S3, Apache Iceberg and Medallion Architecture
Design governed Bronze, Silver and Gold data products for an energy operations control tower using Amazon S3, Apache Iceberg, AWS Glue and Spark. Includes schema evolution, table maintenance, examples and financial-markets parallels.
AWS Energy Data Architecture | Blog 4 of 10
S3, Apache Iceberg and Medallion Architecture: Bronze, Silver and Gold Data ProductsBy Pankaj Kumar Jha | EA — Data & AI
Running example: An energy operations control tower combining generation, smart-meter, asset, weather and market data. The same patterns can support financial-markets data such as trades, quotes, reference data and risk measures.
Raw records become trusted, query-ready data products through controlled refinement.Scenario: An energy provider receives interval meter readings, generation telemetry, asset-maintenance records, weather forecasts and market prices. Operations teams need reliable dashboards for generation performance, regional demand, asset health and market exposure. The platform must retain source evidence, handle corrections and schema changes, and serve analytics without creating a separate unmanaged copy for every team.
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