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Pull requests: NVIDIA/cudf

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Pull requests list

Remove invalid CUDF_HOST_DEVICE annotations from constexpr variables bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#24237 opened Sep 20, 2026 by bdice Contributor Loading…
3 tasks done
1
@bdice
1
Support outer null checks for Array columns in cudf-polars cudf-polars Issues specific to cudf-polars Python Affects Python cuDF API.
#24236 opened Sep 19, 2026 by 0guban0v Contributor • Draft
1
@0guban0v
6
Replace libcudf cuda stream owners libcudf Affects libcudf (C++/CUDA) code.
#24234 opened Sep 19, 2026 by vyasr Contributor • Draft
@vyasr
1
Reduce HashCSR hash join peak memory usage improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#24231 opened Sep 18, 2026 by PointKernel Member • Draft
3 tasks done
1
@PointKernel
2
Fix Ray shutdown when rank actors are busy 3 - Ready for Review Ready for review by team bug Something isn't working cudf-polars Issues specific to cudf-polars non-breaking Non-breaking change Python Affects Python cuDF API.
#24230 opened Sep 18, 2026 by pentschev Contributor Loading…
3 tasks done
@pentschev
5
Fix single-character tokens in vocabulary tokenization 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
#24227 opened Sep 18, 2026 by fallintoplace Contributor Loading…
@fallintoplace
5
Fix falsy Grouper key and level handling bug Something isn't working non-breaking Non-breaking change Python Affects Python cuDF API.
#24225 opened Sep 18, 2026 by fallintoplace Contributor Loading…
@fallintoplace
3
Support PEP 515 underscores in string-to-float astype improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#24224 opened Sep 18, 2026 by fallintoplace Contributor Loading…
@fallintoplace
3
Preserve CUDA Array Interface stream in gpumemoryview slices pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#24223 opened Sep 18, 2026 by fallintoplace Contributor Loading…
@fallintoplace
7
Coalesce dense-null zero fill in Parquet decode libcudf Affects libcudf (C++/CUDA) code.
#24221 opened Sep 18, 2026 by vyasr Contributor • Draft
1 of 3 tasks
@vyasr
1
Fix memory resource routing for JIT join temporaries libcudf Affects libcudf (C++/CUDA) code.
#24220 opened Sep 18, 2026 by bdice Contributor Loading…
3 tasks done
@bdice
1
ci: profile cache-disabled AST tests on A100 libcudf Affects libcudf (C++/CUDA) code.
#24219 opened Sep 17, 2026 by vyasr Contributor • Draft
@vyasr
4
Improved data loading in Preprocess string offsets kernel libcudf Affects libcudf (C++/CUDA) code.
#24218 opened Sep 17, 2026 by y2kiran Contributor • Draft
3 tasks
@y2kiran
1
[EXPER] Add single column strings sort fast-path 2 - In Progress Currently a work in progress CMake CMake build issue improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#24217 opened Sep 17, 2026 by davidwendt Contributor • Draft
3 tasks
@davidwendt
2
test(cudf-polars): add coverage comparison tooling
#24215 opened Sep 17, 2026 by vyasr Contributor • Draft
3 tasks done
@vyasr
2
Support floating-point and nullable keys in cudf::top_k libcudf Affects libcudf (C++/CUDA) code.
#24214 opened Sep 17, 2026 by pramodsatya Contributor • Draft
3 tasks
@pramodsatya
4
Improve strings sort performance with specialized compare_elements 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
#24213 opened Sep 17, 2026 by davidwendt Contributor Loading…
3 tasks done
@davidwendt
6
Add remaining stream.sync() calls for GB300/GH200 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
#24210 opened Sep 17, 2026 by davidwendt Contributor Loading…
3 tasks done
@davidwendt
6
Improve single-GPU broadcast join performance cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#24209 opened Sep 17, 2026 by wence- Contributor Loading…
3 tasks done
@wence-
17
Unify AST walks across Parquet filter collectors and expr transformers 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
#24208 opened Sep 17, 2026 by mhaseeb123 Contributor Loading…
3 tasks done
@mhaseeb123
6
Add hybrid scan column selection specific pass construction 3 - Ready for Review Ready for review by team breaking Breaking change feature request New feature or request Java Affects Java cuDF API. libcudf Affects libcudf (C++/CUDA) code. pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#24207 opened Sep 17, 2026 by mhaseeb123 Contributor Loading…
3 tasks done
@mhaseeb123
25
Schedule strings::contains with logarithmic radix binning (LRB) CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code.
#24204 opened Sep 16, 2026 by rootjalex Loading…
3 tasks done
@rootjalex
6
Remove deprecated arrow_filter_policy alias improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#24203 opened Sep 16, 2026 by PointKernel Member Loading…
3 tasks done
@PointKernel
2
Remove deprecated sort_merge_join overloads taking is_left_sorted improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#24202 opened Sep 16, 2026 by PointKernel Member Loading…
3 tasks done
@PointKernel
3
Remove deprecated API cudf::nans_to_nulls 3 - Ready for Review Ready for review by team breaking Breaking change cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#24201 opened Sep 16, 2026 by davidwendt Contributor Loading…
3 tasks done
@davidwendt
2
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