Messages by Date
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2026/04/27
[I] [CI][Packaging][GLib] Debian forky Linux Packages fail building Arrow CGLib [arrow]
via GitHub
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2026/04/27
[I] String columns come back as `Utf8` even when cardinality is tiny — is that expected? [arrow-adbc]
via GitHub
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2026/04/27
Re: [I] remove deprecated is std::is_trivial [arrow]
via GitHub
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2026/04/27
[I] [JDBC] Statement.execute(String) can leak server prepared-statement handles when reused [arrow-java]
via GitHub
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2026/04/27
Re: [I] [R][Parquet] dictionary_pagesize_limit not exposed in R [arrow]
via GitHub
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2026/04/27
Re: [I] [C++] Refactor Substrait ToProto/FromProto to visitor pattern [arrow]
via GitHub
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2026/04/27
Re: [I] [C++] Relax/implement constraints on field metadata when converting Acero to Substrait [arrow]
via GitHub
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2026/04/27
Re: [I] [C++] Infer project nodes lazily to avoid unnecessary chains when consuming Substrait [arrow]
via GitHub
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2026/04/27
[I] remove deprecated is std::is_trivial [arrow]
via GitHub
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2026/04/27
[I] Convert a ListScalar of StructScalar to numpy.recarray [arrow]
via GitHub
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2026/04/27
[I] [C++][Python] Allow an ExtensionType to register or implement custom casts [arrow]
via GitHub
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2026/04/26
Re: [I] Allow read_csv invalid_row_handler to allow it to fix the row [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Optimize Compact() of DictionaryArray for the dictionary of which only a slice is used [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Compute] Improve memory efficiency in Grouper [arrow]
via GitHub
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2026/04/26
Re: [I] Slow reading of partitioned parquet files from S3 [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Gandiva] Add RepeatStr [arrow]
via GitHub
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2026/04/26
Re: [I] [R] to_arrow() on db connection should hold reference to con [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add cast from decimal to string and back [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Typos/copy-paste mistakes in Substrait API docstrings [arrow]
via GitHub
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2026/04/26
Re: [I] [Python][Parquet] Support wiriting decimals as integers [arrow]
via GitHub
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2026/04/26
Re: [I] [Integration] Track Rust-allocated memory [arrow]
via GitHub
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2026/04/26
Re: [I] add support for Fabric OneLake, it is already supported by Delta_rs [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Update t-digest implementation [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Python] Remove integer compatibility for trunc, floor and ceil [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Add Way to Track and Expose User Defined Functions [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add support for system static RE2 [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Improve adjoin_as_list for struct types [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Integration] Install executables for integration test and use it [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Parquet] Support `num_distinct_value` in Statistics [arrow]
via GitHub
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2026/04/26
Re: [I] [CI][C++] Should we run IWYU check as CI [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Improve test coverage of dataset option plumbing [arrow]
via GitHub
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2026/04/26
Re: [I] Memory leak using pyarrow.Table and to_pandas method [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Enable alignment checks in UBSAN [arrow]
via GitHub
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2026/04/26
Re: [I] [CI] Refactor ccache steps into reusable action [arrow]
via GitHub
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2026/04/26
Re: [I] Add a type alias for `pa.dictionary(pa.int32(), pa.string())` [arrow]
via GitHub
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2026/04/26
Re: [I] Update Cookbooks for 24.0.0 [arrow-cookbook]
via GitHub
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2026/04/26
Re: [I] [C++] Add run-end-encoding benchmark [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Dev] JNI code is not linted/formatted [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Python] Parity between `Dataset`, `Table`, and `Scanner` methods which load data: `sort_by`, `join`. [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Gandiva] Support function for round with rounding modes [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Implement "mode" kernel for string (binary) types [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Improve the performance of the binary round kernel [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Bindings for list_element and list_slice [arrow]
via GitHub
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2026/04/26
Re: [I] [Packaging][Release] Use Debian/RPM type Artifactory repositories instead of General type Artifactory repository [arrow]
via GitHub
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2026/04/26
Re: [I] [Format] archery lint for cmake should show error details [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Non-deterministic FetchNode [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Accumulation for segmented aggregation [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add support for SingularOrList expressions from Substrait [arrow]
via GitHub
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2026/04/26
Re: [I] [Dev] Add script to keep artifactory mirror of bundled dependencies in sync [arrow]
via GitHub
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2026/04/26
Re: [I] [Dev][Release] Add all bundled dependencies to artifactory mirror [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Published new library panda-apache [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add decimal support for binary round kernel [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Expose nested function registries [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Python] Custom streaming data providers in {{run_query}} [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Provide enum reflection utility [arrow]
via GitHub
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2026/04/26
Re: [I] Change the way how arrow reads IPC buffered files [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add validation to ExecBatch [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Simplify ExecNode contract by removing the concept of "node finished" [arrow]
via GitHub
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2026/04/26
Re: [I] [Python][C++] Add ability for python to specify sink node when running Substrait [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Documentation for threading could be improved [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add arrow::compute::Expression::Equals option that does not compare kernels [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Add pa.tuple_ DataType [arrow]
via GitHub
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2026/04/26
Re: [I] [Dev] Disable review label bot on closed/merged PRs [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] pyarrow.compute.Expression is in datasets API instead of compute API [arrow]
via GitHub
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2026/04/26
Re: [I] [Docs] Create a "New Committer Guide" [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Check for duplicate buffers in IPC writer [arrow]
via GitHub
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2026/04/26
Re: [I] [PYTHON] Add `nan_count` to `RowGroupMetaData` [arrow]
via GitHub
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2026/04/26
Re: [I] [Packaging][Release] Reduce disk requirements for linux packaging jobs [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Support linking to libcurl statically [arrow]
via GitHub
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2026/04/26
Re: [I] [Docs][C++] Add warning to the "Building on Windows" documentation for the Arrow C++ libraries about potential MSVC Runtime compatibility issues with `Debug` builds [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Simplify "FileFormat options" vs. "Fragment scan/write options" [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Expose gRPC cancel to FlightStreamWriter [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] `flight.Location(Location)` should be a no-op [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Gandiva] Support function for current timestamp [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Expand test coverage for FieldPath and FieldRef Get/Find methods [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Parquet] Decoder: support more DecodeArrow with nulls for `DeltaBitPack` and other decoder [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Python] Allow utf8_slice_codeunits to support default start value of None to support strings of different length [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Gandiva] Support function for average [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Should all vendored libraries be in private namespaces? [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Optimize ordered aggregation [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Modernize error handling [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][FlightRPC] Flight SQL: make it easier for servers to handle unrecognized messages [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add ToStringExtra to scan2 node. [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Simplified header/inclusion in Acero substrait consumer introduced by segmented aggregation [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Create feature to read in specific nested columns in Newline-delimited JSON file [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] ExtensionArray.__getitem__ is not called if called from StructArray [arrow]
via GitHub
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2026/04/26
Re: [I] Cast kernel between int32, date and string for partition columns [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Recognize and unwrap fsspec's ArrowFSWrapper in IO functions [arrow]
via GitHub
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2026/04/26
Re: [I] [Compute] Output preallocation for kernels producing structs [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Printing unicode characters can be confusing [arrow]
via GitHub
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2026/04/26
Re: [I] [R][Docs] Improve docs for read_csv_arrow's usage [arrow]
via GitHub
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2026/04/26
Re: [I] [Java][Doc] Documentation for Java Substrait Consumer [arrow]
via GitHub
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2026/04/26
Re: [I] Support separate null_values per column in pyarrow.csv.ConvertOptions [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add ability to test if an expression is bound to a given schema / registry [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Parquet] Parquet Fuzzing Enhancement [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Pass function registry to dataset operations [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Parallel asof join node [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Compute lagged or leading values [arrow]
via GitHub
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2026/04/26
Re: [I] [CI] Use artifactory mirror for bundled dependencies in CI job [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Iteratively fix memory pool passdown and enable memory benchmarks [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Support making FieldRef from integer [arrow]
via GitHub
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2026/04/26
Re: [I] [Python][Packaging] Simplify Numpy resolution on python/requirements-wheel-test.txt [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Support nested references as segment ids [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Use BUILD_TESTING=OFF for abseil-cpp [arrow]
via GitHub
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2026/04/26
Re: [I] Provide a `BinaryBuilder::AppendValues(const std::vector<std::vector<uint8_t>>&)` overload [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Use input pre-sortedness to create concatenated sorted table [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Provide a way to specify the type of a subset of columns for from_pandas [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Stabilize Parquet ArrowReaderProperties [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Hook up cancellation to exec plan [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Datasets API interface improvements [arrow]
via GitHub
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2026/04/26
Re: [I] [Parquet][C++] Accelerate bit-packing decoding with AVX-512 [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Implement casting to dictionary type (dictionary_encode as a cast) [arrow]
via GitHub
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2026/04/26
Re: [I] PrettyPrint Improvements [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Python] Allow an ExtensionType to register or implement custom casts [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Always use optimization flags for SIMD related codes [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add read/write optimization for pyarrow.fs.S3FileSystem [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Change the base directory for PyArrow CPP header files [arrow]
via GitHub
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2026/04/26
Re: [I] Built-in GRPC health checks in FlightServerBase [arrow]
via GitHub
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2026/04/26
Re: [I] Add Intel®-IAA/QPL-based Parquet RLE Decode [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Dataset writer API papercuts [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Compute] Support KEEP_NULL option for compute::Filter [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Slash character in partition value handling in Directory and filename partitioning [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Update Arrow for R cheatsheet to include GCS [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Allow custom reader/writer implementation for arrow dataset read/write path [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Docs] Add examples of Parquet TypedColumnWriter to user guide [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][R][Python] Use ISO 8601 in character representations of timestamps? [arrow]
via GitHub
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2026/04/26
Re: [I] [R] GCS/S3 Improvements [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Python] Optimize aggregate functions to work with batches. [arrow]
via GitHub
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2026/04/26
Re: [I] Misleading message when loading parquet data with invalid null data [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Substrait consumer should reject plans containing options that it doesn't recognize [arrow]
via GitHub
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2026/04/26
Re: [I] [R] read_csv_arrow() Improvements [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Consider dictionary arrays for special fragment fields [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add nightly test that uses an older version of protoc [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Simultaneous read-write operations causing file corruption. [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Implement arithmetic kernels on List(number) [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Acero buffer alignment [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Provide more informative error when (CSV/JSON) parsing fails [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Vector kernel for "intersecting" two arrays (all common elements) [arrow]
via GitHub
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2026/04/26
Re: [I] Dictionary Style array for Keywords or Tags [arrow]
via GitHub
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2026/04/26
Re: [I] Implement zip() [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Gandiva] Add parser frontend for Gandiva [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add ScanOptions to support projection and filter in ToProto Read [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Acero] Window Functions add helper classes for frame calculation [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add opaque device id identification to InputStream [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Gandiva] Support int64 seed for udf random. [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Expose jemalloc statistics for logging [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Streamline some C++ calls [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Parquet] Support Decimal from Int32/Int64 in StatisticsAsScalars [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Add binding for random() function [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Document asof join [arrow]
via GitHub
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2026/04/26
Re: [I] [Dev] PR title check linter checkes "[COMPONENT]" existence [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Add optional "always_transfer" parameter to MakeTransferredGenerator [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Order-aware non-sink Fetch Node [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Raise IndexError when pa.Schema.get_field_index fails [arrow]
via GitHub
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2026/04/26
Re: [I] Relax / extend type checking for pyarrow array creation [arrow]
via GitHub
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2026/04/26
Re: [I] [R] Refactor build_expr and eval_array_expression to remove special casing [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Refactor string matching kernel to be usable outside of compute [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] FieldRef::FindAll/FindOne(DataType) improve error [arrow]
via GitHub
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2026/04/26
Re: [I] UnionArray.type_codes is never null [arrow]
via GitHub
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2026/04/26
Re: [I] [Dev] Refactor custom cmake functions into proper modules [arrow]
via GitHub
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2026/04/26
[I] Update Cookbooks for 24.0.0 [arrow-cookbook]
via GitHub
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2026/04/26
Re: [I] java/driver/jni: implement executePartitioned [arrow-adbc]
via GitHub
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2026/04/26
[I] ci: eliminate use of `cmd` in workflows [arrow-adbc]
via GitHub
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2026/04/26
Re: [I] java: extend bulk ingest API [arrow-adbc]
via GitHub
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2026/04/26
Re: [I] [CI][C++] Is `test-ubuntu-22.04-cpp-20` still useful? [arrow]
via GitHub
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2026/04/26
Re: [I] java/driver/jni: bind getParameterSchema [arrow-adbc]
via GitHub
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2026/04/26
[I] [R] Failing tests on Winbuilder due to missing tzdata [arrow]
via GitHub
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2026/04/26
[I] [R] Missing R libarrow binary for linux-arm64 [arrow]
via GitHub
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2026/04/26
[I] Cleanup VariantValue, decimal16 and SqlDecimal [arrow-dotnet]
via GitHub
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2026/04/26
Re: [I] [C++] Remove boost dependency with thrift [arrow]
via GitHub
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2026/04/26
Re: [I] [Python] Add type-stubs for pyarrow [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Expand Python-UDF support to Arrow Substrait [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][Gandiva] Implement hive functions encode and decode [arrow]
via GitHub
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2026/04/26
Re: [I] [C++] Create macro-benchmarks of file format readers [arrow]
via GitHub
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2026/04/26
Re: [I] [C++][GANDIVA] Implement convert_from for numeric types [arrow]
via GitHub
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2026/04/25
Re: [I] [Gandiva][C++] Add a Secondary Cache to cache gandiva object code [arrow]
via GitHub
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2026/04/25
Re: [I] [C++] Function docs incorrectly list "numeric" as input types for some kernels that only accept floating point [arrow]
via GitHub
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2026/04/25
Re: [I] Adding pushdown projection or filtering for ToProto Scan [arrow]
via GitHub
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2026/04/25
Re: [I] [C++] Unify approaches to attach schemas on record batches exiting Acero [arrow]
via GitHub
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2026/04/25
Re: [I] [Docs][C++] Add example of using ExternalProject_Add to use Arrow [arrow]
via GitHub
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2026/04/25
Re: [I] [C++][R][CI] homebrew-r-brew job always installs from apache/arrow master [arrow]
via GitHub
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2026/04/24
Re: [I] [R] `cast()` documented but not exported in NAMESPACE [arrow]
via GitHub
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2026/04/24
Re: [I] [Release Verification Script] Verification fails during keys download [arrow-go]
via GitHub
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2026/04/24
Re: [I] [CI][conda] don't build pyarrow in r-jobs [arrow]
via GitHub
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2026/04/24
Re: [I] Would it be possible to include cmake export targets in pyarrow wheel file? [arrow]
via GitHub
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2026/04/24
Re: [I] [Docs][Release] Update verification information for CentOS7 [arrow]
via GitHub
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2026/04/24
Re: [I] [Release] Use GitHub API token in download_rc_binaries.py where available [arrow]
via GitHub
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2026/04/24
Re: [I] [C++][Dataset] Optimize Parquet column projection for subset of nested field [arrow]
via GitHub
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2026/04/24
Re: [I] [Parquet] Support for writing binary column in stream writer in Parquet [arrow]
via GitHub
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2026/04/24
Re: [I] [Docs][Release] Add vcpkg-port update script to release magement guide [arrow]
via GitHub
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2026/04/24
Re: [I] [Python] Add cross tabulation for pyarrow.Table [arrow]
via GitHub
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2026/04/24
Re: [I] [Python] Add client CookieMiddleware to pyarrow [arrow]
via GitHub
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2026/04/24
Re: [I] [R] Make it more obvious how to read in a Parquet file with a different schema to the inferred one [arrow]
via GitHub
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2026/04/24
Re: [I] [Packaging][Conan] Add back ARROW_GCS to conanfile.py [arrow]
via GitHub
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2026/04/24
Re: [I] [C++] Allow Bazel to pass custom __DATE__, __TIME__, and __TIMESTAMP__ flags to Arrow's toolchain [arrow]
via GitHub
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2026/04/24
Re: [I] [Gandiva][Dev] Check version of OpenSSL for Gandiva [arrow]
via GitHub
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2026/04/24
Re: [I] [c++][compute]Is there any other way to use Join besides Acero? [arrow]
via GitHub
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2026/04/24
Re: [I] [Dev][CI] Add overview of all tasks (including passing) on crossbow dashboard [arrow]
via GitHub
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2026/04/24
Re: [I] [CI][Python][Conda] Can't load Gandiva on macOS [arrow]
via GitHub
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2026/04/24
Re: [I] [C++] Enable integrity check on S3 upload [arrow]
via GitHub