chore: librarian release pull request: 20260108T170449Z

[bhshkh]

PR created by the Librarian CLI to initialize a release. Merging this PR will auto trigger a release.

Librarian Version: v0.7.0
Language Image: us-central1-docker.pkg.dev/cloud-sdk-librarian-prod/images-prod/librarian-go@sha256:718167d5c23ed389b41f617b3a00ac839bdd938a6bd2d48ae0c2f1fa51ab1c3d

bigtable: 1.42.0

1.42.0 (2026-01-08)

Features

• add dynamic channel support (datastore: Support querying multiple kinds #2) (feat(bigtable): add dynamic channel support (#2) #13504) (65a3c4ec)

• add ip protocol for bigtable connection (feat(bigtable): add ip protocol for bigtable connection #13520) (6f86983e)

• add metrics exporter for outstandingrpcs and perconnectionerror count (feat(bigtable): add metrics exporter for outstandingrpcs and perconnectionerror count  #13510) (7f1b36ac)

• add client startup time metrics. (feat(bigtable): add client startup time metrics.  #13521) (8f90da38)

• introduce prime() method and load counting based on unary,streaming and ability to remove connection (feat(bigtable): introduce prime() method and load counting based on unary,streaming and ability to remove connection #13419) (c6773ceb)

Bug Fixes

• fix a nil pointer deference in remove connections when… (fix(bigtable): fix a nil pointer deference in remove connections when… #13535) (9d2ba82e)

[gemini-code-assist]

Summary of Changes

Hello @bhshkh, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request is an automated release PR, generated by the Librarian CLI, to publish version 1.42.0 of the bigtable module. It bundles significant enhancements related to connection management, observability through new metrics, and network configuration, alongside a critical bug fix. Merging this PR will automatically initiate the release process for the updated module.

Highlights

• Bigtable Module Release: The bigtable module has been updated to version 1.42.0, incorporating several new features and a bug fix.
• New Features: Version 1.42.0 introduces dynamic channel support, IP protocol configuration for Bigtable connections, new metrics exporters for outstanding RPCs and connection errors, client startup time metrics, and enhancements to connection management including a prime() method and load counting.
• Bug Fix: A nil pointer dereference in the connection removal logic has been addressed and fixed.

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[gemini-code-assist]

Code Review

This pull request is an automated release PR from Librarian to bump the version of the bigtable module to v1.42.0. The changes include updating the version in the state file, the Go source code, and adding the new release notes to the CHANGES.md file. The changes look correct for a release. I've added a few minor suggestions to improve the formatting and fix typos in the changelog for better readability.

[shollyman]

There's some reasonable grammar/spelling nits in the changelog, happy to reapprove if you decide to address them.