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