מעבר ל-RAG: מנוע הקשרים הרלציוני

תקציר מקורי באנגליתVector search can't answer "which PRs did I merge last week?" A relational context engine can, and it cuts token burn along the way. Peter Werry, founding engineer at Unblocked, explains what a context engine is and why coding agents need more than code search: the PRs, Slack threads and incident history that explain why the code is the way it is. He shows Claude sessions with and without that context, including one with about a 50% drop in cost and one that traced a regression to a model switch. Then he builds Unblocked's open-source document query engine step by step: automatic schema discovery, identity resolution across systems, query validation that blocks dangerous operators, retries that feed errors back to the model, and full-text search. He closes with the open-source context engi