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data-lakehouse
2 postsJuly 2026
Apache Lakehouse Weekly: Governance Debates Across Iceberg, Parquet
Apache Iceberg, Parquet, and Polaris communities debated format governance this week: statistics ownership, file-level access control, and primary key support.
Apache Iceberg V3: How Deletion Vectors Rewrote Delete Economics
A deep dive into why deleting rows in Apache Iceberg is hard, how v2's delete files work, and how v3's deletion vectors reshape update economics.