Website: Add blog post for 23.0.0 #747
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raulcd
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Jan 13, 2026
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I'll update the number of issues / commits /etcetera once we have the final release approved and will add notes if someone can't fill them.
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| ## R Notes | ||
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| ## Ruby and C GLib Notes |
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@kou @hiroyuki-sato can you help with the release notes for the blog post for Ruby CGLib?
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| ## Python Notes | ||
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| ## R Notes |
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@thisisnic @jonkeane any R notes we should add on the announcement blog post?
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| ## MATLAB Notes | ||
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| ## Python Notes |
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| ## Python Notes | |
| ## Python Notes | |
| ## Compatibility notes | |
| * Deprecated ``Array.format`` is removed [GH-48102](https://github.com/apache/arrow/issues/48102). | |
| * Experimental tag has been removed for Arrow PyCapsule Interface | |
| [GH-47975](https://github.com/apache/arrow/issues/47975). | |
| * ``PyWeakref_GetRef`` has replaced the use of ``PyWeakref_GET_OBJECT`` to support Python 3.15 | |
| [GH-47823](https://github.com/apache/arrow/issues/47823). | |
| ## New features | |
| * Bindings for ``scatter`` and ``inverse_permutation``are added | |
| [GH-48167](https://github.com/apache/arrow/issues/48167). | |
| * ``max_rows_per_page`` argument is now exposed in ``parquet.WriterProperties`` | |
| [GH-48096](https://github.com/apache/arrow/issues/48096). | |
| * External key material and rotation is enabled for individual Parquet files | |
| [GH-31869](https://github.com/apache/arrow/issues/31869). | |
| ## Other improvements | |
| * Nested field encryption configuration has been simplified [GH-41246](https://github.com/apache/arrow/issues/41246). | |
| * Reading INT-encoded ``Decimal`` statistics with ``StatisticsAsScalars`` is now supported | |
| [GH-47955](https://github.com/apache/arrow/issues/47955). | |
| * Unsigned dictionary indices are now supported in pandas conversion | |
| [GH-47022](https://github.com/apache/arrow/issues/47022). | |
| * Added code examples for compute functions ``min``, ``max`` and ``min_max`` | |
| [GH-48668](https://github.com/apache/arrow/issues/48668). | |
| * Add temporal unit checking in NumPyDtypeUnifier [GH-48625](https://github.com/apache/arrow/issues/48625) | |
| * Error message is improved when mixing ``numpy.datetime64`` values with different units | |
| (e.g., datetime64[s] and datetime64[ms]) in a single array | |
| [GH-48463](https://github.com/apache/arrow/issues/48463). | |
| * The source argument is now checked in ``pyarrow.parquet.read_table`` | |
| [GH-47728](https://github.com/apache/arrow/issues/47728). | |
| ## Relevant bug fixes | |
| * ``ipc.Message __repr__`` has been corrected to use f-string [GH-48608](https://github.com/apache/arrow/issues/48608). | |
| * Failures when reading parquet files written with non-compliant RLE encoders have been fixed | |
| in C++ with adding compatibility [GH-47981](https://github.com/apache/arrow/issues/47981). | |
| * Memory usage is now reduced when using ``to_pandas()`` with many extension arrays columns | |
| [GH-47861](https://github.com/apache/arrow/issues/47861). | |
| * Missing required argument error in ``FSSpecHandler`` ``delete_root_dir_contents`` has been | |
| fixed [GH-47559](https://github.com/apache/arrow/issues/47559). | |
| * Invalid ``RecordBatch.from_struct_array`` batch for sliced arrays with offset zero has been fixed | |
| in the C++ [GH-44318](https://github.com/apache/arrow/issues/44318). |
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cc @rok in case you have time to look through the above list.
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| ## Linux Packaging Notes | ||
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| ## MATLAB Notes |
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@kevingurney @sgilmore10 any matlab notes we should add on the 23.0.0 release blog post?
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| Thanks for your contributions and participation in the project! | ||
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| ## Arrow Flight RPC Notes |
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| ## Arrow Flight RPC Notes | |
| ## Arrow Flight RPC Notes | |
| An ODBC driver for Apache Arrow Flight SQL has been completed. Currently it is not packaged for release, but [can be built from source](https://github.com/apache/arrow/blob/apache-arrow-23.0.0/cpp/src/arrow/flight/sql/odbc/README.md). |
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| ## Arrow Flight RPC Notes | ||
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| ## C++ Notes |
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@pitrou @wgtmac @zanmato1984 let me know if you can add some notes for the announce blog post for the release
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Jan 18, 2026
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| ## Linux Packaging Notes | ||
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| Fixed a bug that the `parquet-devel` RPM package depends on | ||
| `parquet-glib-devel`. | ||
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| See also: [GH-48044](https://github.com/apache/arrow/issues/48044) | ||
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| CentOS 7 support has been dropped. | ||
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| See also: [GH-40735](https://github.com/apache/arrow/issues/40735) |
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Release blog post for 23.0.0.
Issues on the milestone are here: https://github.com/apache/arrow/milestone/71?closed=1