UUID v4 and v7: Collision Incidents and Performance Benchmarks
·974 words·5 mins
A real UUID v4 collision on HackerNews sparked 479 upvotes and 347 comments. Combined with UUID v4 vs v7 performance benchmarks on PG 16, here's how to choose.
PostgreSQL
When PostgreSQL Becomes AI's Hands — Bruce Momjian's MCP Server in Practice
·1516 words·8 mins
Bruce Momjian's 70-slide talk at PGDay Armenia, from Transformer vector spaces to a pretzel inventory system, dissecting how MCP beats RAG and how far we are from production.