Milestone

• https://github.com/apache/orc/milestone/51

Full Changelog

• v2.2.0...v2.2.1

Bug Fixes

• ORC-1966: [C++] Fix ZSTD compress/decompress to propagate errors
• ORC-1967: [C++] Fix Windows build
• ORC-1968: Upgrade commons-cli to 1.10.0
• ORC-1972: Upgrade ORC Format to 1.1.1
• ORC-1973: [C++] Use int64_t instead of google::protobuf::int64 for Protobuf v22+
• ORC-1974: [C++] Use google::protobuf::TextFormat instead of DebugString for Protobuf v30+
• ORC-1977: Add Deprecated annotations for all deprecated APIs
• ORC-1979: Upgrade commons-csv to 1.14.1
• ORC-2007: Upgrade gson to 2.13.2
• ORC-2010: Use IANA Identifier America/Los_Angeles instead of US/Pacific in Java
• ORC-2011: [C++] Fix Timezone to support legacy US TimeZone identifiers
• ORC-2012: Remove US timezone workaround from Debian 13 Docker image

Test

• ORC-1921: Upgrade Hadoop to 3.4.2
• ORC-1964: [CI] Fix CI ubsan-test with GNU
• ORC-1970: [CI] Fix cpp-linter-action to use hash tag
• ORC-1978: Upgrade maven-enforcer-plugin to 3.6.1
• ORC-1980: Upgrade junit to 5.13.4
• ORC-1983: [C++] Upgrade gtest to 1.17.0
• ORC-1984: Add debian13 to docker tests, docs, and GitHub Action
• ORC-1987: Upgrade Spark to 4.0.1 in bench module
• ORC-1988: Upgrade Parquet to 1.16.0 in bench module
• ORC-1989: Upgrade Hive to 4.1.0 in bench module
• ORC-1995: Add MacOS 26 to GitHub Action CI and docs
• ORC-1996: Remove MacOS 13 from GitHub Action CI and docs
• ORC-1998: Use Java 25 instead of 25-ea
• ORC-1999: Upgrade Checkstyle to 11.0.1
• ORC-2003: Upgrade guava to 33.5.0-jre

Task

• MINOR: Clarify optional meson 1.3.0+ requirement in README.md