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@cyb70289 @pitrou
cyb70289 and pitrou ARROW-10263: [C++][Compute] Improve variance kernel numerical stability
f07a415 Oct 13, 2020
ARROW-10263: [C++][Compute] Improve variance kernel numerical stability 
Improve variance merging method to address stability issue when merging
short chunks with approximate mean value.

Improve reference variance accuracy by leveraging Kahan summation.

Closes #8437 from cyb70289/variance-stability

Authored-by: Yibo Cai <yibo.cai@arm.com>
Signed-off-by: Antoine Pitrou <antoine@python.org>
f07a415

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apidoc
ARROW-9197: [C++] Overhaul integer/floating point casting: vectorize …
Jun 22, 2020
build-support
ARROW-10256: [C++][Flight] Disable -Werror carefully
Oct 10, 2020
cmake_modules
ARROW-10206: [C++][Python][FlightRPC] Allow disabling server validation
Oct 9, 2020
examples
ARROW-10288: [C++] Fix compilation errors on 32-bit x86
Oct 12, 2020
src
ARROW-10263: [C++][Compute] Improve variance kernel numerical stability
Oct 13, 2020
submodules
PARQUET-1878: [C++] lz4 codec is not compatible with Hadoop Lz4Codec
Sep 22, 2020
thirdparty
ARROW-10068: [C++] Add bundled external project for aws-sdk-cpp
Oct 5, 2020
tools/parquet
ARROW-6309: [C++][Parquet] Stop needless static linking
Aug 22, 2019
.gitignore
ARROW-7590: [C++] Don't ignore managed files in thirdparty
Jan 17, 2020
Brewfile
ARROW-10068: [C++] Add bundled external project for aws-sdk-cpp
Oct 5, 2020
CHANGELOG_PARQUET.md
PARQUET-1427: [C++] Incorporate with build system, parquet target. Fix
Sep 27, 2018
CMakeLists.txt
ARROW-9414: [Packaging][deb][RPM] Enable S3
Oct 8, 2020
README.md
ARROW-7687: [C++] Fix dead links in README
Jan 27, 2020
valgrind.supp
ARROW-3701: [Gandiva] add op for decimal 128
Jan 8, 2019

README.md

Apache Arrow C++

This directory contains the code and build system for the Arrow C++ libraries, as well as for the C++ libraries for Apache Parquet.

Installation

See https://arrow.apache.org/install/ for the latest instructions how to install pre-compiled binary versions of the library.

Source Builds and Development

Please refer to our latest C++ Development Documentation.

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