package:angel3_serialize, as it is the foundation for
@ormannotation to its definition:
TodoQueryclass, which contains fields corresponding to each field declared in
_Todo. Each of
TodoQuery's fields is a subclass of
SqlExpressionBuilder, corresponding to the given type. For example,
TodoQuerywould look something like:
QueryExecutorinterface. To support the ORM for any arbitrary database, simply extend the class and implement its abstract methods.