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• 2026/03/30 Re: [I] [Python][FlightRPC] How to Extend PyArrow Flight Server with Custom RPCs? [arrow] via GitHub
• 2026/03/30 Re: [I] [R] Revisit binding_format_datetime and remove manual casting [arrow] via GitHub
• 2026/03/30 Re: [I] [Python] Extracting Type information from Python Objects [arrow] via GitHub
• 2026/03/30 Re: [I] [Website] Tidy use of and linking to Arrow logo [arrow] via GitHub
• 2026/03/30 Re: [I] [C++] Investigate scanning parquet files at sub-row-group resolution [arrow] via GitHub
• 2026/03/30 Re: [I] [C++] Reduce directory and file IO when reading partition parquet dataset with partition key filters [arrow] via GitHub
• 2026/03/30 Re: [I] [R] Simplify code for handling summarise() with no aggregations [arrow] via GitHub
• 2026/03/30 Re: [I] [Doc][C++] Document security model for Arrow C++ [arrow] via GitHub
• 2026/03/30 Re: [I] [CI][R] AMD64 Windows R release fails with IOError: Bucket 'ursa-labs-r-test' not found [arrow] via GitHub
• 2026/03/29 [I] Implement the Device Stream interface [arrow-dotnet] via GitHub
• 2026/03/29 Re: [I] [C++] Writing batches to parquet batch-by-batch triggering OOM [arrow] via GitHub
• 2026/03/29 Re: [I] [C++][Python] error: invalid use of incomplete type ‘class arrow::dataset::CsvFileWriteOptions’ [arrow] via GitHub
• 2026/03/29 Re: [I] [C++][FlightRPC] Benchmark in-process Flight performance [arrow] via GitHub
• 2026/03/29 Re: [I] [Python] Support C stream interface of single arrays [arrow] via GitHub
• 2026/03/29 Re: [I] [C++] Aggregate functions for min and max index. [arrow] via GitHub
• 2026/03/29 Re: [I] [Dataset][Python] Parse a list of fragment paths to gather filters [arrow] via GitHub
• 2026/03/29 Re: [I] [C++] Enable joins when data contains a list column [arrow] via GitHub
• 2026/03/29 Re: [I] [Format] Clarify that 8 byte padding must not be applied to compressed buffers [arrow] via GitHub
• 2026/03/29 [I] BinaryMemoTable.Exists causes heap allocation per call due to closure escape [arrow-go] via GitHub
• 2026/03/28 [I] arrow::util::base64_decode silently truncates on invalid characters instead of reporting an error [arrow] via GitHub
• 2026/03/28 [I] [Python] DataFrame row-wise .loc assignment is much slower with string_storage="pyarrow" than "python" [arrow] via GitHub
• 2026/03/28 Re: [I] [Python] Force casting dynamic types to to string when using read_json with an explicit schema [arrow] via GitHub
• 2026/03/28 Re: [I] Which Arrow Flight Error is appropriate to use for client side issue? [arrow] via GitHub
• 2026/03/28 Re: [I] [C++] Allow the write node to respect sorting [arrow] via GitHub
• 2026/03/28 Re: [I] [C++][Gandiva] Implement Find_In_Set Function [arrow] via GitHub
• 2026/03/28 Re: [I] [Gandiva][C++] Add TRUNC function [arrow] via GitHub
• 2026/03/28 Re: [I] [C++][FlightRPC][ODBC] Enable ODBC build on Linux [arrow] via GitHub
• 2026/03/28 Re: [I] [CI][Packaging] ubuntu-resolute Linux fail building aws-lc [arrow] via GitHub
• 2026/03/27 [I] [MATLAB][CI] MATLAB workflow failing due to action permission error [arrow] via GitHub
• 2026/03/27 [I] [CI][R] AMD64 Windows R release fails with IOError: Bucket 'ursa-labs-r-test' not found [arrow] via GitHub
• 2026/03/27 Re: [I] [C++][Parquet] Add support for encrypted Bloom filters [arrow] via GitHub
• 2026/03/27 Re: [I] [R] Error message caused by reading sparsely populated data is misleading [arrow] via GitHub
• 2026/03/27 Re: [I] [C++][Parquet] Add configure to limit the row group size [arrow] via GitHub
• 2026/03/27 [I] [R] Add AGENTS.md file to R package [arrow] via GitHub
• 2026/03/27 Re: [I] [R] Implement dplyr's when_any() and when_all() helpers [arrow] via GitHub
• 2026/03/27 Re: [I] [FlightRPC][Docs] Document the authentication methods [arrow] via GitHub
• 2026/03/27 Re: [I] [Python] Feather chunksize doesn't round-trip [arrow] via GitHub
• 2026/03/27 Re: [I] [C++] Store generated Flight protocol buffer headers in src/generated [arrow] via GitHub
• 2026/03/27 Re: [I] Sorted streaming of partitioned dataset? [arrow] via GitHub
• 2026/03/27 Re: [I] [C++] Add extension types to the YAML for different timestamp resolutions [arrow] via GitHub
• 2026/03/27 Re: [I] [C++] Add compute functionality for Substrait types [arrow] via GitHub
• 2026/03/27 Re: [I] [C++] Correctly handle Substrait nullability of types [arrow] via GitHub
• 2026/03/27 Re: [I] [Python] Type aliases for timestamp with timezone [arrow] via GitHub
• 2026/03/27 [I] docs: show how to install the C++ driver manager with Pixi [arrow-adbc] via GitHub
• 2026/03/27 [I] [Python] Newly added & / | operators should work on boolean arrays/scalars [arrow] via GitHub
• 2026/03/27 Re: [I] [Python] Support arithmetic on arrays and scalars [arrow] via GitHub
• 2026/03/27 [I] Inspecting cmake presets options not available in cmake 4.x [arrow] via GitHub
• 2026/03/26 [I] c/driver/postgresql: investigate performance [arrow-adbc] via GitHub
• 2026/03/26 [I] c/driver/postgresql: remove Redshift support [arrow-adbc] via GitHub
• 2026/03/26 Re: [I] SQLite driver inconsistency due to compile options [arrow-adbc] via GitHub
• 2026/03/26 Re: [I] [Dev] "archery lint" outputs unapplicable patch file [arrow] via GitHub
• 2026/03/26 Re: [I] [Dev][CI] Add to nightlies dashboard list of Jira tickets open/in progress related with nightly failures [arrow] via GitHub
• 2026/03/26 Re: [I] [R] Add tests for duplicate column names and incompatible types in joins [arrow] via GitHub
• 2026/03/26 Re: [I] [R] CRAN packaging checklist for version 23.0.0.1 [arrow] via GitHub
• 2026/03/26 Re: [I] [Docs] Update docs to match main site and link to other repos [arrow] via GitHub
• 2026/03/26 Re: [I] [Format][Flight] Extend Location URI semantics [arrow] via GitHub
• 2026/03/26 Re: [I] [C++][CI] Resolve ubuntu clang failure with parquet fuzzing [arrow] via GitHub
• 2026/03/26 Re: [I] [Dev] Prompt whether an issue should be labeled as Breaking Change when merging [arrow] via GitHub
• 2026/03/26 Re: [I] [Archery] Use gh cli for artifact management [arrow] via GitHub
• 2026/03/26 Re: [I] [pqarrow] pqarrow.FileWriter.WriteBuffered returns "unknown error type: interface conversion: interface is nil, not encoding.Encoder[int64]" [arrow-go] via GitHub
• 2026/03/26 Re: [I] Writing Arrow Files using C#. [arrow] via GitHub
• 2026/03/26 Re: [I] [C++] FFI between c++ and python [arrow] via GitHub
• 2026/03/26 Re: [I] [Dev] Curate CODEOWNERS [arrow] via GitHub
• 2026/03/26 Re: [I] [Python] registering new data formats [arrow] via GitHub
• 2026/03/26 Re: [I] [R] native type checking in where() [arrow] via GitHub
• 2026/03/26 Re: [I] [Dev] Add dependabot configuration to remove duplicated labels [arrow] via GitHub
• 2026/03/26 Re: [I] [Parquet Decimal] Do we has any plan to support short decimal layout, such as decimal64? [arrow] via GitHub
• 2026/03/26 Re: [I] [C++][Docs] Improve C++ Cookbook [arrow] via GitHub
• 2026/03/26 Re: [I] [R] Pre-render vignettes [arrow] via GitHub
• 2026/03/26 [I] [CI][Packaging] ubuntu-resolute Linux fail building aws-lc [arrow] via GitHub
• 2026/03/26 Re: [I] [Python] OSError: Unable to load libhdfs [arrow] via GitHub
• 2026/03/26 Re: [I] (pyarrow, HDFS) Unable to connect HDFS in pyspark YARN cluster setting [arrow] via GitHub
• 2026/03/26 Re: [I] [C++] Add support for additional file formats in Substrait consumer [arrow] via GitHub
• 2026/03/26 Re: [I] [C++] Add support for sliced Substrait reads [arrow] via GitHub
• 2026/03/26 Re: [I] [C++] Clarify Substrait's push down filtering semantics and possibly alter the consumer [arrow] via GitHub
• 2026/03/26 Re: [I] [C++] Add support for Substrait pushdown projection [arrow] via GitHub
• 2026/03/26 Re: [I] [C++] Add proper support for Substrait intervals [arrow] via GitHub
• 2026/03/26 Re: [I] [C++] Add min/max binary scalar kernels to execution engine [arrow] via GitHub
• 2026/03/26 [I] [Python] Pandas is deprecating dataframe interchange protocol [arrow] via GitHub
• 2026/03/26 Re: [I] [Python] Remove --disable-warnings with newer version of pytest-cython [arrow] via GitHub
• 2026/03/26 Re: [I] [C++][CI] Have a job with ARROW_LARGE_MEMORY_TESTS enabled [arrow] via GitHub
• 2026/03/25 Re: [I] build: drop manylinux2014 [arrow-adbc] via GitHub
• 2026/03/25 [I] build: drop manylinux2014 [arrow-adbc] via GitHub
• 2026/03/25 Re: [I] [C++][FlightRPC][ODBC] Unexpected dependency `libunwind` in macOS Intel CI [arrow] via GitHub
• 2026/03/25 Re: [I] Decimal256Array could be a little more forgiving [arrow-dotnet] via GitHub
• 2026/03/25 Re: [I] [R] Improve configure script for contributor experience [arrow] via GitHub
• 2026/03/25 Re: [I] [R] What should compute look like in an R minimal build? [arrow] via GitHub
• 2026/03/25 Re: [I] [R][CI] Add GitHub PAT to jobs that are reaching limit [arrow] via GitHub
• 2026/03/25 Re: [I] [R] [Docs] [CI] Investigate if we can auto generate Rd files in CI [arrow] via GitHub
• 2026/03/25 Re: [I] [R][Python] Convert python dataset to R dataset [arrow] via GitHub
• 2026/03/25 Re: [I] [R] Find a way to make the size of our vignettes smaller [arrow] via GitHub
• 2026/03/25 Re: [I] [R] [CI] Fail the build if there is a documentation mismatch? [arrow] via GitHub
• 2026/03/25 Re: [I] [R][FlightRPC] Flight without reticulate [arrow] via GitHub
• 2026/03/25 Re: [I] [R] Consider using the `patrick` package to reduce duplicate test cases [arrow] via GitHub
• 2026/03/25 Re: [I] [R][Release] Add update-checksums.R to r/Makefile [arrow] via GitHub
• 2026/03/25 Re: [I] [R][CI] Re-enable centos binary test job in r-binary-packages [arrow] via GitHub
• 2026/03/25 Re: [I] [R] Allow overriding the libarrow static lib version [arrow] via GitHub
• 2026/03/25 Re: [I] Expose a std::shared_ptr<arrow::Table> to R SEXP [arrow] via GitHub
• 2026/03/25 Re: [I] [R] Create a wrapper function around Dataset's `$files` method [arrow] via GitHub
• 2026/03/25 Re: [I] [R] Explicitly enumerate the `ParquetReaderProperties` and `ParquetArrowReaderProperties` arguments in `write_parquet()` [arrow] via GitHub
• 2026/03/25 Re: [I] [R] Should we relax version checking for system libarrow? [arrow] via GitHub
• 2026/03/25 Re: [I] [R] error with dplyr queries with big data in other environment [arrow] via GitHub
• 2026/03/25 Re: [I] [R] Cannot Download Latest Version of Arrow Package for R on Mac [arrow] via GitHub
• 2026/03/25 Re: [I] [R] Package Error: package arrow/libs/arrow.so: undefined symbol: _ZN5arrow7dataset14JsonFileFormatC1Ev [arrow] via GitHub
• 2026/03/25 Re: [I] [R] `case_when` fails when `if_else` succeeds [arrow] via GitHub
• 2026/03/25 Re: [I] [R] `case_when` fails when `if_else` succeeds [arrow] via GitHub
• 2026/03/25 [I] [R] `case_when` fails when `if_else` succeeds [arrow] via GitHub
• 2026/03/25 Re: [I] [R] Handling large data [arrow] via GitHub
• 2026/03/25 Re: [I] [R] CRAN packaging checklist for version 23.0.1.1 [arrow] via GitHub
• 2026/03/25 Re: [I] [R][CI] Add libuv-dev to CI jobs due to update to fs package [arrow] via GitHub
• 2026/03/25 [I] SQLite driver inconsistency due to compile options [arrow-adbc] via GitHub
• 2026/03/25 Re: [I] [Format][C++] Add "LargeMap" type with 64-bit offsets [arrow] via GitHub
• 2026/03/25 Re: [I] [C++] Expose MergeOptions in array Concatenate to unify types [arrow] via GitHub
• 2026/03/25 Re: [I] [C++] Decide how we want to handle time zone strings in Substrait [arrow] via GitHub
• 2026/03/25 Re: [I] Why "get_schema" uses "check_status" and not "check_flight_status"? [arrow] via GitHub
• 2026/03/25 Re: [I] [C++] Determine how to represent dictionary encoding in Substrait [arrow] via GitHub
• 2026/03/25 Re: [I] [C++][Parquet] Field-level metadata are not supported? (ColumnMetadata.key_value_metadata) [arrow] via GitHub
• 2026/03/25 Re: [I] [C++] Investigate automatic generation of YAML for Substrait extension functions & types [arrow] via GitHub
• 2026/03/25 Re: [I] [C++] Investigate potential performance improvements for the filter node [arrow] via GitHub
• 2026/03/25 Re: [I] [Python][Docs] Consolidate the information on the editable install in Python dev section [arrow] via GitHub
• 2026/03/25 [I] [Dev] Archery should be able to use PyGithub > 2.9.0 [arrow] via GitHub
• 2026/03/25 Re: [I] [Python] Cython API header files seem to break editable installs [arrow] via GitHub
• 2026/03/25 Re: [I] [CI][Dev] Archery unit tests are failing due to wrong expected URL [arrow] via GitHub
• 2026/03/25 Re: [I] [Python] CSV and JSON options lack a nice repr/str [arrow] via GitHub
• 2026/03/25 Re: [I] [Python] test-ubuntu-22.04-python-313-freethreading generates cython_std::move(config) on a const reference and fails [arrow] via GitHub
• 2026/03/25 [I] [CI][Dev] Archery unit tests are failing due to wrong expected URL [arrow] via GitHub
• 2026/03/24 [I] [pqarrow] pqarrow.FileWriter.WriteBuffered returns "unknown error type: interface conversion: interface is nil, not encoding.Encoder[int64]" [arrow-go] via GitHub
• 2026/03/24 Re: [I] [R] Remove `trace$calls %||% trace$call` once rlang > 0.4.11 is released [arrow] via GitHub
• 2026/03/24 [I] [C++][FlightRPC] [ODBC] DEB Linux Installer [arrow] via GitHub
• 2026/03/24 [I] Migrate Go drivers to adbc-drivers contrib org (bigquery, databricks, snowflake) [arrow-adbc] via GitHub
• 2026/03/24 [I] [R][CI] Add libuv-dev to CI jobs due to update to fs package [arrow] via GitHub
• 2026/03/24 [I] [R][CI] r-binary-packages crossbow job fails for CRAN patch releases [arrow] via GitHub
• 2026/03/24 Re: [I] [CI][R] gcc sanitizer failure [arrow] via GitHub
• 2026/03/24 Re: [I] [R] CI job shows NOTE due to "non-API call" Rf_findVarInFrame [arrow] via GitHub
• 2026/03/24 [I] [R] CRAN packaging checklist for version 23.0.1.2 [arrow] via GitHub
• 2026/03/24 [I] [C++][CI] StructToStructSubset test failure with libc++ 22.1.1 [arrow] via GitHub
• 2026/03/24 Re: [I] [C++] C++20: use std::span [arrow] via GitHub
• 2026/03/24 Re: [I] [Dev][C++] Validate array structure in GDB extension [arrow] via GitHub
• 2026/03/24 Re: [I] [Website] Merge script/CI do not recognize MINOR PRs [arrow] via GitHub
• 2026/03/24 Re: [I] [C++] OT logging for memory pool allocations [arrow] via GitHub
• 2026/03/24 Re: [I] [C++] Making warning handler configurable [arrow] via GitHub
• 2026/03/24 Re: [I] [C++][Python] Log warning when user tries to write parquet table with incompatible type [arrow] via GitHub
• 2026/03/24 Re: [I] [Docs] Clarify existing_data_behavior docstring [arrow] via GitHub
• 2026/03/24 Re: [I] [Python] handle timestamp type in parquet file for compatibility with older HiveQL [arrow] via GitHub
• 2026/03/23 Re: [I] Upgrade to JDK 17 [arrow-java] via GitHub
• 2026/03/23 Re: [I] r/adbcdrivermanager: Remove non-API usage of `Rf_findVarInFrame()` [arrow-adbc] via GitHub
• 2026/03/23 Re: [I] Cannot use null values as bound parameters in postgresql [arrow-adbc] via GitHub
• 2026/03/23 Re: [I] [C++][FlightRPC] Use SQLWCHAR array for wide string literals in test suite [arrow] via GitHub
• 2026/03/23 [I] [Java][FlightRPC] Flight SQL JDBC driver does not expose per-batch app_metadata from FlightStream [arrow-java] via GitHub
• 2026/03/23 Re: [I] [Java][FlightRPC] Flight SQL JDBC driver does not expose per-batch app_metadata from FlightStream [arrow] via GitHub
• 2026/03/23 [I] [Java][FlightRPC] Flight SQL JDBC driver does not expose per-batch app_metadata from FlightStream [arrow] via GitHub
• 2026/03/23 Re: [I] [C++] Build failure with xsimd 14.1.0 on macOS [arrow] via GitHub
• 2026/03/23 Re: [I] Implement GeoArrow in Go. [arrow-go] via GitHub
• 2026/03/23 [I] [C++][FlightRPC][ODBC] Enable ODBC build on Debian [arrow] via GitHub
• 2026/03/23 Re: [I] Track dictionary IDs when decoding IPC schema [arrow-nanoarrow] via GitHub
• 2026/03/23 Re: [I] [C++] User-supplied thirdparty versions [arrow] via GitHub
• 2026/03/23 Re: [I] [R][Docs] Update the links in the developing vignette so they don't point to absolute paths [arrow] via GitHub
• 2026/03/23 Re: [I] [C++][Python] Add a space after commas in pretty-print output [arrow] via GitHub
• 2026/03/23 Re: [I] [Python] Possibility of a table.drop_duplicates() function? [arrow] via GitHub
• 2026/03/23 Re: [I] [C++][FlightRPC] Expose a way to terminate all calls client side [arrow] via GitHub
• 2026/03/23 Re: [I] [C++][Python] Add promotion and casting to between ternary kernel [arrow] via GitHub
• 2026/03/23 Re: [I] [CI][Python][C++] macos 14 fails with missing std::log2p1 [arrow] via GitHub
• 2026/03/23 Re: [I] [C++][Parquet] MergeGeometryInternal may stack overflow from deeply nested WKB GeometryCollection inputs [arrow] via GitHub
• 2026/03/22 Re: [I] rust/driver_manager: ensure behavior matches C++ [arrow-adbc] via GitHub
• 2026/03/22 Re: [I] [Ruby] Add support for custom metadata in Footer [arrow] via GitHub
• 2026/03/22 [I] [C++] Build failure with xsimd 14.1.0 on macOS [arrow] via GitHub
• 2026/03/22 [I] [CI][R] gcc sanitizer failure [arrow] via GitHub
• 2026/03/22 Re: [I] [C++] The C++ API for writing datasets could be improved [arrow] via GitHub
• 2026/03/22 Re: [I] [Python] Change the default write partitioning flavor to hive [arrow] via GitHub
• 2026/03/22 Re: [I] [Python] Need a pip install option for out-of-the-box HDFS support [arrow] via GitHub
• 2026/03/22 Re: [I] [Python] Change the default read partitioning flavor to hive [arrow] via GitHub
• 2026/03/22 Re: [I] [C++][Datasets] Improve memory usage of datasets [arrow] via GitHub
• 2026/03/22 Re: [I] [C++] Make internal structure of comparison functions consistent [arrow] via GitHub
• 2026/03/22 Re: [I] [R] Allow all file writers to write from a RecordBatchReader [arrow] via GitHub
• 2026/03/21 [I] [Ruby] Add support for custom metadata in Footer [arrow] via GitHub
• 2026/03/21 Re: [I] [C++] [Docs] Improve our SIMD documentation [arrow] via GitHub
• 2026/03/21 Re: [I] [C++] Add max length option to PrettyPrintOptions [arrow] via GitHub
• 2026/03/21 Re: [I] [R] Discussion: should we use {rlang} for condition handling? [arrow] via GitHub
• 2026/03/21 Re: [I] [C++] Directly support nested field refs in exec plan [arrow] via GitHub
• 2026/03/21 Re: [I] [C++] Organize tests in scalar_compare_test.cc [arrow] via GitHub
• 2026/03/21 Re: [I] [C++] Try and fetch IPC footer in one read instead of two [arrow] via GitHub
• 2026/03/21 Re: [I] [C++] Specifying all fields as included_fields is slower on an mmap file than omitting included_fields [arrow] via GitHub
• 2026/03/21 Re: [I] [Ruby] Add benchmark for readers [arrow] via GitHub
• 2026/03/20 Re: [I] javascript: add support for streaming ingestion [arrow-adbc] via GitHub
• 2026/03/20 Re: [I] javascript: x86_64-pc-windows-msvc tests are flaky in CI [arrow-adbc] via GitHub
• 2026/03/20 Re: [I] [Docs][Python] Document that .pxi doctests are tested via lib.pyx [arrow] via GitHub
• 2026/03/20 [I] `pa.concat_batches()` to include `promote_options` like `pa.concat_tables()` [arrow] via GitHub
• 2026/03/20 [I] [Python][Docs] Opening a partitioned dataset with schema and filter [arrow] via GitHub
• 2026/03/20 Re: [I] [R] Expose API to create Dataset from Fragments [arrow] via GitHub
• 2026/03/20 Re: [I] [C++][Python][Dataset] Detect (and warn?) when DirectoryPartitioning is parsing an actually hive-style file path? [arrow] via GitHub
• 2026/03/20 Re: [I] [Python] Add character limit to ChunkedArray repr [arrow] via GitHub
• 2026/03/20 Re: [I] Support mutable array. [arrow] via GitHub
• 2026/03/20 Re: [I] [Python][Docs] Opening a partitioned dataset with schema and filter [arrow] via GitHub
• 2026/03/20 Re: [I] [C++][Dataset] Provide more context in error message if cast fails during scanning [arrow] via GitHub
• 2026/03/20 Re: [I] [Docs] Document how to decode FlightData manually [arrow] via GitHub
• 2026/03/20 [I] [Python][Docs] Consolidate the information on the editable install in Python dev section [arrow] via GitHub
• 2026/03/20 [I] [CI][Python][C++] macos 14 fails with missing std::log2p1 [arrow] via GitHub
• 2026/03/20 [I] BoundsError: attempt to access 0-element Vector{Vector{UInt8}} at index [1] [arrow-julia] via GitHub
• 2026/03/20 [I] [Python] Cython API header files seem to break editable installs [arrow] via GitHub
• 2026/03/20 [I] [Python] test-ubuntu-22.04-python-313-freethreading generates cython_std::move(config) on a const reference and fails [arrow] via GitHub

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