[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@google-cloud/spanner (source)	^8.0.0 → ^9.0.0

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Release Notes

googleapis/google-cloud-node (@​google-cloud/spanner)

v9.1.0

Features

• spanner: Remove session pool and only use multiplexed sessions (#​9567) (dd43d94)
• test-utils: Add runtime detection predicates and cross-engine assertion helpers (#​9492) (f971bb5)
• tools: Add individual CLI flags for Bun monkey patches (#​9533) (a5eec89)

Bug Fixes

• spanner: Preserve query immutability and optimize trace config handling (#​9264) (db1b7ed)
• test-utils: Make google-test-utils a private workspace package (#​9525) (be25b6f)
• tools: Address follow-up review comments from #​9533 (#​9553) (901a99b)

Performance Improvements

• spanner: Cache OTel attribute objects in metrics tracer (#​9309) (244dc8a)
• spanner: Carry MetricsTracer on call context instead of global registry (#​9310) (cadb10a)
• spanner: Eliminate per-RPC regex operations in metrics layer (#​9308) (25b0486)
• spanner: Hoist AFE timing check to skip AFE metrics (#​9313) (4f56e9d)
• spanner: Optimize chunk processing, adopt resumable chunk queue, and add event-driven backpressure (#​9336) (3efbf66)
• spanner: Optimize prepareGapicRequest dispatch and eliminate deep cloning (#​9271) (9491cf2)
• spanner: Optimize request ID generation and counter management (#​9447) (7c87954)
• spanner: Single-pass protobuf value encoding in codec (#​9350) (5aab70c)
• spanner: Skip no-op release listener for queries on multiplexed sessions (#​9445) (bfa6bd9)

v9.0.0

⚠ BREAKING CHANGES

• Spanner: Update cloud-spanner to minimum Node version of 22 (#​9291)
• Spanner: upgrade OpenTelemetry to v2 (#​9329)

Features

• Spanner: Update cloud-spanner to minimum Node version of 22 (#​9291) (ecd5bfd)
• Spanner: Upgrade OpenTelemetry to v2 (#​9329) (ed3a44e)

Performance Improvements

• spanner: Bypass gRPC message interception in metrics interceptor (#​9306) (a44180d)
• spanner: Disable gRPC channelz by default (#​9320) (11c257b)
• spanner: Optimize codec.getType and reuse type singletons (#​9366) (1b1b411)
• spanner: Remove rest-parameter allocations in wrappedRequestFn (#​9365) (7085e03)
• spanner: Synchronous multiplexed session hand-off for non-stream callers (#​9362) (dbbc55c)

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[gemini-code-assist]

Code Review

This pull request updates the @google-cloud/spanner dependency from version ^8.0.0 to ^9.0.0 in the Node.js benchmark configuration files (benchmarks/latency-comparison/nodejs/package.json and benchmarks/nodejs/package.json). There are no review comments provided, so I have no feedback to offer.

[olavloite]

The PR updates '@google-cloud/spanner' to a new major version (v8 to v9) and the PR description contains 'BREAKING CHANGES' (including a minimum Node version requirement of 22 and an upgrade of OpenTelemetry to v2), which violates the auto-merge rules.

[olavloite]

The PR description explicitly contains 'BREAKING CHANGES' and details a major version upgrade from v8.0.0 to v9.0.0 of '@google-cloud/spanner'.

[olavloite]

This is a major version update (v8 to v9) and the PR description explicitly contains 'BREAKING CHANGES' (including a minimum Node version bump to 22), which violates the review rules.

[olavloite]

The PR contains a major version update (v8 to v9) and the PR description explicitly mentions 'BREAKING CHANGES' (minimum Node version of 22 and OpenTelemetry upgrade to v2), which violates the auto-merge rules.

[olavloite]

Major version update (v8 to v9) contains breaking changes explicitly mentioned in the release notes ('BREAKING CHANGES'). Major updates to dependencies are not allowed per review rules.

[olavloite]

Major version update from ^8.0.0 to ^9.0.0 is not allowed for this dependency, and the PR description explicitly lists breaking changes ('BREAKING CHANGES').

[olavloite]

This PR involves a major version update from v8 to v9 and the PR description explicitly lists breaking changes ('BREAKING CHANGES'), which violates the auto-merge rules.

[olavloite]

This is a major version update from v8.0.0 to v9.0.0 and the PR description explicitly contains breaking changes, which violates auto-merge rules.