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Pull requests: NVIDIA/cudf

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Pull requests list

[FEA] Implement Multi-output AST JIT & IR CSE feature request New feature or request libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23621 opened Aug 11, 2026 by lamarrr Contributor Loading…
3 tasks done
Wide-Table JIT Performance Improvement
@lamarrr
4
refactor: replace rmm::device_scalar with cudf::detail::device_scalar libcudf Affects libcudf (C++/CUDA) code.
#23618 opened Aug 11, 2026 by vyasr Collaborator • Draft
3 tasks done
@vyasr
2
[cudf] Thread memory resources through equality/hash row preprocessing improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23617 opened Aug 11, 2026 by nirandaperera Contributor • Draft
3 tasks done
@nirandaperera
1
Parquet Variant Extract Benchmark CMake CMake build issue feature request New feature or request libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23616 opened Aug 11, 2026 by abigalekim Contributor • Draft
3 tasks done
@abigalekim
4
[FEA] Add support for scalar column views in AST expressions and JIT execution CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code.
#23615 opened Aug 10, 2026 by lamarrr Contributor Loading…
3 tasks done
Wide-Table JIT Performance Improvement
@lamarrr
7
Support for string column to Parquet Variant infrastructure CMake CMake build issue feature request New feature or request libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23614 opened Aug 10, 2026 by abigalekim Contributor • Draft
3 tasks done
@abigalekim
19
Make is_supported_cast fail for variable-width inputs bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23613 opened Aug 10, 2026 by JohnZed Contributor Loading…
3 tasks done
@JohnZed
7
Additional fixes for libcudf large strings support 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
#23612 opened Aug 10, 2026 by davidwendt Contributor Loading…
3 tasks done
@davidwendt
2
Fix parquet hybrid scan dictionary query bugs improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23611 opened Aug 10, 2026 by pmattione-nvidia Contributor Loading…
3 tasks done
@pmattione-nvidia
6
Migrate Nanoarrow test helpers to memory_resources libcudf Affects libcudf (C++/CUDA) code.
#23609 opened Aug 10, 2026 by bdice Contributor • Draft
3 tasks done
@bdice
1
Migrate T-digest test helpers to memory_resources libcudf Affects libcudf (C++/CUDA) code.
#23608 opened Aug 10, 2026 by bdice Contributor • Draft
3 tasks done
@bdice
1
Unbind cudf::size_type from offsets used by list columns 3 - Ready for Review Ready for review by team improvement Improvement / enhancement to an existing function Java Affects Java cuDF API. libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23607 opened Aug 10, 2026 by davidwendt Contributor Loading…
3 tasks done
@davidwendt
22
Require cudaMemcpyDefault policy bug Something isn't working 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.
#23605 opened Aug 10, 2026 by bdice Contributor Loading…
3 tasks done
@bdice
3
Document null binary operator semantics explicitly Java Affects Java cuDF API. libcudf Affects libcudf (C++/CUDA) code.
#23604 opened Aug 10, 2026 by findepi Contributor Loading…
1 of 3 tasks
@findepi
9
Fix JSON writes to fsspec targets bug Something isn't working non-breaking Non-breaking change Python Affects Python cuDF API.
#23603 opened Aug 9, 2026 by fallintoplace Contributor Loading…
@fallintoplace
2
Select few large segments in segmented_top_k with cub::DeviceTopK ins… libcudf Affects libcudf (C++/CUDA) code.
#23602 opened Aug 9, 2026 by a-hirota Contributor Loading…
3 tasks done
@a-hirota
5
Fix duplicate bin detection for large cut inputs bug Something isn't working non-breaking Non-breaking change Python Affects Python cuDF API.
#23601 opened Aug 8, 2026 by fallintoplace Contributor Loading…
@fallintoplace
8
[WIP] Support ordered first/last groupby aggregations in cudf-polars 2 - In Progress Currently a work in progress cudf-polars Issues specific to cudf-polars feature request New feature or request non-breaking Non-breaking change Python Affects Python cuDF API.
#23600 opened Aug 8, 2026 by rjzamora Contributor • Draft
1
@rjzamora
3
Replace rolling.apply implementation with numba-cuda-mlir improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#23598 opened Aug 7, 2026 by mroeschke Contributor Loading…
3 tasks
1
@mroeschke
4
[TEST ONLY] Add cudf-java JAR smoke tests DO NOT MERGE Hold off on merging; see PR for details Java Affects Java cuDF API.
#23597 opened Aug 7, 2026 by paul-aiyedun Contributor • Draft
3 tasks
@paul-aiyedun
3
Add parquet benchmark CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code.
#23596 opened Aug 7, 2026 by y2kiran Contributor Loading…
3 tasks done
@y2kiran
1
Use async memory resource by default in microbenchmarks improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change Performance Performance related issue tests Unit testing for project
#23586 opened Aug 7, 2026 by vuule Collaborator • Draft
1 of 3 tasks
1
@vuule
1
Rework join filter pushdown rewrites to leave hints and apply adaptively cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function Python Affects Python cuDF API.
#23584 opened Aug 7, 2026 by wence- Contributor Loading…
3 tasks done
1
@wence-
17
Add Arrow fixed-size-list ingress feature request New feature or request libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#23583 opened Aug 7, 2026 by 0guban0v • Draft
1
@0guban0v
14
PERF: Optimize cudf-polars stable hashing cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#23582 opened Aug 7, 2026 by TomAugspurger Contributor Loading…
@TomAugspurger
13
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