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Problems.

Apache Flink users keep filing bugs

Data engineering5 posts from 5 people5d active+22 posts in the last 7 days, 0 the 7 days before (rising)

Posts per day

Posts per day5 posts, Aug 28 to Sep 25

The posts behind it

5, newest first
PostDate
[BUG][SPARK]`VACUUM ... USING INVENTORY` rejects tables with non-nullable columns and comments...rather than a missing/misnamed/mistyped column - this is what makes the failure hard to diagnose from the error message alone. #### Steps to reproduce The comment-metadata variant reproduces the same error by instead building the inventory from a table/view where `path`,...delta-io/deltamik-lajSep 24yesterday
[BUG][Flink] DeltaSink fails with boolean columns as partition column## Bug #### Which Delta project/connector is this regarding? - [ ] Spark - [ ] Standalone - [X] Flink - [ ] Kernel - [ ] Other (fill in here) ### Describe the problem When writing to a table that contains boolean partition column, delta fails #### Steps to reproduce ####...delta-io/deltasebbeggSep 214 days ago
[BUG][Spark]: DeltaSqlParser does not override parsePlanWithParameters, so SQL parameter markers are dropped.## Bug #### Which Delta project/connector is this regarding? - [X] Spark - [ ] Standalone - [ ] Flink - [ ] Kernel - [ ] Other (fill in here) ### Describe the problem `io.delta.sql.parser.DeltaSqlParser` implements `ParserInterface` as a decorator over a delegate parser. Spark...delta-io/deltaq-nathangrandSep 102 weeks ago
Decompressing Zip Files...and flink don’t natively support regular zip files, and was wondering if anyone has any suggestions on how to handle this.. I am forced by requirements to use zip files, spark and flink, but i can consider adding additional technologies into the workflow if its better to just...r/dataengineeringu/Maleficent-Spell9654Sep 33 weeks ago
Flink: Support Iceberg Views### Feature Request / Improvement Iceberg has a full view spec and `ViewCatalog` API (implemented by REST, Hive, JDBC, Nessie, and InMemory catalogs), and Spark + Trino already read and write Iceberg views - but the Flink connector has no view support today. I plan to implement...apache/icebergtalatuyarerAug 284 weeks ago

Companies and products named

Company or productPosts naming it
Apache Flink5
Delta Lake3
Apache Iceberg1
GitHub1
About this problem

Evidence

5 posts from 5 people in 3 places, about 1 a week over 28 days. Mostly on delta-io/delta, r/dataengineering, apache/iceberg. Tools named alongside: Delta Lake, Apache Iceberg, GitHub.

Frustration Frustration 0 of 3· Seen on GitHub issues, Reddit

How it was grouped

Posts about Apache Flink that state a pain but match no known issue yet. First post Aug 28, 2026, latest Sep 24, 2026. Corroborated: 3 or more posts from 2 or more people or places. Method

History

  • 2026-09-25 Statement: Apache Flink users keep asking for help to Apache Flink users keep filing bugs
  • 2026-09-25 Corroboration: unverified to corroborated
  • 2026-09-25 Momentum: fading to rising
  • 2026-09-25 Added: Apache Flink users keep asking for help (1 post)

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