A new data architect is reviewing the team's medallion pipeline and asks the engineers to state what belongs in the silver layer and what belongs in the gold layer. The team must agree on the canonical responsibility of each layer before designing any new gold tables. Which statement describes the two layers correctly?

1. A. Gold stores the raw records exactly as extracted from the source systems, preserving full source fidelity for audit and future reprocessing 💬 A
2. B. Silver holds cleaned, validated, conformed data, one row per business entity; gold holds the aggregates and metrics that reports consume ✓ B
3. C. Silver is the layer that serves dashboards and BI tools directly, while gold is where newly landed data first arrives for ingestion 💬 C
4. D. The layers are interchangeable copies of the same data — only naming conventions distinguish one from the other 💬 D

Reveal answer

Correct answer: Silver holds cleaned, validated, conformed data, one row per business entity; gold holds the aggregates and metrics that reports consume

Reference: https://docs.databricks.com/aws/en/lakehouse/medallion