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Pull requests: NVIDIA/cudf

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Pull requests list

Fix RMM race conditions from deferred H2D copies in pylibcudf tests bug Something isn't working non-breaking Non-breaking change pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#23789 opened Aug 24, 2026 by Matt711 Member • Draft
3 tasks
@Matt711
1
Add PDSHDuckDBQueries for cudf.pandas PDSH benchmarks; support validation with decimal data cudf.pandas Issues specific to cudf.pandas improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#23788 opened Aug 24, 2026 by mroeschke Contributor Loading…
3 tasks
@mroeschke
10
Support groupby.mean() for decimal columns; fix decimal reflection binops in cudf Python cudf.pandas Issues specific to cudf.pandas improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#23787 opened Aug 24, 2026 by mroeschke Contributor Loading…
3 tasks
1
@mroeschke
6
io: deprecate the windowslinetermination csv reader option libcudf Affects libcudf (C++/CUDA) code.
#23781 opened Aug 24, 2026 by VaggelisGian Loading…
2 of 3 tasks
1
@VaggelisGian
6
Add missing include for std::cerr in debug build 3 - Ready for Review Ready for review by team bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23780 opened Aug 24, 2026 by davidwendt Contributor Loading…
3 tasks done
@davidwendt
1
Java: throw IllegalArgumentException for null/empty Table columns Java Affects Java cuDF API.
#23779 opened Aug 24, 2026 by lukiod Loading…
1
@lukiod
2
Keep io varint decoding defined on overlong input CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code.
#23776 opened Aug 24, 2026 by VaggelisGian Loading…
3 tasks done
1
@VaggelisGian
5
Apply distribution params whose bounds type differs from the column type in benchmark data generation bug Something isn't working CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23775 opened Aug 24, 2026 by VaggelisGian Loading…
3 tasks done
1
@VaggelisGian
27
Support Polars Array dtype pass-through in cudf-polars cudf-polars Issues specific to cudf-polars Python Affects Python cuDF API.
#23773 opened Aug 23, 2026 by 0guban0v Contributor • Draft
1
@0guban0v
5
Fix to_numpy/to_cupy failures on pandas nullable extension dtypes bug Something isn't working non-breaking Non-breaking change Python Affects Python cuDF API.
#23772 opened Aug 23, 2026 by Matt711 Member Loading…
2 of 3 tasks
1
@Matt711
3
Add parquet DELTA read tests and nested benchmark axis improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23771 opened Aug 23, 2026 by vyasr Contributor Loading…
3 tasks done
@vyasr
5
Use cuda::stream_ref for central stream helpers improvement Improvement / enhancement to an existing function Java Affects Java cuDF API. libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#23770 opened Aug 23, 2026 by vyasr Contributor • Draft
3 tasks done
@vyasr
3
Use cuda::stream_ref in benchmarks and examples improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23769 opened Aug 23, 2026 by vyasr Contributor Loading…
3 tasks done
@vyasr
12
Use cuda::stream_ref in libcudf tests improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23768 opened Aug 23, 2026 by vyasr Contributor Loading…
3 tasks done
@vyasr
4
Backport #23646, #23732, #23714: Fix cudf-java native load ! - Hotfix Hotfix is a bug that affects the majority of users for which there is no reasonable workaround bug Something isn't working ci CMake CMake build issue Java Affects Java cuDF API. libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change Python Affects Python cuDF API.
#23766 opened Aug 22, 2026 by paul-aiyedun Contributor Loading…
3 tasks done
@paul-aiyedun
19
[POC] Back libcudf scalars with Arrow-compatible column storage CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code.
#23765 opened Aug 21, 2026 by GregoryKimball Contributor • Draft
3 tasks
@GregoryKimball
2
Add --sleep-between-iterations option to cudf-polars benchmark runner cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#23763 opened Aug 21, 2026 by Matt711 Member Loading…
3 tasks
@Matt711
5
[FEA] Update ndsh data generator to use partitions and stage in pinned memory libcudf Affects libcudf (C++/CUDA) code.
#23762 opened Aug 21, 2026 by GregoryKimball Contributor Loading…
3 tasks
@bdice @GregoryKimball
16
User upper_bound to find parquet page with end of row in get_page_span improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23761 opened Aug 21, 2026 by pmattione-nvidia Contributor Loading…
3 tasks done
@pmattione-nvidia
21
[FEA] Simplify & Use a Meyers singleton for the cuDF context breaking Breaking change bug Something isn't working libcudf Affects libcudf (C++/CUDA) code.
#23760 opened Aug 21, 2026 by lamarrr Contributor Loading…
3 tasks done
@lamarrr
14
Refactor Parquet synthetic column helpers 4 - Needs Review Waiting for reviewer to review or respond CMake CMake build issue improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23759 opened Aug 21, 2026 by mhaseeb123 Contributor Loading…
3 tasks done
@mhaseeb123
2
PERF: Fast-path COUNT_VALID groupby for no-null inputs 3 - Ready for Review Ready for review by team improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23756 opened Aug 21, 2026 by fallintoplace Contributor Loading…
2 tasks done
@fallintoplace
4
[BUG] Parquet reader can use an uninitialized required BINARY length under a null ancestor 3 - Ready for Review Ready for review by team bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23755 opened Aug 21, 2026 by abigalekim Contributor Loading…
3 tasks done
1
@abigalekim
13
Fix scale handling of fixed-point types in minmax aggregation for cudf::reduce 3 - Ready for Review Ready for review by team bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23752 opened Aug 20, 2026 by davidwendt Contributor Loading…
3 tasks done
@davidwendt
6
Make Parquet statistics pruning null-aware improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23747 opened Aug 20, 2026 by pmattione-nvidia Contributor Loading…
3 tasks done
@mhaseeb123 @pmattione-nvidia
2
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