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Medallion architecture: bronze, silver, gold, and when layers are just bureaucracy
A data pipeline can have bronze, silver, and gold tables, beautifully organized schemas, dozens of scheduled jobs, and still produce numbers nobody trusts.
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The lakehouse: Iceberg, Delta, and tables that time-travel
A plain object-storage data lake is wonderfully simple: put Parquet files in S3, Azure Data Lake Storage, Google Cloud Storage, HDFS, or another filesystem-like service, then point query engines at th
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Introduction to lakehouse architecture
The lakehouse architecture bridges the gap between data lakes and warehouses, providing unified governance, performance, and flexibility. This post introduces the core principles, benefits, and technologies behind lakehouses, explaining why they’ve become the foundation for modern data platforms in 2025.