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Pull requests: NVIDIA/cudf

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Pull requests list

refactor(hash-join): centralize HashCSR kernel instantiations CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code.
#24258 opened Sep 22, 2026 by vyasr Contributor • Draft
@vyasr
1
[MLIR] MLIRString data model and len operator feature request New feature or request non-breaking Non-breaking change numba Numba issue Python Affects Python cuDF API.
#24256 opened Sep 22, 2026 by brandon-b-miller Contributor Loading…
@brandon-b-miller
8
test(parquet): cover more delta block geometries and null densities libcudf Affects libcudf (C++/CUDA) code.
#24252 opened Sep 22, 2026 by vyasr Contributor • Draft
3 tasks done
@vyasr
2
Remove the sort-based groupby backend CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code. Python Affects Python cuDF API.
#24251 opened Sep 22, 2026 by PointKernel Member • Draft
@PointKernel
1
Add missing __syncthreads() around reused cub::BlockScan temp storage in Parquet decode_fixed bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#24249 opened Sep 21, 2026 by vyasr Contributor Loading…
3 tasks done
@vyasr
5
Fix parquet encoding benchmark silently ignoring the encoding request on string columns improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#24248 opened Sep 21, 2026 by vyasr Contributor Loading…
3 tasks done
@vyasr
3
Count rows of in-memory frames in cudf-polars without materializing them cudf-polars Issues specific to cudf-polars Python Affects Python cuDF API.
#24246 opened Sep 21, 2026 by roma5087 Loading…
3 tasks done
@roma5087
4
Add agent-friendly documentation output
#24242 opened Sep 21, 2026 by jacobtomlinson Member Loading…
3 tasks done
@jacobtomlinson
8
Add pylibcudf bindings to OO hash join improvement Improvement / enhancement to an existing function non-breaking Non-breaking change pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#24241 opened Sep 21, 2026 by wence- Contributor Loading…
3 tasks done
@wence-
8
csv reader: fix num_rows clamp when every row is skipped bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#24239 opened Sep 21, 2026 by rootkiller6788 Loading…
1
@rootkiller6788
5
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
2
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 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
#24234 opened Sep 19, 2026 by vyasr Contributor Loading…
3 tasks done
@vyasr
12
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 Loading…
3 tasks done
1
@PointKernel
9
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
9
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 cuIO cuIO issue improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change Performance Performance related issue
#24221 opened Sep 18, 2026 by vyasr Contributor Loading…
3 tasks done
@vyasr
6
test: batch JIT casts and overflow checks 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
#24219 opened Sep 17, 2026 by vyasr Contributor Loading…
3 tasks done
@vyasr
6
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): report upstream CPU fallback diagnostics cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#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 done
@pramodsatya
5
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