Apache Arrow 25.0.1 (10 August 2026)

This is a patch release covering more than 1 months of development.

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Contributors

This release includes 10 commits from 6 distinct contributors.

$ git shortlog -sn apache-arrow-25.0.0..apache-arrow-25.0.1
     5	Raúl Cumplido
     1	Antoine Pitrou
     1	Antoine Prouvost
     1	Bryce Mecum
     1	Liang-Chi Hsieh
     1	tadeja

Patch Committers

The following Apache committers merged contributed patches to the repository.

$ git shortlog -sn --group=trailer:signed-off-by apache-arrow-25.0.0..apache-arrow-25.0.1
     3	Antoine Pitrou
     1	Bryce Mecum
     1	Raúl Cumplido
     1	Rok Mihevc

Changelog

Bug Fixes

• GH-50383 - [Release] Remove deprecated -f flag on conda create environment (#50384)
• GH-50578 - [C++][FlightRPC][ODBC] Always return SQL_NO_DATA from GetMoreResults (#50700)
• GH-50600 - [Release] Pin Python version in Conda verification
• GH-50605 - [Python][Parquet] Silent wrong values decoding a double column on aarch64 SVE (pyarrow 25.0.0)
• GH-50808 - [Python] Narrow Feather deprecation to V1 format (#50685)

New Features and Improvements

• GH-50326 - [Python] Convert arrays to Python objects without per-element Scalars in to_pylist (#50327)
• GH-50428 - [C++] Better mimalloc configuration on macOS (#50549)
• GH-50471 - [C++][Python] SIGSEGV in bundled mimalloc mi_thread_init when libarrow is first loaded on a non-main thread that exits (mimalloc 3.3.x, pyarrow 25.0.0)
• GH-50503 - [Parquet] Remove SVE128 unpack (#50611)