<h4>Questions containing that have localisation using means we understand.</h4>';