Issues

• [FEA] Report the failing row and operation for JIT evaluation errors

  ? - Needs Triagefeature requestSpark
  NVIDIA/cudf#24944 · Filter by author thirtiseven opened on Oct 30, 2026

• [FEA] Add an option to disable FMA contraction in JIT compilation

  ? - Needs Triagefeature requestSpark
  NVIDIA/cudf#24942 · Filter by author thirtiseven opened on Oct 30, 2026

• [BUG] JSON reader's ingest_raw_input skips joining forked streams when a source read throws

  ? - Needs Triagebuglibcudf
  NVIDIA/cudf#24939 · Filter by author vuule opened on Oct 29, 2026

• [FEA] Follow-up groupby cleanups after removing the sort-based backend

  improvementlibcudf
  NVIDIA/cudf#24938 · Filter by author PointKernel opened on Oct 29, 2026

• [FEA] cudf-polars: keep joins whose predicate compares Decimals cast from floats on the GPU (TPC-DS q4, q11)

  cudf-polarsfeature request
  NVIDIA/cudf#24937 · Filter by author Matt711 opened on Oct 29, 2026

• [FEA] cudf-polars: support over(..., order_by=[a, b]) (Polars row_encode) so it stays on the GPU

  cudf-polarsfeature request
  NVIDIA/cudf#24936 · Filter by author Matt711 opened on Oct 29, 2026
  

• [FEA] Rename smaller/larger to right/left in sort_merge_join

  improvementlibcudf
  NVIDIA/cudf#24930 · Filter by author PointKernel opened on Oct 29, 2026
  1

• [BUG] Leaked (small) host objects from std::move(*ptr.release()) in libcudf

  buglibcudf
  NVIDIA/cudf#24926 · Filter by author mroeschke opened on Oct 29, 2026
  1

• [FEA] Serve the Parquet page index from the speculative footer read

  cuIOfeature requestlibcudfPerformanceVelox
  NVIDIA/cudf#24919 · Filter by author galipremsagar opened on Oct 29, 2026

• [BUG] groupby COVARIANCE and CORRELATION return wrong results for sliced struct values

  buglibcudf
  NVIDIA/cudf#24916 · Filter by author joosthooz opened on Oct 29, 2026

• [FEA] Typed fast path for sort_merge_join with a single integer key

  feature requestlibcudf
  NVIDIA/cudf#24914 · Filter by author joosthooz opened on Oct 29, 2026

• [FEA] Typed group-boundary detection for presorted fixed-width groupby keys

  feature requestlibcudf
  NVIDIA/cudf#24912 · Filter by author joosthooz opened on Oct 29, 2026

• [BUG] groupby::sort_aggregate ignores the sortedness flag, and sort_scan with excluded null keys returns extra rows

  buglibcudf
  NVIDIA/cudf#24910 · Filter by author joosthooz opened on Oct 29, 2026

• [FEA] Produce zstd-compressed native library chunks in cuDF Java JAR

  feature requestJavaNeeds Triage
  NVIDIA/cudf#24904 · Filter by author gerashegalov opened on Oct 28, 2026

• [BUG] np.int64 on a cudf.pandas proxy array leaves its float64 dtype unchanged

  bug
  NVIDIA/cudf#24899 · Filter by author asddfl opened on Oct 28, 2026
  1

• [BUG] np.mod with a positive infinite divisor returns NaN for a finite positive value

  buggood first issue
  NVIDIA/cudf#24898 · Filter by author asddfl opened on Oct 28, 2026
  1

• [BUG] cudf.pandas isin misses NaN across float and string columns and retains an extra row

  bug
  NVIDIA/cudf#24897 · Filter by author asddfl opened on Oct 28, 2026
  1

• [BUG] cudf.pandas converts a nested Series cell to a list and loses its index

  bug
  NVIDIA/cudf#24896 · Filter by author asddfl opened on Oct 28, 2026
  1

• [BUG] Float64 modulo with a large finite negative divisor returns zero

  buggood first issue
  NVIDIA/cudf#24895 · Filter by author asddfl opened on Oct 28, 2026
  1

• [BUG] Replacing False with cudf.NA leaves the boolean value unchanged

  bug
  NVIDIA/cudf#24894 · Filter by author asddfl opened on Oct 28, 2026
  1

• [BUG] cudf-polars: negating an unsigned integer, boolean, date, datetime or string column raises a raw libcudf error instead of Polars' InvalidOperationError

  bugcudf-polarsgood first issue
  NVIDIA/cudf#24887 · Filter by author Matt711 opened on Oct 28, 2026
  2

  

• [FEA] cudf-polars: SQL-mode benchmark validation compares rows in returned order, so ties and LIMIT can fail valid results

  cudf-polarsfeature request
  NVIDIA/cudf#24883 · Filter by author Matt711 opened on Oct 28, 2026

• [FEA] cudf-polars: --validate-against duckdb fails for SQL-mode benchmarks on dtype and column-name differences

  cudf-polarsfeature request
  NVIDIA/cudf#24882 · Filter by author Matt711 opened on Oct 28, 2026
  

• [FEA] Java: support zero-column Tables with an explicit row count

  feature requestJava
  NVIDIA/cudf#24877 · Filter by author findepi opened on Oct 28, 2026

• [FEA] JNI bindings for hash join match context and partitioned probe, without re-probing

  feature requestJava
  NVIDIA/cudf#24875 · Filter by author findepi opened on Oct 28, 2026