Tag:performance
Articles tagged "performance".
- 31 MIN READ•Sep 21, 2026
Parquet Page Indexes and the Last Mile of Pruning in Apache Iceberg
Parquet page indexes can cut selective Iceberg scans by an order of magnitude on sorted data. How they work, what they cost, and how to lay out tables.
Apache ParquetApache IcebergPruning - 31 MIN READ•Sep 10, 2026
Partition Statistics Files in Apache Iceberg
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.
Apache Icebergquery planningmetadata - 31 MIN READ•Aug 24, 2026
Iceberg v4's Adaptive Metadata Tree, Explained From First Principles
Iceberg v4's adaptive metadata tree, explained from first principles: why commits rewrite too much today and how the tree makes change cheaper.
Apache IcebergIceberg v4metadata