You have a small, mostly static corpus (e.g., a few hundred to a few thousand chunks). You want zero‑infrastructure local retrieval with fast, predictable latency. You’re assembling “infinite few‑shot ...
Index the folder holding historical Betfair data to turn it into a database. Use SQL queries to select data. my_betfair_data/ ├── arbitrary_folder/ ├── 1.22334455.json # Market metadata file ├── ...