Release notes from beam

Beam 2.71.0 release

2026-01-22T15:22:30Z

We are happy to present the new 2.71.0 release of Beam.
This release includes both improvements and new functionality.

For more information on changes in 2.71.0, check out the detailed release notes.

I/Os

(Java) Elasticsearch 9 Support (#36491).
(Java) Upgraded HCatalogIO to Hive 4.0.1 (#32189).

New Features / Improvements

Support configuring Firestore database on ReadFn transforms (Java) (#36904).
(Python) Inference args are now allowed in most model handlers, except where they are explicitly/intentionally disallowed (#37093).

Bugfixes

Fixed FirestoreV1 Beam connectors allow configuring inconsistent project/database IDs between RPC requests and routing headers #36895 (Java) (#36895).
Logical type and coder registry are saved for pipelines in the case of default pickler. This fixes a side effect of switching to cloudpickle as default pickler in Beam 2.65.0 (Python) (#35738).

Known Issues

For the most up to date list of known issues, see https://github.com/apache/beam/blob/master/CHANGES.md

List of Contributors

According to git shortlog, the following people contributed to the 2.71.0 release. Thank you to all contributors!

Abacn, Ahmed Abualsaud, Amar3tto, Andrew Crites, apanich, Arun, Arun Pandian, assaf127, Chamikara Jayalath, CherisPatelInfocusp, Cheskel Twersky, Claire McGinty, Claude, Danny Mccormick, dependabot[bot], Derrick Williams, Egbert van der Wal, Evan Galpin, Ganesh, github-actions[bot], hekk-kaori-maeda, Jack Dingilian, Jack McCluskey, JayajP, Jiang Zhu, Kenneth Knowles, liferoad, M Junaid Shaukat, Nayan Mathur, Noah Stapp, Paco Avila, Radek Stankiewicz, Radosław Stankiewicz, Robert Stupp, Sam Whittle, Shunping Huang, Steven van Rossum, Suvrat Acharya, Tarun Annapareddy, tvalentyn, Utkarsh Parekh, Vitaly Terentyev, Xiaochu Liu, Yala Huang Feng, Yi Hu, Yu Watanabe, zhan7236

sdks/v2.71.0

2026-01-22T15:15:32Z

Tagging release

v2.71.0-RC3

2026-01-16T19:07:44Z

v2.71.0-RC3

sdks/v2.71.0-RC3

2026-01-16T19:07:44Z

Go SDK v2.71.0-RC3

v2.71.0-RC2

2026-01-14T20:40:08Z

v2.71.0-RC2

sdks/v2.71.0-RC2

2026-01-14T20:40:08Z

Go SDK v2.71.0-RC2

v2.71.0-RC1

2026-01-07T21:32:35Z

v2.71.0-RC1

v2.71.0-RC00

2026-01-07T13:52:39Z

Add nanosecond timestamp support for Storage write when writing Gener…

sdks/v2.71.0-RC1

2026-01-07T21:32:35Z

Go SDK v2.71.0-RC1

Beam 2.70.0 release

2025-12-18T03:40:51Z

We are happy to present the new 2.70.0 release of Beam.
This release includes both improvements and new functionality.
See the download page for this release.

For more information on changes in 2.70.0, check out the detailed release notes.

Highlights

Flink 1.20 support added (#32647).

New Features / Improvements

Python examples added for Milvus search enrichment handler on Beam Website
including jupyter notebook example (Python) (#36176).
Milvus sink I/O connector added (Python) (#36702).
Now Beam has full support for Milvus integration including Milvus enrichment and sink operations.

Breaking Changes

(Python) Some Python dependencies have been split out into extras. To ensure all previously installed dependencies are installed, when installing Beam you can pip install apache-beam[gcp,interactive,yaml,redis,hadoop,tfrecord], though most users will not need all of these extras (#34554).

Deprecations

(Python) Python 3.9 reached EOL in October 2025 and support for the language version has been removed. (#36665).

List of Contributors

According to git shortlog, the following people contributed to the 2.70.0 release. Thank you to all contributors!

Abdelrahman Ibrahim, Ahmed Abualsaud, Alex Chermenin, Andrew Crites, Arun Pandian, Celeste Zeng, Chamikara Jayalath, Chenzo, Claire McGinty, Danny McCormick, Derrick Williams, Dustin Rhodes, Enrique Calderon, Ian Liao, Jack McCluskey, Jessica Hsiao, Joey Tran, Karthik Talluri, Kenneth Knowles, Maciej Szwaja, Mehdi.D, Mohamed Awnallah, Praneet Nadella, Radek Stankiewicz, Radosław Stankiewicz, Reuven Lax, RuiLong J., S. Veyrié, Sam Whittle, Shunping Huang, Stephan Hoyer, Steven van Rossum, Tanu Sharma, Tarun Annapareddy, Tom Stepp, Valentyn Tymofieiev, Vitaly Terentyev, XQ Hu, Yi Hu, changliiu, claudevdm, fozzie15, kristynsmith, wolfchris-google