Apache Iceberg V3 Spec new features for more efficient and flexible data lakes
13 days ago
- #Data Lakehouse
- #Big Data
- #Apache Iceberg
- Apache Iceberg V3 introduces new designs to solve core data lake challenges.
- Binary deletion vectors improve row-level transaction efficiency by using Roaring bitmaps.
- Default column values simplify schema evolution, eliminating the need for backfilling.
- Row-level lineage enhances auditing and CDC pipelines with embedded metadata.
- Enhanced data types include VARIANT for JSON, GEOMETRY/GEOGRAPHY for geospatial, and nanosecond-precision timestamps.
- V3 features collectively advance the open data lakehouse paradigm.