public NoitruPhieudinhduongCollection FetchAll()
 {
     NoitruPhieudinhduongCollection coll = new NoitruPhieudinhduongCollection();
     Query qry = new Query(NoitruPhieudinhduong.Schema);
     coll.LoadAndCloseReader(qry.ExecuteReader());
     return coll;
 }
 public NoitruPhieudinhduongCollection FetchByQuery(Query qry)
 {
     NoitruPhieudinhduongCollection coll = new NoitruPhieudinhduongCollection();
     coll.LoadAndCloseReader(qry.ExecuteReader());
     return coll;
 }
 public NoitruPhieudinhduongCollection FetchByID(object Id)
 {
     NoitruPhieudinhduongCollection coll = new NoitruPhieudinhduongCollection().Where("Id", Id).Load();
     return coll;
 }