Articles

Learn where vector search helps, why an existing PostgreSQL database can be a sensible starting point, and when ordinary queries are enough. Try a small SQL example before choosing an index or another database.

Understand what embeddings do, see how text becomes a vector, and compare model options using your own search questions. Includes an API example, a simple diagram and an invoice example that keeps money and supplier IDs in exact database checks.

Split a document into useful pieces while keeping its headings, tables, source pages and permissions. Learn when invoice data should stay in rows, how to split policies, and how to check the result.