Issues

• [API] Integer and Long boundary arithmetic overflow in ProjectionUtil transforms

  apache/iceberg#18940 · Filter by author Ankitkj1999 opened on Nov 14, 2026

• [Core] TestAvroPartitionStatsHandler fails on Windows due to unclosed partition statistics scan

  apache/iceberg#18938 · Filter by author Ankitkj1999 opened on Nov 14, 2026

• Core: Incremental partition stats are wrong after partition spec evolution

  apache/iceberg#18937 · Filter by author sdaberdaku opened on Nov 13, 2026

• Flink: reading $files with vended credentials fails on TaskManagers because split JSON drops the credentials

  bug
  apache/iceberg#18934 · Filter by author jennifer-xiong25 opened on Nov 13, 2026
  1

• Spark 3.5.4+: vectorized Parquet reads return wrong values in 1.6.x (backport #11731 to 1.6.x)

  bug
  apache/iceberg#18927 · Filter by author aquwikimedia opened on Nov 13, 2026
  2

• API: Truncate projection of startsWith/notStartsWith miscounts surrogate pairs

  bug
  apache/iceberg#18922 · Filter by author jin-won-park opened on Nov 13, 2026

• Support Canonical URI Resolution in Iceberg FileIO for Multi-Protocol Storage Access

  improvement
  apache/iceberg#18921 · Filter by author ashishkumar50 opened on Nov 13, 2026

• Core: REST catalog commit whose response is lost is reported as a failure, not as an unknown commit state

  bug
  apache/iceberg#18902 · Filter by author gardenia opened on Nov 11, 2026

• Spark: SparkBatch broadcasts the table and FileIO on every planInputPartitions call, exhausting driver memory with nested DPP filters

  bug
  apache/iceberg#18901 · Filter by author edgarRd opened on Nov 11, 2026

• Flink: Add a timeout to TestIcebergSinkTableMaintenance so a dead MiniCluster fails fast

  improvement
  apache/iceberg#18891 · Filter by author manuzhang opened on Nov 11, 2026

• Parquet: Handle signed zero consistently in dictionary row-group filtering

  bug
  apache/iceberg#18886 · Filter by author adiranjan25 opened on Nov 11, 2026
  1

• Support pluggable bearer token provider with expiry-based refresh for REST catalog (workload identity token exchange)

  improvement
  apache/iceberg#18880 · Filter by author Simanchal-Liveramp opened on Nov 11, 2026
  2

• Infra: 'iceberg-rest-fixture' Docker image not published since 2026-04-29

  improvement
  apache/iceberg#18877 · Filter by author yayaha opened on Nov 10, 2026
  6

• rewrite_table_path fails for JDBC tables created with a file:/// warehouse

  bug
  apache/iceberg#18872 · Filter by author starhel opened on Nov 10, 2026
  1

• Core: Intern PartitionData during scan planning to avoid duplicate allocations

  apache/iceberg#18861 · Filter by author wangyum opened on Nov 10, 2026

• Flink: DynamicIcebergSink in overwrite mode silently drops delete files

  apache/iceberg#18843 · Filter by author zhengxiang378928908-code opened on Nov 9, 2026

• AWS, GCP: Credential refresh handlers reject multiple credentials of the same storage type

  apache/iceberg#18825 · Filter by author zhangxinyao88 opened on Nov 8, 2026
  1

• Spark: Scale Z-order and Hilbert columns to their own range before building the curve

  apache/iceberg#18809 · Filter by author dwsmith1983 opened on Nov 5, 2026

• Flink: JdbcLockFactory concurrent lock-table creation can fail with "table already exists" and restart the job

  bug
  apache/iceberg#18797 · Filter by author swapna267 opened on Nov 4, 2026
  1

• Azure: NullPointerException in VendedAzureSasCredentialPolicy when the first requests on a new ADLSFileIO run concurrently

  apache/iceberg#18786 · Filter by author riemenschneider opened on Nov 4, 2026

• JdbcCatalog: concurrent createNamespace can fail with a duplicate-key error (HTTP 500 over REST) instead of AlreadyExistsException

  apache/iceberg#18759 · Filter by author aiskakov28 opened on Nov 2, 2026

• RESTCatalogAdapter commitTransaction can acknowledge and lose concurrent table updates

  apache/iceberg#18758 · Filter by author aiskakov28 opened on Nov 2, 2026
  2

• Flink: Upserts and deletes after a partition spec change leave duplicate and deleted rows in the table

  bug
  apache/iceberg#18748 · Filter by author jiwen624 opened on Nov 2, 2026
  1

• AWS: S3FileIO with the default client factory needs the kms and sts SDK modules at runtime; aws.md lists Glue/S3/DynamoDB/KMS/STS

  apache/iceberg#18744 · Filter by author msabiransari opened on Nov 1, 2026
  2

• JDBC catalog: a dropped connection after the commit UPDATE was applied is replayed by JdbcClientPool, reported as CommitFailedException, and cleanup deletes the committed snapshot's files

  apache/iceberg#18743 · Filter by author msabiransari opened on Nov 1, 2026