Issues

• Flink Iceberg read fails with ClassCastException on ARRAY<STRING> IS NOT NULL predicate

  bug
  apache/iceberg#18504 · Filter by author 2162174202-sudo opened on Oct 14, 2026

• Flink: DynamicIcebergSink TableMetadataCache matches historical schemas by name, causing writes with retired field ids

  apache/iceberg#18499 · Filter by author kuni-92 opened on Oct 14, 2026
  2

• Core: RewriteManifests.addManifest mishandles v1-format manifests on v2+ tables

  apache/iceberg#18482 · Filter by author manuzhang opened on Oct 13, 2026
  3

• IN/NOT IN filters on identity-partitioned timestamp_ns columns fail or return wrong results

  bug
  apache/iceberg#18479 · Filter by author jiwen624 opened on Oct 13, 2026

• Nessie: listNamespaces fails for namespace names containing ' or \

  apache/iceberg#18475 · Filter by author rshdhere opened on Oct 12, 2026

• REST: Handle missing residual-filter in scan tasks

  improvement
  apache/iceberg#18471 · Filter by author Revanth14 opened on Oct 12, 2026
  1

• Core: Avoid unnecessary metadata-file HEAD requests when planning static metadata tables

  apache/iceberg#18465 · Filter by author eholmer-pltr opened on Oct 12, 2026

• Spark: scala.MatchError in RewriteOperationForRowLineage for non-Iceberg tables

  bug
  apache/iceberg#18449 · Filter by author maomaodev opened on Oct 11, 2026

• Spark: Use InternalRow over Row for Changelog calculation

  improvement
  apache/iceberg#18444 · Filter by author saths008 opened on Oct 10, 2026

• BigQuery: Retry transient network exceptions wrapped by RuntimeIOException

  bug
  apache/iceberg#18442 · Filter by author patnaikankit opened on Oct 10, 2026
  1

• Remove deprecated methods for 1.13.0

  apache/iceberg#18437 · Filter by author dramaticlly opened on Oct 9, 2026 · Iceberg 1.13.0
  3

• Flink: ConvertEqualityDeletes never releases the maintenance lock when combined with another maintenance task

  apache/iceberg#18435 · Filter by author fmorillo7694 opened on Oct 9, 2026

• Spark: vectorized read fails on Parquet files with a shredded VARIANT when the variant column isn't projected

  apache/iceberg#18430 · Filter by author randreucetti opened on Oct 9, 2026
  1

• Hive: AlreadyExistsException from a resent create_table deletes the metadata of the table it created

  bug
  apache/iceberg#18423 · Filter by author owenmonn opened on Oct 8, 2026

• container image for iceberg-rest-fixture missing

  bug
  apache/iceberg#18421 · Filter by author raphaelauv opened on Oct 8, 2026
  2

• API: ResidualEvaluator throws NullPointerException for null partition values in startsWith/notStartsWith

  apache/iceberg#18412 · Filter by author LuciferYang opened on Oct 7, 2026

• API: ExpressionUtil throws ClassCastException when sanitizing bound IN/NOT_IN predicates

  apache/iceberg#18411 · Filter by author LuciferYang opened on Oct 7, 2026

• Flink: DynamicCommitter retry after an applied REST commit runs cleanAll() and deletes the committed snapshot's manifest list and manifests

  apache/iceberg#18402 · Filter by author rayhondo opened on Oct 6, 2026
  1

• Kafka connect runtime 1.12.0 Azure Blob writes silently hang due to netty-tcnative/netty-handler

  bug
  apache/iceberg#18395 · Filter by author Ycallaer opened on Oct 6, 2026
  1

• Parquet TIME_MILLIS statistics are not converted to microseconds

  apache/iceberg#18391 · Filter by author zhangxinyao88 opened on Oct 6, 2026

• [Spark/ORC] NullPointerException in SparkOrcWriter when inserting VARIANT data into ORC-backed Iceberg v3 tables

  bug
  apache/iceberg#18386 · Filter by author abjain123 opened on Oct 5, 2026
  1

• Spark 4.2: Implement DSv2 Transaction API (TransactionalCatalogPlugin) in the Spark connector

  apache/iceberg#18384 · Filter by author developer-rpai opened on Oct 5, 2026

• Core: AuthSessionCache's exiting evictor pool registers a never-removed JVM shutdown hook per OAuth2Manager, pinning the creating thread's inheritable thread-locals (leaks closed Spark sessions)

  apache/iceberg#18377 · Filter by author Kingsley-working opened on Oct 5, 2026
  3

• Temporal transforms put pre-epoch timestamps at .999999 into the previous unit

  apache/iceberg#18371 · Filter by author kevinjqliu opened on Oct 4, 2026
  1

• Core: Committing data files fails after promoting the source column of an identity partition field

  apache/iceberg#18355 · Filter by author abrarsher23 opened on Oct 3, 2026