All pull requests

Pull requests

• Generate TPC-H and TPC-DS test data with tpcgen-cli

  cudf-polarsimprovementnon-breakingPython
  #25055·Matt711 opened Nov 3, 2026Member·3 tasks done·

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  1

  

• Fix null count of cudf::detail::slice for inputs with an offset

  buglibcudfnon-breaking
  #25054·mythrocks opened Nov 3, 2026Contributor·3 tasks done·

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  2

  

• Use a struct order_by in TPC-DS queries 47 and 57

  cudf-polarsimprovementnon-breakingPython
  #25053·Matt711 opened Nov 3, 2026Member·3 tasks done·

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  2

  

• Improve regex performance by reducing the shared memory carveout

  2 - In Progressimprovementlibcudfnon-breaking
  #25052·davidwendt opened Nov 3, 2026Contributor·3 tasks done·

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  2

  

• Add opt-in radix prefix sort with log-binned run refinement for string columns

  CMakeimprovementlibcudfnon-breaking
  #25051·bdice opened Nov 3, 2026Contributor·2 of 3 tasks·

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  1

  

• Add AI-assisted contribution guidelines

  docnon-breaking
  #25050·bdice opened Nov 3, 2026Contributor·2 of 3 tasks·

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  1

  10

  

• Build and test cudf-polars-quent (conda)

  feature requestnon-breaking
  #25049·TomAugspurger opened Nov 3, 2026Contributor·3 tasks done·

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  11

  

• feat: add Python 3.15 to testing matrix

  cudf.pandascudf-polarsimprovementnon-breakingpylibcudfPython
  #25048·gforsyth opened Nov 3, 2026Contributor·

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  1

  

• Convert some more scratch rmm::device_uvector<T> and rmm::device_buffer to cuda::device_buffer<T>

  improvementJavalibcudfnon-breaking
  #25046·KyleFromNVIDIA opened Nov 3, 2026Member·3 tasks·

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  27

  

• Test on WSL in CI

  DO NOT MERGEimprovementnon-breaking
  #25045·bdice opened Nov 3, 2026Contributor·

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  2

  

• Parquet reader support for the FILE logical type

  feature requestlibcudfnon-breakingPython
  #25043·mhaseeb123 opened Nov 3, 2026Contributor·3 tasks done·

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  1

  

• Fix strptime cases where cudf-polars differs from polars

  cudf-polarslibcudfPython
  #25041·prawesh-12 opened Nov 3, 2026·3 tasks done·

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  4

  

• [FEA] Add LTO reduction benchmark comparisons

  CMakelibcudf
  #25039·lamarrr opened Nov 3, 2026Contributor·4/4·3 tasks done·

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  1

  

• [FEA] Add LTO segmented reductions

  CMakelibcudf
  #25038·lamarrr opened Nov 3, 2026Contributor·3/4·3 tasks done·

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  1

  

• [FEA] Add LTO scalar reductions

  CMakelibcudf
  #25037·lamarrr opened Nov 3, 2026Contributor·2/4·3 tasks done·

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  1

  

• [FEA] Add shared LTO UDF compilation and fragment ownership

  libcudf
  #25036·lamarrr opened Nov 3, 2026Contributor·1/4·3 tasks done·

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  19

  

• Disable large-memory join extent overflow tests

  improvementlibcudfnon-breaking
  #25035·PointKernel opened Nov 3, 2026Member·3 tasks done·

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  14

  

• Add an opt-in cuCascade host cache for remote parquet reads in cudf-polars

  cudf-polarsfeature requestnon-breakingPython
  #25034·Matt711 opened Nov 3, 2026Member·2 of 3 tasks·

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  1

  

• Reject reader timestamp types without a second-based unit

  bugcuIOJavalibcudfnon-breakingVelox
  #25029·galipremsagar opened Nov 3, 2026Contributor·3 tasks done·

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  1

  14

  

• Compare Parquet logical types across sources when both have one

  bugcudf-polarslibcudfnon-breakingPython
  #25028·Matt711 opened Nov 3, 2026Member·2 of 3 tasks·

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  1

  2

  

• Gracefully stop processes in timeout_with_stack

  improvementnon-breaking
  #25027·TomAugspurger opened Nov 3, 2026Contributor·3 tasks done·

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  5

  

• Support polars.scan_iceberg/delta for the hybrid scan parquet reader

  cudf-polarsimprovementnon-breakingPython
  #25020·mroeschke opened Nov 3, 2026Contributor·3 tasks·

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  1

  1

  

• Close rotated ParquetDatasetWriter writers to release file descriptors

  2 - In Progressbugnon-breakingPython
  #25019·mhaseeb123 opened Nov 3, 2026Contributor·3 tasks done·

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  1

  5

  

• [MLIR] GroupBy JIT cooperative block reductions

  improvementnon-breakingPython
  #25018·brandon-b-miller opened Nov 3, 2026Contributor·

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  44

  

• Honor input row mask in hybrid scan filter pass

  3 - Ready for Review4 - Needs Reviewbuglibcudfnon-breakingpylibcudfPython
  #25017·mhaseeb123 opened Nov 2, 2026Contributor·3 tasks done·

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  9