what is the best e-commerce product category schema?

[Setti Mahesh]

I am planning to design schema for category(like flipkart category). any best suggestion for scalable schema?

i have went through Model Tree structure but non of those methods not scalable.(http://docs.mongodb.org/master/applications/data-models-tree-structures/)
update and delete operations are very limited :(


Need good expert discussion... welcome all.