openCursor abstract method
Used for iterating through an object store with a cursor.
Implementation
Stream<CursorWithValue> openCursor({
  Object? key,
  KeyRange? range,
  String? direction,
  bool? autoAdvance,
});Used for iterating through an object store with a cursor.
Stream<CursorWithValue> openCursor({
  Object? key,
  KeyRange? range,
  String? direction,
  bool? autoAdvance,
});