[VOTE] Release Candidate v10.0.0-rc.3

[lance-community]

Release Candidate: v10.0.0-rc.3

This is a release candidate for version 10.0.0-rc.3.

Release Information

• RC Tag: v10.0.0-rc.3
• Release Branch: release/v10.0
• Release Notes: https://github.com/lance-format/lance/releases/tag/v10.0.0-rc.3

Testing Instructions

Python

pip install --pre --extra-index-url https://pypi.fury.io/lance-format/pylance==10.0.0-rc.3

Java (Maven)

Add to your pom.xml:

<dependency>
  <groupId>org.lance</groupId>
  <artifactId>lance-core</artifactId>
  <version>10.0.0-rc.3</version>
</dependency>

Rust (Cargo)

Add to your Cargo.toml:

[dependencies]
lance = { version = "=10.0.0-rc.3", git = "https://github.com/lance-format/lance", tag = "v10.0.0-rc.3" }

Voting Instructions

Please test the RC artifacts and vote by commenting:

• +1 to approve
• 0 to abstain or neutral
• -1 if issues found (please include details)

Vote Duration: If there are enough binding votes and no vetoes, the vote will end at 2026-08-05 21:56:31 UTC (Pacific time: 2026-08-05 14:56:31 PDT).

Next Steps

• If approved: Approve RC using approve-rc workflow
• If issues found: Fix on release branch and create new RC using create-rc workflow

[geruh]

+1 (non-binding)

Verified in LanceDB w/ (clippy, rust tests, python tests).

[wjones127]

+1

[BubbleCal]

+1

[westonpace]

Hmm, something happened to random access perf recently. Until I narrow down the commit I'm not sure if it affects this RC or not.

[westonpace]

I'm struggling to reproduce. For now I'm comfortable voting +1 based on my attempts.

[Xuanwo]

Vote result: PASSED

The vote for v10.0.0-rc.3 has passed with three binding +1 votes and no binding -1 votes.

Binding +1 votes:

• @wjones127
• @BubbleCal
• @westonpace

Non-binding +1 vote:

• @geruh

Weston's earlier random-access performance concern could not be reproduced, and he subsequently voted +1.

Release result

• Stable release: https://github.com/lance-format/lance/releases/tag/v10.0.0
• Stable tag commit: 95f2f36b22043c3face00afe088c34e0742d01df
• release/v10.0 now points to 6e59a80ed6cbe95e173ada5adf8ffa2f201efb22 with version 10.0.1-beta.0 for the next patch cycle.

All release workflows completed successfully:

• Cargo / crates.io: https://github.com/lance-format/lance/actions/runs/31205837339
• Python / PyPI: https://github.com/lance-format/lance/actions/runs/31205837022
• Java / Maven Central: https://github.com/lance-format/lance/actions/runs/31205837018
• Protobuf / Buf: https://github.com/lance-format/lance/actions/runs/31205836934

Consumer registries were verified anonymously:

• All 25 versioned workspace crates are available on crates.io as 10.0.0, are not yanked, and their downloads are accessible.
• PyPI contains all six expected pylance==10.0.0 wheels, and each wheel is accessible.
• Maven Central serves the org.lance:lance-core:10.0.0 POM and JAR.
• Buf serves commit e25d1cf43824466aa09ab5eeb6e68860.

Thank you to everyone who tested and voted.