open formats

1. September 10, 202630 min read

   What the 2026 Consolidation Means for Open Formats

   Tabular, Dremio, and a wave of data platform acquisitions: what changes for teams building on open formats and which guarantees survive a change of ownership.

2. September 10, 202630 min read

   Where Lock-In Went

   The format war ended and exit cost did not: where lock-in relocated after open tables won, how to measure it, and which costs are worth keeping down.

3. July 25, 202630 min read

   Iceberg's Next Version Depends on Decisions Being Made in Parquet

   The Iceberg and Parquet specifications are co-evolving. Several of the most consequential Iceberg v4 proposals are waiting on Parquet work.

4. July 25, 202630 min read

   Building a Lakehouse That Stays Inside the Border

   Residency is a storage location. Sovereignty is who can compel access, who operates the systems, and whether you can leave.

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