Issues

• [BUG] spark: V1 expression index fails the query when the function's type differs from the column's

  engine:sparktype:bug
  apache/hudi#20569 · Filter by author voonhous opened on Nov 10, 2026

• [BUG] spark: data skipping fails on an IN list of more than 10 DATE or TIMESTAMP values

  engine:sparktype:bug
  apache/hudi#20568 · Filter by author voonhous opened on Nov 10, 2026

• [BUG] spark: bloom filter expression index prunes files holding matching rows for DATE values

  engine:sparktype:bug
  apache/hudi#20567 · Filter by author voonhous opened on Nov 10, 2026

• Concurrent async compaction plans corrupt the Record Index and cause duplicates

  type:bug
  apache/hudi#20562 · Filter by author vamshipasunuru1 opened on Nov 9, 2026

• Share the Spark 4.1+ version module code across versions

  area:engine-interoppriority:low
  apache/hudi#20559 · Filter by author yihua opened on Nov 8, 2026

• Spark writer with hoodie.metadata.index.async=true and record index enabled fails on first commit: "Partition record_index should be part of inflight metadata partitions here []"

  type:bug
  apache/hudi#20557 · Filter by author codope opened on Nov 8, 2026

• Support Spark 4.3

  area:engine-interoppriority:medium
  apache/hudi#20550 · Filter by author yihua opened on Nov 7, 2026

• Compaction trigger counts empty delta commits, causing excessive metadata table compactions for streaming writers

  apache/hudi#20548 · Filter by author chinmay291 opened on Nov 6, 2026

• [BUG] Partitioned record level index initialization builds a nested UnionRDD chain per data partition and hits StackOverflowError

  area:indexarea:metadata-tableengine:sparktype:bug
  apache/hudi#20543 · Filter by author voonhous opened on Nov 6, 2026
  

• [BUG] Spark expression index on a time-zone-dependent function prunes matching files when queried in another session time zone

  engine:sparktype:bug
  apache/hudi#20538 · Filter by author voonhous opened on Nov 6, 2026
  1

• [BUG] Spark expression index does not prune files for range predicates

  engine:sparktype:bug
  apache/hudi#20537 · Filter by author voonhous opened on Nov 6, 2026
  

• Improve partition stats coverage after adding columns

  apache/hudi#20535 · Filter by author cshuo opened on Nov 6, 2026

• [Flink] Fix stream read lag metrics in Source V2 and add read lag metrics

  type:devtask
  apache/hudi#20531 · Filter by author skywalker0618 opened on Nov 5, 2026
  1

• [RFC-112] Support fan-in: multiple streaming flows writing one Hudi streaming table

  apache/hudi#20530 · Filter by author nsivabalan opened on Nov 4, 2026

• Hive/MR reads fail on union columns with the file group reader: "should not be here?" in HoodieArrayWritableSchemaUtils

  type:bug
  apache/hudi#20528 · Filter by author prashantwason opened on Nov 4, 2026

• [BUG] spark: data skipping on a timestamp's local date prunes files that hold matching rows where the clocks fell back across midnight

  type:bug
  apache/hudi#20525 · Filter by author wombatu-kun opened on Nov 4, 2026
  

• Trino connector fails snapshot reads of MOR tables with parquet log blocks

  area:query-enginepriority:high
  apache/hudi#20522 · Filter by author ad1happy2go opened on Nov 4, 2026
  1

• Flink data skipping can incorrectly prune files for NOT predicates

  apache/hudi#20507 · Filter by author cshuo opened on Nov 3, 2026
  

• Spark SQL INSERT into Hudi fails for arrays containing NULL elements

  apache/hudi#20505 · Filter by author cshuo opened on Nov 3, 2026

• Spark MERGE INTO fails assigning a TINYINT / SMALLINT source column to an INT column (MutableInt to MutableByte)

  type:bug
  apache/hudi#20504 · Filter by author voonhous opened on Nov 3, 2026
  1

• Spark bulk_insert of ShortType / ByteType columns: reads fail, column stats are skipped, ByteType cannot be written

  area:schematype:bug
  apache/hudi#20503 · Filter by author voonhous opened on Nov 3, 2026
  

• [Umbrella] Track Flink data skipping correctness issues

  apache/hudi#20500 · Filter by author cshuo opened on Nov 3, 2026
  2

• Union types [T], [int,long] and [float,double] map to different types in the Avro parquet writer, Spark/Flink schema converters and meta sync

  type:bug
  apache/hudi#20498 · Filter by author yihua opened on Nov 2, 2026

• Clustering ships per-group schema, write config and reader state to every write-stage task (task binary and executor memory grow with groups × tasks)

  type:bug
  apache/hudi#20489 · Filter by author gudladona opened on Nov 2, 2026
  2

  

• use hudi-flink2.0-bundle-1.2.0.jar ,hive 4.0.1, flink 2.0 ,when insert data to table,,hive_sync throw exception: java.lang.NoSuchFieldError: METASTOREURIS

  engine:flinktype:bug
  apache/hudi#20485 · Filter by author SendDreams opened on Oct 30, 2026
  5