federation

1. August 25, 202630 min read

   Semantic Layer Federation: One Logical Model Over Data on Three Clouds

   One logical model over Iceberg and databases on three clouds. Pushdown, egress, Reflections, and where semantic federation still breaks.

2. August 25, 202631 min read

   Zero-Copy Warehouse Modernization: Migrating Legacy Databases to Apache Iceberg Without Downtime

   Move a legacy warehouse to Iceberg without downtime by virtualizing first. Consumer cutover, parity checks, and background copy without double-ETL.

3. August 19, 202630 min read

   Semantic Layer Federation: One Meaning for Data That Lives Everywhere

   Build a federated semantic layer across multi-cloud data so one set of governed metric definitions serves BI tools, dashboards, and AI agents identically.

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