/**
  * Selects a collection of WhiteboardSession objects pre-filled with all related objects except User.
  *
  * @param      Criteria  $c
  * @param      PropelPDO $con
  * @param      String    $join_behavior the type of joins to use, defaults to Criteria::LEFT_JOIN
  * @return     array Array of WhiteboardSession objects.
  * @throws     PropelException Any exceptions caught during processing will be
  *		 rethrown wrapped into a PropelException.
  */
 public static function doSelectJoinAllExceptUser(Criteria $c, $con = null, $join_behavior = Criteria::LEFT_JOIN)
 {
     $c = clone $c;
     // Set the correct dbName if it has not been overridden
     // $c->getDbName() will return the same object if not set to another value
     // so == check is okay and faster
     if ($c->getDbName() == Propel::getDefaultDB()) {
         $c->setDbName(self::DATABASE_NAME);
     }
     WhiteboardSessionPeer::addSelectColumns($c);
     $startcol2 = WhiteboardSessionPeer::NUM_COLUMNS - WhiteboardSessionPeer::NUM_LAZY_LOAD_COLUMNS;
     StudentQuestionPeer::addSelectColumns($c);
     $startcol3 = $startcol2 + (StudentQuestionPeer::NUM_COLUMNS - StudentQuestionPeer::NUM_LAZY_LOAD_COLUMNS);
     $c->addJoin(array(WhiteboardSessionPeer::QUESTION_ID), array(StudentQuestionPeer::ID), $join_behavior);
     $stmt = BasePeer::doSelect($c, $con);
     $results = array();
     while ($row = $stmt->fetch(PDO::FETCH_NUM)) {
         $key1 = WhiteboardSessionPeer::getPrimaryKeyHashFromRow($row, 0);
         if (null !== ($obj1 = WhiteboardSessionPeer::getInstanceFromPool($key1))) {
             // We no longer rehydrate the object, since this can cause data loss.
             // See http://propel.phpdb.org/trac/ticket/509
             // $obj1->hydrate($row, 0, true); // rehydrate
         } else {
             $omClass = WhiteboardSessionPeer::getOMClass();
             $cls = substr('.' . $omClass, strrpos('.' . $omClass, '.') + 1);
             $obj1 = new $cls();
             $obj1->hydrate($row);
             WhiteboardSessionPeer::addInstanceToPool($obj1, $key1);
         }
         // if obj1 already loaded
         // Add objects for joined StudentQuestion rows
         $key2 = StudentQuestionPeer::getPrimaryKeyHashFromRow($row, $startcol2);
         if ($key2 !== null) {
             $obj2 = StudentQuestionPeer::getInstanceFromPool($key2);
             if (!$obj2) {
                 $omClass = StudentQuestionPeer::getOMClass();
                 $cls = substr('.' . $omClass, strrpos('.' . $omClass, '.') + 1);
                 $obj2 = new $cls();
                 $obj2->hydrate($row, $startcol2);
                 StudentQuestionPeer::addInstanceToPool($obj2, $key2);
             }
             // if $obj2 already loaded
             // Add the $obj1 (WhiteboardSession) to the collection in $obj2 (StudentQuestion)
             $obj2->addWhiteboardSession($obj1);
         }
         // if joined row is not null
         $results[] = $obj1;
     }
     $stmt->closeCursor();
     return $results;
 }