Organises a lakehouse in three tiers: Bronze keeps what landed untouched, Silver keeps it cleaned up and conformed, and Gold keeps business-ready aggregates for reporting.
Read more: Microsoft Learn
In the Ultra Transcenders books
Each book explains Medallion architecture in context, with comparison tables and the common traps.
Terms in this definition
- Lakehouse
Fabric storage item in OneLake that holds structured and unstructured content side by side: managed Delta tables go under Tables, other files under Files. Spark is used for processing, and a read-only SQL analytics endpoint allows T-SQL queries.
Related terms
- Gold layer
The last tier of the medallion architecture, where refined tables ready for the business live, for example aggregates and star schemas that feed reports and analytics.