How NodeDB Handles Multi-Model Differently

In the previous article, I explained where NodeDB stands in the current multi-model landscape. This post is about the next question: how does it actually work? The short answer is: one engine cannot do everything NodeDB splits the problem into core engine families, then builds specialized models on top of the right base, while keeping everything inside one database boundary. That is the core idea: Some models get their own real engine Some models grow from another strong native engine The planner knows the difference The user does not have to split the stack into more databases just because the workload widened Start from the core, not from the label When people say "multi-model database", the phrase usually hides one of several shortcuts. It can means: One strong database with extensions. One document system with a broader marketing surface. Several services under one product name. One generalized storage shape being stretched across too many models. That is not the route I wanted. Th