2 posts tagged with "performance"

• Partition Statistics Files in Apache Iceberg

  September 10, 2026

  The underused Iceberg metadata for planning: what the partition statistics file holds, what the spec guarantees, how to write one, and when it earns its slot.

• Iceberg v4's Adaptive Metadata Tree, Explained From First Principles

  August 24, 2026

  Iceberg v4's adaptive metadata tree, explained from first principles: why commits rewrite too much today and how the tree makes change cheaper.