apache/iceberg

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Apache Iceberg

Stars: 9.2k
Forks: 3.5k
Open beginner issues: 0
Indexed issues: 450
Avg merge: 2d 11h
Merged PRs (30d): 132

Dominant language: Java
License: Apache-2.0
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

Open All

446 open issues indexed

Kafka Connect sink fails to write snapshot when using dynamic routing with SMTs Open

bug

apache/iceberg#13457 · 9 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
[docs] Indicate navigation links that take the user to an external site Open

improvement website

apache/iceberg#13514 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Replace the quick-start docker compose image with OSS spark docker image Open

improvement not-stale

apache/iceberg#13519 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Credential refresh for stage-created tables Open

improvement not-stale

apache/iceberg#13554 · 3 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Spark runtime small packaging issues: service files & annotation dependencies. Open

apache/iceberg#13571 · 7 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
IRC Events Endpoint Implementation: Request & Response Objects Open

good first issue improvement

apache/iceberg#13580 · 12 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Metadata stop to be written after random period of time. Commit failed, will try again next cycle. Open

bug

apache/iceberg#13593 · 32 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
Iceberg-specific JDBC catalog properties should not be passed to driver Open

bug

apache/iceberg#13672 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
iceberg-kafka-connect-runtime fails with NoClassDefFoundError for org.apache.commons.configuration2.Configuration when used with Hadoop catalog Open

bug stale

apache/iceberg#13691 · 12 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
rewrite_table_path does not update sizes of rewritten manifests in manifest lists Open

bug

apache/iceberg#13719 · 5 comments · 5 reactions · 0 assignees · Indexed Sep 14, 2026
Kafka Connect drop messages when Glue Exception is happening Open

bug stale

apache/iceberg#13752 · 28 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Allow AccessDeniedExceptions To Fail Silently On Auto Creating Tables Open

bug

apache/iceberg#13758 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Duplicate file path found in Iceberg metadata snapshot Open

bug

apache/iceberg#13763 · 32 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
"Ambiguous" column name with dot Open

bug stale

apache/iceberg#13807 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Schema evolution issue with structs nested inside map fields (Parquet-backed Iceberg tables) Open

bug

apache/iceberg#14043 · 9 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Upgrade to Gradle 9.5.0 Open

improvement

apache/iceberg#14094 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[UUID] Non-RFC compliant UUID literal comparisons Open

bug

apache/iceberg#14216 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Adding week partition transform Open

improvement

apache/iceberg#14220 · 6 comments · 6 reactions · 0 assignees · Indexed Sep 14, 2026
Exception when using DELETE FROM Spark query on table using copy-on-write Open

bug

apache/iceberg#14239 · 3 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Decouple Iceberg from Hadoop codebase Open

improvement

apache/iceberg#14284 · 2 comments · 12 reactions · 0 assignees · Indexed Sep 14, 2026
Implement Multiple Prefix Chaining for RewriteTablePath Action Open

improvement

apache/iceberg#14318 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Issue running `rewrite_data_files` Open

bug stale

apache/iceberg#14339 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Extend partition statistics support to unpartitioned tables Open

proposal

apache/iceberg#14375 · 5 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
[REST Catalog] Case-insensitive identifier matching for Polaris and similar catalogs Open

improvement stale

apache/iceberg#14386 · 1 comment · 12 reactions · 0 assignees · Indexed Sep 14, 2026
`spark.sql.catalog.spark_catalog.default-namespace` has no effect with SparkSessionCatalog Open

bug

apache/iceberg#14424 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Iceberg Flink sinks duplicate data during recovery when used with the REST catalog Open

bug

apache/iceberg#14425 · 17 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Iceberg 1.10.0: Unexpected S3 checksum validation despite s3.checksum-enabled=false Open

bug

apache/iceberg#14439 · 7 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
AWS Glue catalog dropTable purge fails when target is an S3 Table bucket Open

bug

apache/iceberg#14449 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Remove incorrect snapshotId filtering in RewriteTablePathSparkAction Open

bug

apache/iceberg#14458 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
docs: use `mike` for docs infra Open

improvement not-stale website

apache/iceberg#14521 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
DynamicIcebergSink writes not being read by IcebergSource streaming Open

bug

apache/iceberg#14526 · 14 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
AWS: DefaultAwsClientFactory s3 / s3Async serviceConfiguration are not equivalent Open

bug

apache/iceberg#14575 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
MERGE INTO doesn't work when using non-deterministic expressions in Pyspark Open

bug

apache/iceberg#14585 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
FileAlreadyExistsException in CopyTable with Position Delete Files Open

bug

apache/iceberg#14589 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Using rewrite_table_path iceberg procedure on a backup Open

question

apache/iceberg#14606 · 10 comments · 6 reactions · 0 assignees · Indexed Sep 14, 2026
Initial Default values gets ignored for Struct columns Open

bug

apache/iceberg#14611 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Spark][Feature] Create or replace with ordering Open

improvement

apache/iceberg#14612 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Error while executing "rewrite_position_delete_files" Open

bug

apache/iceberg#14619 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Replace MinIO with RustFS in Iceberg Quickstart due to maintenance and security concerns Open

stale

apache/iceberg#14638 · 19 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
Column Encryption Open

improvement

apache/iceberg#14768 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
include Postgres driver in iceberg-rest-fixture image Open

improvement

apache/iceberg#14802 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Catalog name ignored with Hive Metastore Open

bug

apache/iceberg#14860 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Support check constraint Open

improvement

apache/iceberg#14906 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
GoogleAuthManager - Invalid credentials endpoint: null, for REST credentials vending mode Open

bug

apache/iceberg#14982 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Data File Pruning Fails for LIKE Operator with Escaped Underscores in Apache Iceberg Open

bug

apache/iceberg#14995 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Core: Static thread pools in ThreadPools.java cause ClassLoader leaks in hot-reload scenarios Open

bug

apache/iceberg#15031 · 21 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Equality deletes ignored on executor cache hit with different query Open

bug

apache/iceberg#15039 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Does kafka connector it support upsert Open

question

apache/iceberg#15046 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
DELETE operations don't apply custom snapshot properties from session config Open

bug

apache/iceberg#15060 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Potential follow-up steps for freshness-aware table loading in REST catalog Open

improvement

apache/iceberg#15109 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026

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