A denormalized database model is considered bad desig to begin with, and has performance costs on its own. This is why the OP says this is a "hot take". :) May

A denormalized database model is considered bad desig to begin with, and has performance costs on its own. This is why the OP says this is a "hot take". :) Maybe there are situations where this actually helps, although the resulting datastructure to me looks more like a multi-key cache.