Creates an iterator to iterate over the data.
Also initializes the iterator: Moves the current position to before the beginning of the data; a subsequent next call will find the first non-default position.
Creates a new IIterator to iterate over the data. By default, 100 tuples are cached.
IIterator createIterator();
Creates a new IIterator to iterate over the data.
IIterator createIterator(int tuplesAhead);
IDataView Interface
