Postgres
5 articles
Using PostgreSQL and pgvector as a source or target for CocoIndex.
Rank trending HackerNews topics with an LLM and Postgres
Rank trending HackerNews topics in Postgres with an incremental CocoIndex v1 pipeline: scrape threads and comments, extract topics with an LLM.
Build a custom source for HackerNews with CocoIndex v1
Turn the HackerNews API into an incremental CocoIndex v1 source in plain async Python: fetch threads, extract topics with an LLM, keep Postgres in sync.
CocoIndex Changelog 2025-10-19
Production-ready upgrades: durable execution, faster incremental processing over large datasets, GPU isolation, and richer native building blocks.
Turn a Postgres table into a semantic index
Use an existing PostgreSQL table as a CocoIndex source: derive fields, embed each row, and store the vectors in Postgres with pgvector, incrementally.
On-premise structured extraction from PDFs with Ollama
Extract structured data from PDF manuals locally with Ollama and CocoIndex: docling converts PDFs to Markdown, a local LLM fills typed Postgres rows.