iceberg
https://github.com/apache/iceberg
Java
Apache Iceberg
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- Issues
- Kafka Connect: Update runtime distribution LICENSE and NOTICE
- Row-granular concurrency for V3 deletion vectors on UPDATE/MERGE (refine validateNoConflictingDeleteFiles)
- Kafka Connect: Always convert UUID columns to java.util.UUID
- Data: Materialize nested equality delete keys
- Flink: Exclude junit4 from connector-test-utils test dependency
- Spark: vectorized reads probe the position delete index once per row - 43–58% of scan CPU on narrow projections
- Core, Spark 4.2: Add PositionDeleteIndex.forEachInRange and use it in vectorized delete checks
- Kafka Connect: Use manual partition assignment for Worker's control-topic consumer
- MR: IcebergSplit.getLocations discards cached block locations on repeated calls
- MR: IcebergInputFormat drops identity partition constants
- Docs
- Java not yet supported