This week, why pgvector might not cut it in production, how bloom filters fail at scale, and why LLMs can't replace hands-on learning. Plus, slashing cloud costs and Postgres as a lakehouse system.

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Architecture Notes

A curated collection of articles covering production challenges with pgvector versus dedicated vector databases, the limitations of bloom filters for full-text search, and why LLMs cannot replace hands-on learning in software development. Also explores cloud cost optimization strategies, context engineering for LLMs, composition versus inheritance in software design, and introduces pg_lake for transforming Postgres into a lakehouse system.

Arc Notes Weekly #103: Trio