INSERT-DELETE-UPDATE

挿入

 $user = new User();
 $user->setUserName('taro');
 $user->save();

行挿入時にシリアル型の値を取り出す

 $criteria = new Criteria;
 $criteria->add(UserPeer::USER_NAME, 'taro');
 $user_id = UserPeer::doInsert($criteria);

参考

http://www.propelorm.org/wiki/Documentation/1.4/BasicCRUD