What kind of creation myth is Vishnu purana?

The Vishnu Purana presents a dual creation myth that reflects both the cyclical nature of the universe and the divine intervention of Vishnu. It narrates the process of creation through the cosmic ocean, with Vishnu as the preserver who manifests the universe through his divine will. The myth emphasizes the eternal cycle of creation, preservation, and destruction, showcasing Vishnu's role in maintaining cosmic order. Additionally, it intertwines various stories of gods, sages, and cosmic principles, illustrating the interconnectedness of all existence.