#chunking

Engineering · 17 · 11 min

Chunking inside the engine: when the DB owns segmentation

Most RAG stacks chunk in Python glue between Postgres and a vector store. The result is a second pipeline that drifts. This post walks through what it looks like when chunking is a declarative rule attached to a column, reranking is a query operator, and the engine — not the application — owns segmentation.