DataYatriSpark, seen under the hood
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Medallion Architecture

Bronze keeps the raw files. Silver is typed and joined. Gold is the metric table BI actually queries.

Lesson 7 of 14 · Databricks path

Explain it at my level

  1. Bronze
  2. Silver
  3. Gold
  4. Contract
Watch the canvas:bronze (raw)silver (conformed)gold (product)Live simulation
bronze.orders_rawJSON · CSV · immutablerowsilver.orderstyped · deduped · joinedagggold.daily_revenueregion × day · BI grainLanding zone only. Do not query this from a dashboard.
Medallion is a contract: raw stays raw, gold stays small.