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• Re: [I] [C#] Support compressed RecordBatches via Flight [arrow] via GitHub
• Re: [I] [C#] Expose method to compare 2 Tables [arrow] via GitHub
• [I] Expose method to compare two batches or arrays [arrow-dotnet] via GitHub
• Re: [I] [C#] Support new data types [arrow] via GitHub
• [I] Support additional data types [arrow-dotnet] via GitHub
• Re: [I] [C#] Need pointers on creating Columns with values (values = ArrowArray) of type Timestamp and Decimal [arrow] via GitHub
• Re: [I] [C#] Add pretty printing methods to Arrow classes [arrow] via GitHub
• [I] API improvements for Arrow arrays [arrow-dotnet] via GitHub
• Re: [I] [C#] Need refacto IArrowArrayBuilder for nested types [arrow] via GitHub
• Re: [I] [C#] BinaryArray.Builder Reserve/Resize methods are broken [arrow] via GitHub
• Re: [I] [C#] Implement IEqualityComparer<Schema> and IEqualityComparer<Field> [arrow] via GitHub
• Re: [I] [C#] ArrowBuffer should either implement IEquatable correctly or not at all [arrow] via GitHub
• Re: [I] [C#] Remove IArrowArray and use Array base class. [arrow] via GitHub
• Re: [I] [C#] The RC verification script doesn't test the C# part [arrow] via GitHub
• Re: [I] [CI][C#] Build examples in CI [arrow] via GitHub
• Re: [I] [C#] Show API docs on arrow.apache.org [arrow] via GitHub
• Re: [I] [C#] Implement support for Apache Acero [arrow] via GitHub
• Re: [I] [C#][CI] Pre-install the C# dependencies in its dockerfile if possible [arrow] via GitHub
• Re: [I] [C#] Add support for sending dictionary arrays via flight [arrow] via GitHub
• [I] Add support for sending dictionary arrays via Flight [arrow-dotnet] via GitHub
• Re: [I] [C#][C++] read_feather() fails with IOError: Invalid IPC message: negative bodyLength on batches larger than 2 GB [arrow] via GitHub
• [I] read_feather() fails with IOError: Invalid IPC message: negative bodyLength on batches larger than 2 GB [arrow-dotnet] via GitHub
• [I] [Python][Compute] Add python wrappers for scatter, inverse_permutation [arrow] via GitHub
  • Re: [I] [Python][Compute] Add python wrappers for scatter, inverse_permutation [arrow] via GitHub
• Re: [I] C# to Python or Julia doesn't work. Indicates footer issue. [arrow] via GitHub
• Re: [I] [C#] `Column(string)` method in `RecordBatch` is linear to the number of columns [arrow] via GitHub
• [I] Improve performance of column lookup by name [arrow-dotnet] via GitHub
• Re: [I] [C#] Is there a way to use compute function? [arrow] via GitHub
• [I] Consider supporting Acero compute via GLib [arrow-dotnet] via GitHub
• Re: [I] [C#] Add SetNull functionality to classes [arrow] via GitHub
• [I] [r] Release 0.21.0 on CRAN [arrow-adbc] via GitHub
  • Re: [I] [r] Release 0.21.0 on CRAN [arrow-adbc] via GitHub
• Re: [I] [Python] create_library_symlinks() does not fix broken symlinks [arrow] via GitHub
• [I] [CI] Use Arrow AWS account S3 bucket for preview docs job [arrow] via GitHub
  • Re: [I] [CI] Use Arrow AWS account S3 bucket for preview docs job [arrow] via GitHub
• [I] [CI] Stale issues bot hit secondary rate limit and did not complete [arrow] via GitHub
  • Re: [I] [CI] Stale issues bot hit secondary rate limit and did not complete [arrow] via GitHub
• [I] [R] data.table syntax/API for arrow (R package) [arrow] via GitHub
  • Re: [I] [R] data.table syntax/API for arrow (R package) [arrow] via GitHub
  • Re: [I] [R] data.table syntax/API for arrow (R package) [arrow] via GitHub
• Re: [I] [R] Progress bar for `read_feather` for `R` and a verbose version [arrow] via GitHub
• [I] [C++][Gandiva] Cpu Attrs are not passed to the llvm layer during code generation. [arrow] via GitHub
• [I] [C++][Gandiva] Projector make is significantly slower after move to OrcJIT [arrow] via GitHub
• [I] [C++] Question - why do pkgconfig files exist without corresponding CMake modules? [arrow] via GitHub
  • Re: [I] [C++] Question - why do pkgconfig files exist without corresponding CMake modules? [arrow] via GitHub
• [I] [MATAB][Packaging] Update MATLAB crossbow workflow to build against MATLAB `R2025b` [arrow] via GitHub
  • Re: [I] [MATAB][Packaging] Update MATLAB crossbow workflow to build against MATLAB `R2025b` [arrow] via GitHub
• [I] [CI][MATLAB] Bump MATLAB release to R2025b in the MATLAB GitHub Actions Workflow [arrow] via GitHub
  • Re: [I] [CI][MATLAB] Bump MATLAB release to R2025b in the MATLAB GitHub Actions Workflow [arrow] via GitHub
• [I] [C++][Parquet][Arrow] Enable Parquet DB support on Big Endian (IBM Z) systems for Apache Arrow repo [arrow] via GitHub
• [I] [C++] 22.0.0 couldn't build correctly on the macOS platform. [arrow] via GitHub
  • Re: [I] [C++] 22.0.0 couldn't build correctly on the macOS platform. [arrow] via GitHub
• [I] Pyarrow does not support abfs uri syntax in Azure [arrow] via GitHub
• [I] [C++][Parquet] Undefined behavior when reading invalid offset/column index [arrow] via GitHub
  • Re: [I] [C++][Parquet] Undefined behavior when reading invalid offset/column index [arrow] via GitHub
• [I] rust: enums should derive Copy, Eq, PartialEq (API papercut) [arrow-adbc] via GitHub
• Re: [I] UnionMapWriter fails to write fixed size binary [arrow-java] via GitHub
• [I] [R][Dev] Update test helpers for testthat 3.3.0 [arrow] via GitHub
• [I] `col_types` ignored when `convert_options` specified [arrow] via GitHub
• [I] Add (Field|Schema).withMetadata() helper to match other Arrow bindings [arrow-js] via GitHub
• [I] infra: disallow scheduled github run on forked repos [arrow] via GitHub
  • Re: [I] [CI] Disallow scheduled GitHub Actions run on forked repos [arrow] via GitHub
• Re: [I] [C++][Parquet] Partion vertically and Merge metadata footer into a single metadata file [arrow] via GitHub
• [I] Enable compiling arrow C++ libraries for QNX [arrow] via GitHub
  • Re: [I] [C++] Enable compiling arrow C++ libraries for QNX [arrow] via GitHub
• [I] [Python][Parquet] RowGroupMetadata.total_byte_size computes wrong uncompressed size [arrow] via GitHub
• [I] [C++] Hang in ThreadPool::Shutdown() after failure to spawn a worker thread [arrow] via GitHub
• [I] [C++] arrow-cuda pkgconf file incorrectly requires 'cuda' [arrow] via GitHub
• [I] Add a way to programatically set the default memory pool [arrow] via GitHub
• [I] StructArray::field() is not thread safe [arrow] via GitHub
  • Re: [I] [C++] StructArray::field() is not thread safe [arrow] via GitHub
• [I] [Python] Add test coverage to parquet.read_table with cloud filesystems integration [arrow] via GitHub
• [I] [Ruby] Add pure Ruby Apache Arrow reader/writer [arrow] via GitHub
• Re: [I] [C++][Arrow Flight SQL ODBC] Develop basic connectivity: SQLDriverConnect, SQLConnect, and SQLDisconnect, and DSN window [arrow] via GitHub
• [I] [CI] R nightlies still being uploaded to wrong directory [arrow] via GitHub
  • Re: [I] [CI] R nightlies still being uploaded to wrong directory [arrow] via GitHub
• [I] [CI] Stale issues bot only looks at 30 issues at a time [arrow] via GitHub
  • Re: [I] [CI] Stale issues bot only looks at 30 issues at a time [arrow] via GitHub
• [I] [R] Warning on tests due to using deprecated stringr version [arrow] via GitHub
  • Re: [I] [R] stringr argument deprecation - add binding for `stringr::str_ilike()` and remove `ignore_case` argument for `stringr::str_like()` [arrow] via GitHub
• [I] Remove gnu11 c_std from Meson configuration [arrow] via GitHub
  • Re: [I] [C++] Remove gnu11 c_std from Meson configuration [arrow] via GitHub
• Re: [I] pq.read_table("parquet files path", memory_map=True) still consume large memory space(200G file cost 200G memory and slow) [arrow] via GitHub
• [I] [C++][Float16] Enhance Arrow’s comparison logic to produce more meaningful Float16 comparison results [arrow] via GitHub
  • Re: [I] [C++][Float16] Enhance Arrow’s comparison logic to produce more meaningful Float16 comparison results [arrow] via GitHub
• [I] [C++][Flight SQL ODBC] Convert `main.cc` to proper google tests [arrow] via GitHub
• [I] [C++][Flight SQL ODBC] Replace `tm` with stdlib chrono/date [arrow] via GitHub
• [I] [C++][Flight SQL ODBC] Replace `IsComplexType` with `is_nested` from type_traits.h [arrow] via GitHub
• [I] [C++][Flight SQL ODBC] Move class definitions to a `type_fwd.h` file [arrow] via GitHub
• [I] [C++][Flight SQL ODBC] Switch `boost::algorithm` usages to alternatives [arrow] via GitHub
• Re: [I] [Python] Seek to end (seek(0, 2)) doesn't work with file from Google Cloud Storage [arrow] via GitHub
• Re: [I] [C++] Dataset filtering with `<` behaving incorrectly on uint16 column in Parquet file written by parquet-go but not parquet-cpp [arrow] via GitHub
  • Re: [I] [C++] Dataset filtering with `<` behaving incorrectly on uint16 column in Parquet file written by parquet-go but not parquet-cpp [arrow] via GitHub
• [I] Ensure options and config.h are aligned with Meson configuration [arrow] via GitHub
  • Re: [I] Ensure options and config.h are aligned with Meson configuration [arrow] via GitHub
• [I] Removal of vctrs partial type support [arrow-nanoarrow] via GitHub
  • Re: [I] Removal of vctrs partial type support [arrow-nanoarrow] via GitHub
• [I] [C++][Parquet] Use more accurate data length estimate when decoding PLAIN BYTE_ARRAY data [arrow] via GitHub
  • Re: [I] [C++][Parquet] Use more accurate data length estimate when decoding PLAIN BYTE_ARRAY data [arrow] via GitHub
• [I] [Python] scanner(fragment_readahead=0).to_table() hangs indefinitely. [arrow] via GitHub
• [I] [Release][R] Validate the R binary URLs during release verification [arrow] via GitHub
  • Re: [I] [Release][R] Validate the R binary URLs during release verification [arrow] via GitHub
• [I] [CI][C++] Build error in "AMD64 Debian C++23" appears as successful [arrow] via GitHub
• [I] [CI][IPC] Fuzz files in wrong testing directory [arrow] via GitHub
  • Re: [I] [CI][IPC] Fuzz files in wrong testing directory [arrow] via GitHub
• [I] [CI] Migrate open usage questions to GitHub discussions and remove job to close stale usage questions [arrow] via GitHub
• [I] [C++][Parquet][IPC] Use capped memory pool when fuzzing [arrow] via GitHub
  • Re: [I] [C++][Parquet][IPC] Use capped memory pool when fuzzing [arrow] via GitHub
• [I] [Release][R] Add verification of R binaries to release process verification script [arrow] via GitHub
• [I] [Python] Remove deprecated Array.format [arrow] via GitHub
  • Re: [I] [Python] Remove deprecated Array.format [arrow] via GitHub
• Re: [I] [Python][Parquet] Enable usage of external key material and rotation for encryption keys in PyArrow [arrow] via GitHub
• [I] StringView not supported in IPC reader or writer [arrow-nanoarrow] via GitHub
• [I] [R][CI] Typo in nightlies directory path [arrow] via GitHub
  • Re: [I] [R][CI] Typo in nightlies directory path [arrow] via GitHub
• [I] python(dbapi): support closing connection with unclosed cursors [arrow-adbc] via GitHub
  • Re: [I] python/adbc_driver_manager: support closing connection with unclosed cursors [arrow-adbc] via GitHub
• [I] [Python][Parquet] Expose new parquet::WriterProperties::max_rows_per_page(int64_t max_rows) [arrow] via GitHub
  • Re: [I] [Python][Parquet] Expose new WriterProperties::max_rows_per_page to Python bindings [arrow] via GitHub
• [I] [Python][Docs] Add missing `{pyarrow,compute}` functions to API docs [arrow] via GitHub
  • Re: [I] [Python][Docs] Add missing `{pyarrow,compute}` functions to API docs [arrow] via GitHub
• [I] Arrow test 'arrow-utility-test' contains heap-buffer-overflow error [arrow] via GitHub
• [I] Why no bulk Arrow→Parquet write API in Java? How to avoid row-by-row RecordConsumer + optimize? [arrow-java] via GitHub
  • Re: [I] Why no bulk Arrow→Parquet write API in Java? How to avoid row-by-row RecordConsumer + optimize? [arrow-java] via GitHub
• [I] rust/driver/datafusion: using datafusion in async runtime [arrow-adbc] via GitHub
  • Re: [I] rust/driver/datafusion: using datafusion in async runtime [arrow-adbc] via GitHub
• [I] [C++][FlightSQL][ODBC] Replace boost::algorithm with alternatives [arrow] via GitHub
• [I] [C++] Use FetchContent for bundled c-ares [arrow] via GitHub
  • Re: [I] [C++] Use FetchContent for bundled c-ares [arrow] via GitHub
• [I] [C++][Parquet][CI] Read statistics and other metadata when fuzzing [arrow] via GitHub
  • Re: [I] [C++][Parquet][CI] Read statistics and other metadata when fuzzing [arrow] via GitHub
• [I] [Go][Parquet] Encryption/Decryption failures [arrow-go] via GitHub
• [I] arrow-integration test failing on both C++ and Rust repos w/ Go [arrow-go] via GitHub
  • Re: [I] arrow-integration test failing on both C++ and Rust repos w/ Go [arrow-go] via GitHub
• Re: [I] [C++] Implement GCS Support in Meson [arrow] via GitHub
• [I] ParquetFile.schema.to_arrow_schema() output is truncated with "(... N chars omitted)" for long lines [arrow] via GitHub
  • Re: [I] ParquetFile.schema.to_arrow_schema() output is truncated with "(... N chars omitted)" for long lines [arrow] via GitHub
• Re: [I] Document on Parquet to Arrow type mapping [arrow-go] via GitHub
• [I] [C++][FlightSQL][ODBC] Replace boost::optional with std::optional [arrow] via GitHub
  • Re: [I] [C++][FlightSQL][ODBC] Replace boost::optional with std::optional [arrow] via GitHub
• [I] [C++] [FlightSQL][ODBC]: Replace `ODBC` namespace with `namespace arrow::flight::sql::odbc` [arrow] via GitHub
• [I] Concat sliced REE out of order produces incorrect result [arrow-go] via GitHub
  • Re: [I] Concat sliced REE out of order produces incorrect result [arrow-go] via GitHub
• [I] Crash while using ProxyMemoryPool with IPC file format via RecordBatchFileReader [arrow] via GitHub
• [I] java: don't include binaries in JNI sources JAR [arrow-adbc] via GitHub
• [I] Typo in util_free_space.sh? [arrow] via GitHub
  • Re: [I] [CI] Typo in util_free_space.sh? [arrow] via GitHub
• [I] [Python][FlightRPC] GeneratorStream regression [arrow] via GitHub
  • Re: [I] [Python][FlightRPC] GeneratorStream regression [arrow] via GitHub
• [I] [C++] Move abseil dependency CMake build to FetchContent from ExternalProject [arrow] via GitHub
  • Re: [I] [C++] Use FetchContent for bundled Abseil [arrow] via GitHub
• [I] [C++][Acero] materializeColumn for boolean type overflow [arrow] via GitHub
• [I] c/driver/postgresql: support Materialize [arrow-adbc] via GitHub
• [I] Why no bulk Arrow→Parquet write API in Java? How to avoid row-by-row RecordConsumer + optimize? [arrow] via GitHub
• [I] [C++] [Flight SQL ODBC] Set Up Linux ODBC Driver Tests Against Dremio Docker [arrow] via GitHub
• [I] [R][Parquet] Error: Invalid: Invalid number of indices: 0 with `read_parquet` [arrow] via GitHub
  • Re: [I] [R][Parquet] Error: Invalid: Invalid number of indices: 0 with `read_parquet` [arrow] via GitHub
• [I] Calling `retain` on a closed ArrowBuf revives it, into an undefined state [arrow-java] via GitHub
• [I] [C++] Building preset ninja-debug-flight fails with `Must build Arrow statically to link Flight tests statically` [arrow] via GitHub
  • Re: [I] [C++] Building preset ninja-debug-flight fails with `Must build Arrow statically to link Flight tests statically` [arrow] via GitHub
• [I] Memory footprint of `from pyarrow import dataset` in version 21 onwards [arrow] via GitHub
• [I] [C++] MakeExecBatch would dereference null pointer when the input Datum is constructed from a Table [arrow] via GitHub
  • Re: [I] [C++] MakeExecBatch would dereference null pointer when the input Datum is constructed from a Table [arrow] via GitHub
• [I] `list_sort` [arrow] via GitHub
• [I] slow nanoarrow_array_stream to data.frame for strings; slow ALTREP materialization [arrow-nanoarrow] via GitHub
• [I] Rust: Unable to install adbc_core and adbc_datafusion (following docs): Compiler Error [arrow-adbc] via GitHub
  • Re: [I] Rust: Unable to install adbc_core and adbc_datafusion (following docs): Compiler Error [arrow-adbc] via GitHub
• [I] read_parquet is very slow, compared to nanoparquet::read_parquet [arrow] via GitHub
  • Re: [I] [R] Slow reading performance caused by `apply_arrow_r_metadata()` looping through all columns, including NULL ones [arrow] via GitHub
• [I] c/driver_manager: refactor searching/loading [arrow-adbc] via GitHub
• [I] [C++] [Flight SQL ODBC] Allow spaces while parsing Table Type [arrow] via GitHub
  • Re: [I] [C++] [Flight SQL ODBC] Allow spaces while parsing Table Type [arrow] via GitHub
• [I] [Docs][C++] Clarify "Exporting Tracing Information" section in OTel docs [arrow] via GitHub
  • Re: [I] [Docs][C++] Clarify "Exporting Tracing Information" section in OTel docs [arrow] via GitHub
• [I] /usr/lib64/girepository-1.0/Arrow-1.0.typelib from install of arrow2200-glib-libs-22.0.0-1.el9.x86_64 conflicts with file from package arrow2100-glib-libs-21.0.0-1.el9.x86_64 [arrow] via GitHub
  • Re: [I] [Packaging][GLib] /usr/lib64/girepository-1.0/Arrow-1.0.typelib from install of arrow2200-glib-libs-22.0.0-1.el9.x86_64 conflicts with file from package arrow2100-glib-libs-21.0.0-1.el9.x86_64 [arrow] via GitHub
• [I] ArrowBuffer allocates a multiple of 64 plus 8 bytes. [arrow-swift] via GitHub
• [I] c/driver_manager: can't load libraries that don't export `AdbcDriverInit` [arrow-adbc] via GitHub
  • Re: [I] c/driver_manager: can't load libraries that don't export `AdbcDriverInit` [arrow-adbc] via GitHub
• [I] dev/release: Failed to verify 21 RC0 on macOS on adbc-driver-manager-test test [arrow-adbc] via GitHub
  • Re: [I] dev/release: Failed to verify 21 RC0 on macOS on adbc-driver-manager-test test [arrow-adbc] via GitHub
• Re: [I] Occasional Integration test failure [arrow-js] via GitHub
• [I] [C++][Gandiva] Upgrade LLVM to 21 [arrow] via GitHub
• [I] [R][CI] R nightly upload workflow failing in pruning step [arrow] via GitHub
  • Re: [I] [R][CI] R nightly upload workflow failing in pruning step [arrow] via GitHub
• [I] Introduce UUID data type as a Extension Type (move from test) [arrow-java] via GitHub
  • Re: [I] Introduce UUID data type as a Extension Type (move from test) [arrow-java] via GitHub
• [I] [Python][Packaging] Failing musllinux wheels due to new image from quay.io [arrow] via GitHub
• [I] [C++][CGLib] Remove build_path being added to our generated files on build [arrow] via GitHub
  • Re: [I] [C++][GLib] Remove build_path being added to our generated files on build [arrow] via GitHub
• [I] Table.rename_columns() drops schema metadata [arrow] via GitHub
• [I] Using pandas Period in filters for parquet fails [arrow] via GitHub
• [I] Python Union tests may have buffer overrun [arrow-nanoarrow] via GitHub
  • Re: [I] Python Union tests may have buffer overrun [arrow-nanoarrow] via GitHub
• [I] [C++][C Data Interface] ImportRecordBatchReader fails with "Invalid or unsupported format string" [arrow] via GitHub
  • Re: [I] [C++][C Data Interface] ImportRecordBatchReader fails with "Invalid or unsupported format string" [arrow] via GitHub
• Re: [I] [Swift] Support `list` (Array) type [arrow-swift] via GitHub
• [I] [C++] Segmentation fault at `SparseUnionType` destructor when arrow.dll is unloaded [arrow] via GitHub
• [I] [C#] [DuckDb] Attaching multiple arrow streams without fully materialising [arrow-adbc] via GitHub
• [I] Support R package installation on musl (Alpine Linux) for CRAN checks [arrow] via GitHub

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