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Pull requests: NVIDIA/cudf

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Pull requests list

Fix fast-count optimization with hybrid scan bug Something isn't working cudf-polars Issues specific to cudf-polars non-breaking Non-breaking change Python Affects Python cuDF API.
#23874 opened Aug 28, 2026 by TomAugspurger Contributor • Draft
3 tasks done
@TomAugspurger
1
[FEA] Invalidate io::detail::column_buffer objects when they are converted to columns CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code.
#23873 opened Aug 28, 2026 by VaggelisGian Contributor Loading…
2 of 3 tasks
1
@VaggelisGian
5
Test one Polars version per matrix entry in cudf-polars wheel tests improvement Improvement / enhancement to an existing function non-breaking Non-breaking change
#23867 opened Aug 27, 2026 by Matt711 Member Loading…
3 tasks
1
@Matt711
4
Fix deprecation warning: declaring default stream as cuda::stream_ref 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
#23865 opened Aug 27, 2026 by davidwendt Contributor Loading…
3 tasks done
@davidwendt
3
Fix CUDA 13 LTO architecture selection with older CMake bug Something isn't working CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23862 opened Aug 27, 2026 by wjxiz1992 Contributor Loading…
2 of 3 tasks
1
@wjxiz1992
14
Add decimal support to VARIANT casting feature request New feature or request libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23858 opened Aug 27, 2026 by vuule Contributor • Draft
3 tasks done
1
@vuule
1
Fix empty mask behavior of apply_deletion_mask 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 pylibcudf Issues specific to the pylibcudf package
#23857 opened Aug 27, 2026 by mhaseeb123 Contributor Loading…
3 tasks done
@mhaseeb123
4
Replace hand-rolled output iterators with cuda::tabulate_output_iterator improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23856 opened Aug 27, 2026 by PointKernel Member Loading…
3 tasks done
@PointKernel
5
Reuse sampled parquet footers from statistics collection cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#23855 opened Aug 26, 2026 by Matt711 Member Loading…
3 tasks
1
@Matt711
5
Add native dependency extraction utility cudf.pandas Issues specific to cudf.pandas feature request New feature or request Java Affects Java cuDF API. non-breaking Non-breaking change Python Affects Python cuDF API.
#23854 opened Aug 26, 2026 by gerashegalov Contributor Loading…
3 tasks done
1
@gerashegalov
6
Lazily initialize streaming groupby aggregation kinds improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23850 opened Aug 26, 2026 by bdice Contributor Loading…
3 tasks done
@bdice
2
Dictionary pruning on files without an offset index or encoding stats breaking Breaking change improvement Improvement / enhancement to an existing function Java Affects Java cuDF API. libcudf Affects libcudf (C++/CUDA) code. pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#23849 opened Aug 26, 2026 by pmattione-nvidia Contributor Loading…
3 tasks done
@pmattione-nvidia
1
Use different max_concurrent_io_tasks defaults for local and remote paths 3 - Ready for Review Ready for review by team cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#23847 opened Aug 26, 2026 by rjzamora Contributor Loading…
3 tasks
1
@rjzamora
21
Track local row ordering in streaming cudf-polars metadata 3 - Ready for Review Ready for review by team bug Something isn't working cudf-polars Issues specific to cudf-polars libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change Python Affects Python cuDF API.
#23844 opened Aug 26, 2026 by rjzamora Contributor Loading…
@rjzamora
24
[FEA] Drop PTX/CUDA Rolling Aggregations CMake CMake build issue libcudf Affects libcudf (C++/CUDA) code. pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#23840 opened Aug 26, 2026 by lamarrr Contributor • Draft
3 tasks done
@lamarrr
1
Default cudf-polars to the kvikio MULTI_POLL backend cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#23839 opened Aug 26, 2026 by Matt711 Member Loading…
3 tasks
@Matt711
22
Default pinned host memory to enabled for cudf-polars' Ray, Dask, and SPMD engines cudf-polars Issues specific to cudf-polars DO NOT MERGE Hold off on merging; see PR for details improvement Improvement / enhancement to an existing function non-breaking Non-breaking change Python Affects Python cuDF API.
#23836 opened Aug 26, 2026 by Matt711 Member Loading…
3 tasks
@Matt711
8
Apply memory backpressure to the shuffle breaking Breaking change cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. Python Affects Python cuDF API.
#23834 opened Aug 26, 2026 by madsbk Contributor • Draft
@madsbk
2
Let callers reserve partitioning memory improvement Improvement / enhancement to an existing function libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change Python Affects Python cuDF API.
#23833 opened Aug 26, 2026 by madsbk Contributor Loading…
@madsbk
56
[FEA] Add Java bindings for multi-output AST JIT feature request New feature or request Java Affects Java cuDF API. non-breaking Non-breaking change Spark Functionality that helps Spark RAPIDS
#23828 opened Aug 26, 2026 by thirtiseven Contributor Loading…
3 tasks done
@thirtiseven
2
Improve cudf-spark-jni build workflow
#23825 opened Aug 26, 2026 by bdice Contributor • Draft
3 tasks done
@bdice
2
Avoid serializing I/O requests from Parquet reader 3 - Ready for Review Ready for review by team bug Something isn't working CMake CMake build issue cudf-polars Issues specific to cudf-polars cuIO cuIO issue libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#23823 opened Aug 26, 2026 by mhaseeb123 Contributor Loading…
3 tasks done
1
@mhaseeb123
13
Add nvtext::normalize_characters with strip-accents and pad-punctuation options 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 pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#23822 opened Aug 25, 2026 by davidwendt Contributor • Draft
3 tasks done
1
@davidwendt
2
Fix list scatter child indexing for sliced inputs bug Something isn't working libcudf Affects libcudf (C++/CUDA) code. non-breaking Non-breaking change
#23821 opened Aug 25, 2026 by VaggelisGian Contributor Loading…
3 tasks done
1
@wence- @VaggelisGian
13
Replace the hybrid scan single-file secondary-filter API 2 - In Progress Currently a work in progress breaking Breaking change cudf-polars Issues specific to cudf-polars improvement Improvement / enhancement to an existing function Java Affects Java cuDF API. libcudf Affects libcudf (C++/CUDA) code. pylibcudf Issues specific to the pylibcudf package Python Affects Python cuDF API.
#23800 opened Aug 25, 2026 by qbacpey Contributor Loading…
3 tasks done
Parquet continuous improvement
1
@qbacpey
7
ProTip! Exclude everything labeled bug with -label:bug.