Spark Data Source API, step by step (CoinGecko)

Step‑by‑step guide: from a batch approach to a real streaming Data Source in PySpark 3.5.1. Defines schema, offsets, reader, and provider registration to use format("coingecko").

Step‑by‑step guide: from a batch approach to a real streaming Data Source in PySpark 3.5.1. Defines schema, offsets, reader, and provider registration to use format("coingecko").