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feat(bigquery): add opentelemetry W3C Trace Context to headers#12203

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ldetmer merged 2 commits intomainfrom
add-trace-headers
Mar 30, 2026
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feat(bigquery): add opentelemetry W3C Trace Context to headers#12203
ldetmer merged 2 commits intomainfrom
add-trace-headers

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@ldetmer ldetmer commented Mar 25, 2026 •
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This adds header value using OpenTelemetry's W3C Trace Context Propagation.

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Summary of Changes

Hello, 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 enhances the observability of BigQuery operations by integrating OpenTelemetry's W3C Trace Context propagation. By injecting trace and span IDs into HTTP request headers, it enables seamless end-to-end distributed tracing, which is crucial for monitoring and debugging complex service interactions involving BigQuery.

Highlights

  • OpenTelemetry W3C Trace Context Propagation: Implemented the propagation of OpenTelemetry W3C Trace Context into HTTP request headers for BigQuery telemetry, ensuring distributed traces are correctly linked across services.
  • New Test Case for Trace Context: Added a dedicated test case to validate that the W3C traceparent header is correctly set with the active span's trace and span IDs during HTTP requests.
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Code Review

This pull request implements W3C Trace Context propagation for HTTP requests within the HttpTracingRequestInitializer in the BigQuery telemetry module. This involves adding OpenTelemetry imports, injecting the trace context into outgoing HttpRequest headers, and a new unit test to verify this functionality. A review comment suggests an improvement to use a method reference (HttpHeaders::set) instead of a lambda for injecting the trace context, citing improved readability and adherence to the Google Java Style Guide.

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update to use httpheaders::set command
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Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
@ldetmer ldetmer marked this pull request as ready for review March 26, 2026 14:29
@ldetmer ldetmer requested review from a team as code owners March 26, 2026 14:29
@ldetmer ldetmer requested review from jinseopkim0 and lqiu96 March 26, 2026 14:30
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lqiu96 reviewed Mar 27, 2026
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...igquery/src/main/java/com/google/cloud/bigquery/telemetry/HttpTracingRequestInitializer.java
return;
}
// propagate the W3C Trace Context (traceID and spanID) from the active span in headers
W3CTraceContextPropagator.getInstance()
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IIUC, this is to ensure that the parent span's traceID and SpanID values are injected into the current span?

Or is this doing something different?

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@ldetmer ldetmer Mar 27, 2026 •
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no, this is just adding the traceID/spanID into a standard opentelemetry header for tracking purposes. See requirement here. Using the library ensures it pulls the current span from context and creates it following the W3C standard for header label/format.

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FYI Wes took a look and approved this implementation from a metric gathering standpoint

@ldetmer ldetmer requested review from a team, blakeli0 and lqiu96 March 27, 2026 18:59
@ldetmer ldetmer merged commit 965761a into main Mar 30, 2026
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@ldetmer ldetmer deleted the add-trace-headers branch March 30, 2026 16:14
@ldetmer ldetmer mentioned this pull request Mar 31, 2026
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diegomarquezp pushed a commit that referenced this pull request Apr 8, 2026
@release-please @chingor13
chore(main): release 1.83.0 (#12128)
a35f1c2 
🤖 I have created a release *beep* *boop*
---


<details><summary>1.83.0</summary>

##
[1.83.0](v1.82.0...v1.83.0)
(2026-04-07)


### Features

* [aiplatform] [Memorystore for Redis Cluster] Add support for
([0bd7666](0bd7666))
* [aiplatform] Add container_spec to Reasoning Engine public protos
([0bd7666](0bd7666))
* [aiplatform] Add container_spec to Reasoning Engine public protos
([0bd7666](0bd7666))
* [aiplatform] Add container_spec to Reasoning Engine public protos
([3ba3854](3ba3854))
* [aiplatform] Add container_spec to Reasoning Engine public protos
([3ba3854](3ba3854))
* [aiplatform] add evaluation metrics and autorater configuration to
([0bd7666](0bd7666))
* [backupdr] Adding new workload specific fields for AlloyDB
([6344cb0](6344cb0))
* [ces] update public libraries for CES v1
([6344cb0](6344cb0))
* [ces] update public libraries for CES v1beta
([0bd7666](0bd7666))
* [ces] update public libraries for CES v1beta
([0bd7666](0bd7666))
* [chat] Addition of Section and SectionItem APIs
([0bd7666](0bd7666))
* [chat] Support app authentication with admin-consent scopes for
([0bd7666](0bd7666))
* [databasecenter] A new value `SUB_RESOURCE_TYPE_READ_POOL` is
([6344cb0](6344cb0))
* [dataflow] Add Pausing/Yaml capabilities to public protos
([3ba3854](3ba3854))
* [dataflow] add sha256 field to Package proto
([0bd7666](0bd7666))
* [dataflow] add sha256 field to Package proto
([3ba3854](3ba3854))
* [dataform] add folders and teamFolders related changes to v1
([6344cb0](6344cb0))
* [datalineage] add configmanagement v1 module
([#12355](#12355))
([2def625](2def625))
* [datamanager] add INVALID_MERCHANT_ID to the ErrorReason enum for
([6344cb0](6344cb0))
* [dialogflow-cx] updated v3 dialogflow client libraries with
([6344cb0](6344cb0))
* [dialogflow] updated v2 dialogflow client libraries
([6344cb0](6344cb0))
* [dialogflow] updated v2beta1 dialogflow client libraries
([6344cb0](6344cb0))
* [dlp] added support for detecting key-value pairs in client
([e5e22ed](e5e22ed))
* [document-ai] Added a fields for image and table annotation output
([0bd7666](0bd7666))
* [geocode] new module for geocode
([#12343](#12343))
([474efb1](474efb1))
* [netapp] Add ONTAP passthrough APIs
([6344cb0](6344cb0))
* [network-security] Publish proto definitions for AuthzPolicy,
([6344cb0](6344cb0))
* [redis-cluster] [Memorystore for Redis Cluster] Add support for
([0bd7666](0bd7666))
* [redis-cluster] [Memorystore for Redis Cluster] Add support for
([3ba3854](3ba3854))
* [redis-cluster] [Memorystore for Redis Cluster] Add support for
([3ba3854](3ba3854))
* [securesourcemanager] Add CustomHostConfig to configure custom
([6344cb0](6344cb0))
* [storage] populate the `persisted_data_checksums` field with
([e5e22ed](e5e22ed))
* [texttospeech] Support safety settings for Gemini voices and
([0bd7666](0bd7666))
* [texttospeech] Support safety settings for Gemini voices and
([0bd7666](0bd7666))
* [texttospeech] Support safety settings for Gemini voices and
([0bd7666](0bd7666))
* [texttospeech] Support safety settings for Gemini voices and
([0bd7666](0bd7666))
* [translate] A new field `mime_type` is added to message
([e5e22ed](e5e22ed))
* [valkey] [Memorystore for Valkey] Add support for Flexible CA
([0bd7666](0bd7666))
* [valkey] [Memorystore for Valkey] Add support for Flexible CA
([0bd7666](0bd7666))
* [valkey] [Memorystore for Valkey] Add support for Flexible CA
([3ba3854](3ba3854))
* Add getProjectId getter for ComputeEngineCredentials
([#1833](#1833))
([0a7895a](0a7895a))
* **bigguery:** add url.domain to span tracing
([#12208](#12208))
([6f79c2d](6f79c2d))
* **bigquery observability:** add version attribute to span tracing
([#12132](#12132))
([95c3eb8](95c3eb8))
* **bigquery:** add gcp.resource.destination.id for span tracing
([#12134](#12134))
([5f31ded](5f31ded))
* **bigquery:** add opentelemetry W3C Trace Context to headers
([#12203](#12203))
([965761a](965761a))
* **bigquery:** add resend attribute to span tracing + integration tests
([#12313](#12313))
([167722d](167722d))
* **bigquery:** add url.full attribute to span tracing
([#12176](#12176))
([7fdf9ff](7fdf9ff))
* **bigquery:** add url.template to span tracing
([#12181](#12181))
([30f8afb](30f8afb))
* **bigquery:** added error attributes to span tracing
([#12115](#12115))
([863d23b](863d23b))
* Extract resource name from unary requests for tracing
([#4159](#4159))
([23b16b7](23b16b7))
* **gapic-generator-java:** Extract resource name heuristicly
([#12207](#12207))
([f46480a](f46480a))
* **gax:** Actionable Errors Logging API Tracer
([#12202](#12202))
([8d23279](8d23279))
* **gax:** Add error attributes to golden signal metrics.
([#12564](#12564))
([063dfe5](063dfe5))
* **gax:** add utility for logging actionable errors
([#4144](#4144))
([54fb8a5](54fb8a5))
* **gax:** Implement trace context extraction and injection with
integration test
([#12625](#12625))
([6675310](6675310))
* **observability:** Implement gcp.client.service attribute
([#12315](#12315))
([e99812f](e99812f))
* **observability:** implement url.domain attribute
([#12316](#12316))
([0a865bf](0a865bf))
* **sdk-platform-java:** Add CompositeTracer and CompositeTracerFactory.
([#12321](#12321))
([4b5e8af](4b5e8af))
* Switch Eef metrics to using built in open telemetry
([#4385](#4385))
([759bb22](759bb22))


### Bug Fixes

* Add error attributes to logging
([#12685](#12685))
([a9198ee](a9198ee))
* **bq jdbc:** allow & ignore unknown parameters
([#12352](#12352))
([2332ff1](2332ff1))
* **bq jdbc:** ensure getMoreResults() always moves the cursor
([#12353](#12353))
([ac1f0f4](ac1f0f4))
* **ci:** consolidate duplicate yaml keys in github actions workflows
([#12306](#12306))
([f644a19](f644a19))
* Clean up attributes for traces and metrics
([#12677](#12677))
([914f97f](914f97f))
* fix getLong on NUMERIC
([#2420](#2420))
([75ec5c2](75ec5c2))
* **gax:** Implement lazy resource name evaluation in ApiTracerContext
([#12618](#12618))
([5e47749](5e47749))
* Handle null server address
([#12184](#12184))
([435dd8c](435dd8c))
* **hermetic-build:** do not add release please comments on vertexai
poms
([#12559](#12559))
([5e161a7](5e161a7))
* **o11y:** create noop tracer when artifact ID is not set
([#12307](#12307))
([630d83d](630d83d))
* **o11y:** do not record error.type in successful runs
([#12620](#12620))
([28eebf0](28eebf0))
* **o11y:** remove `gpc.client.language` attribute
([#12621](#12621))
([40d2e43](40d2e43))
* **oauth2:** mask sensitive tokens in HTTP logs
([#1900](#1900))
([3e4ccb7](3e4ccb7))
* **release:** add Version.java as extra files in release-please
([#12617](#12617))
([f5101d9](f5101d9))
* **spanner:** enforce READY-only location aware routing and add
endpoint lifecycle management
([ecb86fd](ecb86fd))
* **spanner:** enforce READY-only location aware routing and add
endpoint lifecycle management
([#12678](#12678))
([ca9edb9](ca9edb9))
* **spanner:** improve grpc-gcp affinity cleanup and location-aware
retries
([a157c2f](a157c2f))
* **spanner:** improve grpc-gcp affinity cleanup and location-aware
retries
([#12682](#12682))
([aca0428](aca0428))
* use dynamic tracer name instead of hardcoded gax-java
([#12190](#12190))
([dea24db](dea24db))


### Dependencies

* bump jackson version to 2.18.3
([#12351](#12351))
([50304c1](50304c1))
* update dependencies.txt for grpc-gcp to 1.9.2
([#4164](#4164))
([f336fdc](f336fdc))
* update dependency com.google.apis:google-api-services-storage to
v1-rev20260204-2.0.0
([#1750](#1750))
([340ecbe](340ecbe))
* update dependency com.google.apis:google-api-services-storage to
v1-rev20260204-2.0.0
([#3519](#3519))
([1531107](1531107))
* update dependency com.google.cloud:google-cloud-storage to v2.64.1
([#1752](#1752))
([8fb6935](8fb6935))
* update dependency com.google.cloud:sdk-platform-java-config to v3.58.0
([#1751](#1751))
([9cc3e22](9cc3e22))
* update dependency com.google.cloud:sdk-platform-java-config to v3.58.0
([#3523](#3523))
([26d772a](26d772a))
* update dependency node to v24
([#3509](#3509))
([f308477](f308477))
* update gcr.io/cloud-devrel-public-resources/storage-testbench docker
tag to v0.62.0
([#3526](#3526))
([ca29d5e](ca29d5e))
* update googleapis/sdk-platform-java action to v2.68.0
([#3522](#3522))
([abae1ac](abae1ac))


### Reverts

* ci: only run default list of graalvm tests if too many modules are
touched
([#12292](#12292))
([92bcdf4](92bcdf4))


### Documentation

* [dataplex] Change Dataplex library from `ALPHA` to `GA`
([6344cb0](6344cb0))
* [run] An existing repeated string field custom_audiences is marked
([015d9a1](015d9a1))
* **hermetic-build:** improve usability of development guide
([#12362](#12362))
([5944127](5944127))
</details>

---
This PR was generated with [Release
Please](https://github.com/googleapis/release-please). See
[documentation](https://github.com/googleapis/release-please#release-please).

Co-authored-by: chingor13 <chingor@google.com>
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@lqiu96 lqiu96 lqiu96 approved these changes

@jinseopkim0 jinseopkim0 Awaiting requested review from jinseopkim0

@blakeli0 blakeli0 Awaiting requested review from blakeli0

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