Tag: merge-on-read

All the articles with the tag "merge-on-read".

• 30 MIN READ•Jul 6, 2026

  Delete Files vs Deletion Vectors in Apache Iceberg: How V3 Rewrote the Economics of Changing Data

  Iceberg v2 delete files vs v3 deletion vectors. How Roaring bitmaps and per-file vectors transformed merge-on-read performance for CDC and streaming workloads.

  Apache Icebergdata engineeringlakehouse architecture