Apache Arrow 14.0.2 Release

Published 18 Dec 2023
By The Apache Arrow PMC (pmc)

The Apache Arrow team is pleased to announce the 14.0.2 release. This is mostly a bugfix release that includes 33 resolved issues from 11 distinct contributors. See the Install Page to learn how to get the libraries for your platform.

The release notes below are not exhaustive and only expose selected highlights of the release. Other bugfixes and improvements have been made: we refer you to the complete changelog.

C++ notes

  • S3FileSystem: fix regression in deleting explicitly created sub-directories (GH-38618)


  • Fix performance regression in reading binary/string columns (GH-38432)
  • Fix regression in reading Parquet files in parallel (GH-38432)
  • Fix bug in reading valid Parquet files written with older versions (GH-38577)

Python notes

  • Delay initializing the S3 filesystem until first usage (instead on import) (GH-38364)
  • Fix segfault when PyArrow is imported at shutdown (GH-38626)
  • Fix potential deadlock when CSV reading errors out (GH-38676)