$QueryDef = $CQsession->BuildQuery('ABC');
$QueryDef->BuildField('recname');

$operator = $QueryDef->BuildFilterOperator($CQ::CQ_COMP_OP_EQ);
$operator->BuildFilter("id", $CQ::CQ_COMP_OP_EQ, $rec);
$ResultSet = $CQsession->BuildResultSet($QueryDef);
$ResultSet->Execute();

##</code><code>##

   if (!$ResultSet) {
   }
   else {
         while (($ResultSet->MoveNext()) == 1) 
         ......
         ......
   }