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[FEA] Add dictionary column support to row hashers

feature requestNew feature or requestNew feature or request

libcudfAffects libcudf (C++/CUDA) code.Affects libcudf (C++/CUDA) code.

Status: Open.

#20979 In rapidsai/cudf;

· PointKernel opened on Jan 7, 2026

[FEA] Provide a method or iterator that can be used to get all of the buffers and metadata associated with a table

feature requestNew feature or requestNew feature or request

Status: Open.

#20966 In rapidsai/cudf;

· felipeblazing opened on Jan 5, 2026

[FEA] Improve join_match_context API design and usability

feature requestNew feature or requestNew feature or request

libcudfAffects libcudf (C++/CUDA) code.Affects libcudf (C++/CUDA) code.

Status: Open.

#20958 In rapidsai/cudf;

· PointKernel opened on Dec 31, 2025

·  

Joins continuous improvement

Responsibility for null count updating on in-place operations

Status: Open.

#20956 In rapidsai/cudf;

· vyasr opened on Dec 30, 2025

[FEA] Support <code>min_by</code> and <code>max_by</code> aggregations in reduction and groupby

feature requestNew feature or requestNew feature or request

SparkFunctionality that helps Spark RAPIDSFunctionality that helps Spark RAPIDS

Status: Open.

#20946 In rapidsai/cudf;

· ttnghia opened on Dec 23, 2025

[FEA] Implement Java class <code>NestedColumnVector</code> to allow creating nested columns from existing <code>ColumnVector</code> objects without data copying

feature requestNew feature or requestNew feature or request

JavaAffects Java cuDF API.Affects Java cuDF API.

SparkFunctionality that helps Spark RAPIDSFunctionality that helps Spark RAPIDS

Status: Open.

#20944 In rapidsai/cudf;

· ttnghia opened on Dec 23, 2025

[FEA] hybrid scan materialize filter and payload apis should accept device_spans

feature requestNew feature or requestNew feature or request

Status: Open.

#20939 In rapidsai/cudf;

· abellina opened on Dec 22, 2025

[FEA] Use <code>packed_columns</code> to store results of temporary aggregations in hash-based groupby

feature requestNew feature or requestNew feature or request

Status: Open.

#20938 In rapidsai/cudf;

· ttnghia opened on Dec 22, 2025

[FEA] Batch computation for compound hash-based groupby aggregations

feature requestNew feature or requestNew feature or request

Status: Open.

#20936 In rapidsai/cudf;

· ttnghia opened on Dec 22, 2025

[BUG] <code>.to_pandas</code> from booleans with missing values returns <code>None</code> instead of <code>np.nan</code>

bugSomething isn't workingSomething isn't working

PythonAffects Python cuDF API.Affects Python cuDF API.

Status: Open.

#20901 In rapidsai/cudf;

· mroeschke opened on Dec 17, 2025

[FEA] Run cudf.pandas third party tests with xfail_strict

cudf.pandasIssues specific to cudf.pandasIssues specific to cudf.pandas

improvementImprovement / enhancement to an existing functionImprovement / enhancement to an existing function

Status: Open.

#20897 In rapidsai/cudf;

· mroeschke opened on Dec 17, 2025

[BUG] <code>pack</code> throws with a pinned MR in arm64+L4+cuda13

bugSomething isn't workingSomething isn't working

Status: Open.

#20886 In rapidsai/cudf;

· nirandaperera opened on Dec 16, 2025