Alibaba Cloud Developer

Apr 23, 2026 · Artificial Intelligence

From Data‑Driven Insights to a Decision Center: Ontological Engineering with PolarDB‑PG

The article explains how Ontology—an abstract model of objects, relationships, and actions—can be built on PolarDB‑PG’s intelligent engine to overcome semantic ambiguity and logical hallucination in enterprise LLM agents, describing a three‑layer architecture, OAG retrieval, automatic modeling, fine‑grained permission control, and real‑world supply‑chain use cases.