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2026/02/15 [I] [Packaging][deb] Update `debian/watch` for version 5 [arrow] via GitHub
2026/02/15 [I] [C++] Add support for armv8 and armv9 [arrow] via GitHub
2026/02/15 [I] [C++] Change the C Type of HalfFloatType [arrow] via GitHub
2026/02/15 Re: [I] docs: build is failing [arrow-adbc] via GitHub
2026/02/15 Re: [I] python: wheels fail to build on linux/amd64 [arrow-adbc] via GitHub
2026/02/15 Re: [I] dev/release: nightly verification is failing [arrow-adbc] via GitHub
2026/02/15 Re: [I] rust: enums should derive Copy, Eq, PartialEq (API papercut) [arrow-adbc] via GitHub
2026/02/15 [I] python: wheels fail to build on linux/amd64 [arrow-adbc] via GitHub
2026/02/15 [I] docs: build is failing [arrow-adbc] via GitHub
2026/02/15 [I] dev/release: nightly verification is failing [arrow-adbc] via GitHub
2026/02/15 [I] Consider batching calls to GC.AddMemoryPressure [arrow-dotnet] via GitHub
2026/02/15 Re: [I] [CI] Remove extra ubuntu-r-only-r service from docker-compose.yml [arrow] via GitHub
2026/02/15 Re: [I] [C++][Gandiva] Implement parse_url hive function [arrow] via GitHub
2026/02/15 Re: [I] [C++] Kernel to convert timestamp with timezone to another timezone (metadata-only change) [arrow] via GitHub
2026/02/15 Re: [I] [C++] Support ORC in Arrow Dataset [arrow] via GitHub
2026/02/15 Re: [I] [Python][CI] macOS wheel builds should raise on linker warnings [arrow] via GitHub
2026/02/15 Re: [I] [R] Implement type determination more cleanly [arrow] via GitHub
2026/02/15 Re: [I] [C++] Optimize ArrayBuilder::AppendScalar [arrow] via GitHub
2026/02/14 Re: [I] [C++][FlightSQL][ODBC] macOS ODBC setup ini script [arrow] via GitHub
2026/02/14 [I] [C++][ORC] Add OrcFileFragment with stripe-level subsetting [arrow] via GitHub
2026/02/14 [I] [C++][R] Clean up macOS C++20 partial compatibility issues [arrow] via GitHub
2026/02/14 [I] [Python] RecordBatch.serialize() should support writing into a pre-allocated buffer [arrow] via GitHub
2026/02/14 Re: [I] [C++] Reducing branching in compute/kernels/vector_selection.cc [arrow] via GitHub
2026/02/14 Re: [I] [R] Add bindings for ProjectOptions [arrow] via GitHub
2026/02/14 Re: [I] [C++][Dataset] Allow setting FragmentReadahead to 0 in ScannerBuilder [arrow] via GitHub
2026/02/14 Re: [I] [C++][Compute] Extract preallocation logic from KernelExecutor [arrow] via GitHub
2026/02/14 Re: [I] [R] Convert named lists to structs instead of (unnamed) lists [arrow] via GitHub
2026/02/14 Re: [I] [C++][Compute] Dispatch* should examine options as well as input types [arrow] via GitHub
2026/02/14 Re: [I] [R] Improve handling of R scalars in some nse_funcs [arrow] via GitHub
2026/02/13 [I] Feature Request: [postgresql] Comprehensive Metadata Discovery for Data Development Tools [arrow-adbc] via GitHub
2026/02/13 [I] [C++][FlightRPC] Add separate release & debug workflows for MacOS ODBC [arrow] via GitHub
2026/02/13 [I] [C++] Synthetic OOM tests are allocator-sensitive with mimalloc [arrow] via GitHub
2026/02/13 [I] [Python][Doc] Add examples for non-dense sparse tensor constructors [arrow] via GitHub
2026/02/13 [I] [Doc] Update docs to specify disclosure of AI on mailing list messages [arrow] via GitHub
2026/02/13 [I] [Doc][C++] Document security model for Arrow C++ [arrow] via GitHub
2026/02/13 Re: [I] [R] Support dplyr::filter_out() in Arrow dplyr backend [arrow] via GitHub
2026/02/13 Re: [I] [R][CI] Get rid of unused CentOS CI job [arrow] via GitHub
2026/02/13 [I] [Python] Wheel / sdist build uses docstrings generation script we don't want to distribute [arrow] via GitHub
2026/02/13 Re: [I] [R] Bindings for glue() [arrow] via GitHub
2026/02/13 Re: [I] [C++] Allow producers to require callbacks are scheduled on a new thread [arrow] via GitHub
2026/02/13 Re: [I] [R] Bindings for str_replace_na() [arrow] via GitHub
2026/02/13 Re: [I] [C++] String formatting kernel [arrow] via GitHub
2026/02/13 Re: [I] [C++][Python] Allow to specify a dictionary type for dictionary_encode() function [arrow] via GitHub
2026/02/13 Re: [I] [C++] Clean up options enums in FunctionOptions [arrow] via GitHub
2026/02/13 Re: [I] [C++] Avoid construction of unaligned pointers [arrow] via GitHub
2026/02/13 Re: [I] [CI][Python] Nightly sdist job fails due to missing update_stub_docstrings.py file [arrow] via GitHub
2026/02/13 [I] [C++][CI] arrow-json-test segfaults occasionally on AMD64 Windows MinGW MINGW64 C++ job [arrow] via GitHub
2026/02/12 [I] python: add support for non-ascii charactor path [arrow-adbc] via GitHub
2026/02/12 [I] [Python][Docs] Add code examples for compute function first/last/first_last [arrow] via GitHub
2026/02/12 Re: [I] dev/release: include SHA of source tarball in the generated vote email [arrow-adbc] via GitHub
2026/02/12 Re: [I] [Ruby] Add support for writing dictinary delta for primitive dictionary [arrow] via GitHub
2026/02/12 [I] [C++][FlightRPC] Fix ODBC tests for MacOS [arrow] via GitHub
2026/02/12 Re: [I] [CI][Python] Nightly wheels fail to be uploaded to anaconda scientific nightlies channel [arrow] via GitHub
2026/02/12 [I] [C++][Parquet] Optimize delta bit-packed decoding when bit-width = 0 [arrow] via GitHub
2026/02/12 [I] [CI][Python] Debian i386 job fails installing libcst dependency [arrow] via GitHub
2026/02/12 Re: [I] [CI] AMD64 macOS 15-intel Python 3 consistently times out [arrow] via GitHub
2026/02/12 [I] [C++][CI] Use differential fuzzing [arrow] via GitHub
2026/02/12 [I] C++ documentation for Parquet files is misleading for includes [arrow] via GitHub
2026/02/12 [I] [Python] RecordBatch.serialize() silently drops dictionary messages [arrow] via GitHub
2026/02/12 [I] [R] Support dplyr::filter_out() in Arrow dplyr backend [arrow] via GitHub
2026/02/12 [I] Release new version due to vulnerabilities [arrow-adbc] via GitHub
2026/02/12 [I] [Python] Fix DeprecationWarnings in PyArrow tests [arrow] via GitHub
2026/02/12 Re: [I] [Website] FAQ page (and others) should allow linking to a heading [arrow] via GitHub
2026/02/12 Re: [I] [C++] [Gandiva] Enable Gandiva to run the LLVM in Interpreted mode [arrow] via GitHub
2026/02/12 Re: [I] [C++][Compute][Python] Move (majority of) kernel unit tests to python [arrow] via GitHub
2026/02/12 Re: [I] [C++] CSV add convert option to attempt 32bit number inferences [arrow] via GitHub
2026/02/12 Re: [I] [Docs] Describe supported OS + client languages [arrow] via GitHub
2026/02/12 Re: [I] [C++] Add/improve documentation about employing Arrow in downstream CMake projects [arrow] via GitHub
2026/02/12 Re: [I] Supporting Sets (HashSets) [arrow] via GitHub
2026/02/12 Re: [I] [CI][Dev] Report for CPP extra shows ODBC nightly as failed [arrow] via GitHub
2026/02/11 Re: [I] [C++][Integration] `libarrow_c_data_integration.so` isn't built with `ARROW_BUILD_TESTS=ON` and `ARROW_BUILD_INTEGRATION=ON` [arrow] via GitHub
2026/02/11 [I] [GLib] Deprecate Feather reader and writer [arrow] via GitHub
2026/02/11 Re: [I] [Python] Enable pyarrow AzureFileSystem for Windows [arrow] via GitHub
2026/02/11 [I] dev/release: include SHA of source tarball in the generated vote email [arrow-adbc] via GitHub
2026/02/11 [I] c: require C++20 as the baseline for implementations? [arrow-adbc] via GitHub
2026/02/11 [I] [C++][FlightRPC][ODBC] SQLError for macOS [arrow] via GitHub
2026/02/11 Re: [I] array.JSONReader error on unmarshal data in exponent notation to int64 field [arrow-go] via GitHub
2026/02/11 [I] [Release] Update vote thread email template to include checkum [arrow] via GitHub
2026/02/11 [I] [CI] Bump MACOSX_DEPLOYMENT_TARGET to 14 [arrow] via GitHub
2026/02/11 [I] [C++][FlightRPC] ODBC: Replace boost::xpressive with alternatives [arrow] via GitHub
2026/02/11 [I] [C++][FlightRPC] ODBC: Replace boost::beast with alternatives [arrow] via GitHub
2026/02/11 [I] [C++][FlightRPC] ODBC: Replace boost::variant with std::variant [arrow] via GitHub
2026/02/11 Re: [I] [C++][Flight SQL ODBC] Switch `boost::algorithm` usages to alternatives [arrow] via GitHub
2026/02/11 [I] [Packaging][Release] Binary verification downloads loads of packages which aren't necessary for the verification [arrow] via GitHub
2026/02/11 Re: [I] rust snowflake: bulk ingest with the ADBC_INGEST_OPTION_MODE_CREATE_APPEND mode does not fail during schema updates [arrow-adbc] via GitHub
2026/02/11 [I] Improve Security Considerations Documentation - include pointer to validation functions for validating IPC streams. [arrow] via GitHub
2026/02/11 [I] [R] Deprecate Feather reader and writer [arrow] via GitHub
2026/02/11 [I] [CI][Python] Nightly sdist job due to missing update_stub_docstrings.py file [arrow] via GitHub
2026/02/11 [I] [CI][Python] Nightly wheels fail to be uploaded to anaconda scientific nightlies channel [arrow] via GitHub
2026/02/11 [I] [Python] Deprecate Feather reader and writer [arrow] via GitHub
2026/02/11 [I] [C++] Deprecate Feather reader and writer [arrow] via GitHub
2026/02/11 [I] [C++] Fix abort when reading IPC file with a union validity bitmap and pre-buffering enabled [arrow] via GitHub
2026/02/11 Re: [I] [Doc] Cannot switch to doc for Arrow 1.0 [arrow] via GitHub
2026/02/11 [I] [Python] Deprecate `pyarrow.gandiva` [arrow] via GitHub
2026/02/11 Re: [I] [C++][Parquet] Key-value metadata is not preserved in the sub-fields of map type [arrow] via GitHub
2026/02/11 [I] [Ruby] Add support for writing dictinary delta for primitive dictionary [arrow] via GitHub
2026/02/11 Re: [I] [Python] Arrow to Python list (to_pylist) conversion is slow [arrow] via GitHub
2026/02/11 Re: [I] [Python] Efficient "row accessor" for a pyarrow RecordBatch / Table [arrow] via GitHub
2026/02/11 Re: [I] [C++][Dataset] Refactor InMemoryDataset to inherit FragmentDataset [arrow] via GitHub
2026/02/11 Re: [I] [C++][R] Option for is_nan(null) to evaluate to false or true [arrow] via GitHub
2026/02/11 Re: [I] [Gandiva][C++] Implement CONVERT_TIMEZONE SQL function in Gandiva [arrow] via GitHub
2026/02/11 Re: [I] [C++] Investigate spawning arbitrary callbacks from StopToken [arrow] via GitHub
2026/02/11 Re: [I] [C++] Fix issues with enumerated generator's last=true approach [arrow] via GitHub
2026/02/11 Re: [I] [Docs] Broken and obsolete links in the README.md file [arrow-java] via GitHub
2026/02/11 Re: [I] [Docs][Python] Add all tensor classes documentation [arrow] via GitHub
2026/02/10 [I] data loss converting to Table from pandas Timedelta built using `replace` [arrow] via GitHub
2026/02/10 Re: [I] docs: update download page to comply with ASF policy [arrow-adbc] via GitHub
2026/02/10 Re: [I] [Ruby] Add support for writing dictionary delta message [arrow] via GitHub
2026/02/10 [I] [C++][FlightRPC][ODBC] Build ODBC driver statically on macOS [arrow] via GitHub
2026/02/10 [I] [Python] Consider to raise or normalize if a timezone aware datetime.time object is encountered during conversion [arrow] via GitHub
2026/02/10 [I] [C++][Parquet] Key-value metadata is not preserved in the sub-fields of map type [arrow] via GitHub
2026/02/10 [I] [R] Feature request: More silent build [arrow-nanoarrow] via GitHub
2026/02/10 [I] [C++][Compute] Allow reusing hash table across multiple `is_in` / SetLookup kernel calls [arrow] via GitHub
2026/02/10 Re: [I] [R] Allow string input to as_type() [arrow] via GitHub
2026/02/10 Re: [I] [Packaging] The patch version was lost in the 4.0.1 release process [arrow] via GitHub
2026/02/10 Re: [I] [Gandiva][C++]Implement ADD and SUBTRACT functions receiving time intervals and time stamps [arrow] via GitHub
2026/02/10 Re: [I] [Flight] Data checksumming support [arrow] via GitHub
2026/02/10 Re: [I] [C++] Suppress vcpkg manifest disabled messages from msbuild [arrow] via GitHub
2026/02/10 Re: [I] [C++][Dataset] Remove Dataset::partition_expression [arrow] via GitHub
2026/02/10 Re: [I] [Python] Pyarrow IPC guide is missing sink.close() [arrow] via GitHub
2026/02/10 [I] pytest-cython 0.4.0 RC available [arrow] via GitHub
2026/02/10 Re: [I] [C++][Gandiva] `repeat()` doesn't check output size [arrow] via GitHub
2026/02/09 Re: [I] [C++][Parquet] Add support for writing bloom filter to a Parquet file [arrow] via GitHub
2026/02/09 [I] ci: Improvements to Python wheels workflow [arrow-nanoarrow] via GitHub
2026/02/09 [I] [Ruby] Add support for writing dictionary delta message [arrow] via GitHub
2026/02/09 [I] [C++] Assertion fail during test script [arrow] via GitHub
2026/02/09 Re: [I] [C++][FlightRPC] ODBC GitHub release [arrow] via GitHub
2026/02/09 Re: [I] rust: Let the returned RecordBatchReader outlive & parameters [arrow-adbc] via GitHub
2026/02/09 Re: [I] [CI][C++] Fix unknown job 'odbc' error [arrow] via GitHub
2026/02/09 [I] [Python][Annotations] Remaining test fixes [arrow] via GitHub
2026/02/09 [I] [Python][Annotations] Flight, CUDA and other modules [arrow] via GitHub
2026/02/09 [I] [Python][Annotations] Parquet and Dataset [arrow] via GitHub
2026/02/09 [I] [Python][Annotations] Filesystems [arrow] via GitHub
2026/02/09 [I] [Python][Annotations] I/O, IPC, and Serialization Formats [arrow] via GitHub
2026/02/09 [I] [Python][Annotations] Compute module [arrow] via GitHub
2026/02/09 [I] [Python][Annotations] Core Data Structures [arrow] via GitHub
2026/02/09 [I] docs: update download page to comply with ASF policy [arrow-adbc] via GitHub
2026/02/09 [I] [CI][C++] Fix unknown job 'odbc' error [arrow] via GitHub
2026/02/09 Re: [I] [CI] Add type checking infrastructure and CI workflow for type annotations [arrow] via GitHub
2026/02/09 Re: [I] [C++][Compute] Support tagging ExecBatches with arbitrary extra information [arrow] via GitHub
2026/02/09 Re: [I] [C++] Implement scalar kernel function that computes "isin" for each element in a List<T> array [arrow] via GitHub
2026/02/09 Re: [I] [C++][Compute] Make GroupBy optimizations work on Big Endian architecture [arrow] via GitHub
2026/02/09 Re: [I] [Parquet][Python] Read and write file/column metadata using pandas attrs [arrow] via GitHub
2026/02/09 Re: [I] [CI] Consider sending the nightly build report in HTML format [arrow] via GitHub
2026/02/09 Re: [I] [CI] Include the first occurrence of a task failure in the nightly report [arrow] via GitHub
2026/02/09 Re: [I] [CI] Include build log's url in the nightly crossbow report [arrow] via GitHub
2026/02/09 [I] [Doc] Cannot switch to doc for Arrow 1.0 [arrow] via GitHub
2026/02/09 [I] [R]: add support to the new dplyr verb filter_out [arrow] via GitHub
2026/02/08 Re: [I] [CI] Unstable AMD64 Conda Integration Test [arrow] via GitHub
2026/02/08 Re: [I] [C++][Parquet] Wrong variant extension name [arrow] via GitHub
2026/02/08 [I] [CI] Unstable AMD64 Conda Integration Test [arrow] via GitHub
2026/02/08 [I] [CI] AMD64 macOS 15-intel Python 3 consistently times out [arrow] via GitHub
2026/02/08 [I] [Docs] Broken and obsolete links in the README.md file [arrow-java] via GitHub
2026/02/08 Re: [I] [Java] Allocator `buffer` method no setting the capacity correctly. [arrow-java] via GitHub
2026/02/08 Re: [I] [Docs] Java API reference links in documentation are broken [arrow-java] via GitHub
2026/02/08 [I] [Docs] Java API reference links in documentation are broken [arrow-java] via GitHub
2026/02/08 Re: [I] [C++] [Dataset] Dataset repartition / filter / update [arrow] via GitHub
2026/02/08 Re: [I] [C++][Gandiva] Implements ABS, FLOOR, PI, SQRT, SIGN, LSHIFT, RSHIFT, CEIL, TRUNC, LN and LOG2 functions [arrow] via GitHub
2026/02/08 Re: [I] [Python] Use consistent memory_pool / pool keyword argument name [arrow] via GitHub
2026/02/08 Re: [I] [Python] pyarrow.compute not consistent on memory_pool usage [arrow] via GitHub
2026/02/08 Re: [I] [C++][Python][FlightRPC] Ensure streaming Flight methods are truly streaming [arrow] via GitHub
2026/02/08 Re: [I] [C++] Support for scalar value recycling in RecordBatch/Table creation [arrow] via GitHub
2026/02/08 Re: [I] [C++] Arithmetic kernels for numeric arrays [arrow] via GitHub
2026/02/07 Re: [I] [Ruby] Add support for writing dictionary array [arrow] via GitHub
2026/02/07 [I] [C++] Enable hardware support for arrow::util::Float16 on GCC and Clang [arrow] via GitHub
2026/02/07 [I] [C++] [arrow] via GitHub
2026/02/07 [I] [Ruby] Add support for writing dictionary array [arrow] via GitHub
2026/02/07 Re: [I] [C++] CMake error when Arrow is built as subproject: ARROW_SIMD_LEVEL undefined in io/CMakeLists.txt [arrow] via GitHub
2026/02/07 [I] tzdata error due to a lack of a discoverable system timezone database [arrow] via GitHub
2026/02/07 Re: [I] [C++][FlightSQL][ODBC] macOS ODBC standalone CI [arrow] via GitHub
2026/02/07 Re: [I] [Archery] Allow comment bot command to be at the beginning of any line [arrow] via GitHub
2026/02/07 Re: [I] [C++][Compute] GroupBy: add parallelism to hash group by [arrow] via GitHub
2026/02/07 Re: [I] [C++][Docs] Add documentation for authoring compute kernels [arrow] via GitHub
2026/02/07 Re: [I] [C++][Compute] GroupBy: support more than 2^32 groups [arrow] via GitHub
2026/02/07 Re: [I] [C++] Function to combine Arrays row-wise into ListArray [arrow] via GitHub
2026/02/07 Re: [I] [R] Add function concat_arrays() that converts ChunkedArray to Array [arrow] via GitHub
2026/02/07 Re: [I] [C++][Compute] GroupBy: add unittests for individual components of hash group by [arrow] via GitHub
2026/02/06 [I] [C++][Azure] Add ApplicationId to AzureFileSystem [arrow] via GitHub
2026/02/06 [I] [Python] Consider `pa.date32/64.to_pandas_dtype()` returning `datetime64[s]` instead of `datetime64[ms]` [arrow] via GitHub
2026/02/06 [I] [R] CRAN packaging checklist for version 23.0.0.1 [arrow] via GitHub
2026/02/06 [I] [C++] CMake error when Arrow is built as subproject: ARROW_SIMD_LEVEL undefined in io/CMakeLists.txt [arrow] via GitHub
2026/02/06 Re: [I] [CI][Release] macOS conda source verification jobs fail to build Arrow C++ [arrow] via GitHub
2026/02/06 Re: [I] [Python] String comparison on pyarrow/table.pxi should require the GIL [arrow] via GitHub
2026/02/06 Re: [I] [C++][Compute] Generalize null value promotion for scalar arithmetic functions [arrow] via GitHub
2026/02/06 Re: [I] [Python] Expose IpcReadOptions to ipc facility [arrow] via GitHub
2026/02/06 Re: [I] [C++][Compute] Extend compute layer to support ternary scalar functions [arrow] via GitHub
2026/02/06 Re: [I] [Website][Release] Include Rust contributors, committers, and commits in release notes [arrow] via GitHub
2026/02/06 Re: [I] [R] Bindings for paste(collapse), str_c(collapse), and str_flatten() [arrow] via GitHub
2026/02/06 Re: [I] [C++] String concatenate aggregate kernel [arrow] via GitHub
2026/02/06 Re: [I] [Python] Array construction from numpy array is unclear about zero copy behaviour [arrow] via GitHub
2026/02/05 [I] flight-sql-jdbc-driver throws "parameter ordinal 1 out of range" for PreparedStatement in SELECT query [arrow-java] via GitHub
2026/02/05 [I] [C++][Gandiva] `repeat()` doesn't check output size [arrow] via GitHub
2026/02/05 Re: [I] [C++][CI][FlightRPC][ODBC] Update ODBC MSI file name for Nightly Upload [arrow] via GitHub
2026/02/05 Re: [I] [C++][FlightSQL][ODBC][CI] Run ODBC test executables in CI using `cpp_test.sh` [arrow] via GitHub
2026/02/05 [I] PyArrow cannot read from a newline-delimited JSON file with inconsistent column types, even if parse_options specifies a schema [arrow] via GitHub
2026/02/05 Re: [I] [Packaging][Python] PyArrow fails building with nightlies Cython [arrow] via GitHub
2026/02/05 [I] [Python] String comparison on pyarrow/table.pxi should require the GIL [arrow] via GitHub
2026/02/05 [I] Unable to load MemoryUtil class if we dont set --add-opens [arrow-java] via GitHub
2026/02/05 Re: [I] [Doc] Document security model for the Arrow formats [arrow] via GitHub
2026/02/05 [I] [C++] Allow disabling extension type deserialization when reading IPC [arrow] via GitHub