Method GetNext

pkg/database/iterators.go:30–37

GetNext - Get next tuple

()

// GetNext - Get next tuple
func (i *TupleIterator) GetNext() *base.Tuple {
	if i.HasNext() {
		tup := i.tuples[i.index]
		i.index++
		return tup
	}
	return nil
}

// UniqueTupleIterator combines two TupleIterators and ensures that only unique Tuples are returned.
// Uniqueness is based on the Tuple's pointer address.