Data Bricklaying Diary

Sep 20, 2026 · Backend Development

Semantic Decoupling: What Ontology Changes Can (and Can't) Spare You From Rewriting

This article analyzes the practical limits of semantic decoupling through ontology models, showing that while field renames and stable contracts can be isolated via mapping layers, rule changes require verified data and computation, and new actions demand real execution paths — value lies in precisely scoping change impact, not promising zero development.