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When Postgres with pgvector is the only database an AI app needs — and the point at which it stops being enough.

Raw model output is a liability. Typed schemas turn it into something the rest of your code can rely on.

Reading posts from the filesystem at build time: no database, no CMS, fully typed.

Retrieval-augmented generation in plain terms — when the added complexity pays for itself, and when it does not.

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