The returned connection object should not be used directly; instead it should be passed as an argument to the constructor ofTraceServiceClient.
The optionaloptionsargument may be used to configure aspects of the returnedTraceServiceConnection. Expected options are any of the types in the following option lists:
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-04 UTC."],[[["\u003cp\u003eThis webpage provides documentation for the Google Cloud C++ client library's Trace API, specifically focusing on version 2.15.1.\u003c/p\u003e\n"],["\u003cp\u003eThe latest release candidate for the Trace API is version 2.37.0-rc, with a list of previous versions going back to 2.11.0 also available for browsing.\u003c/p\u003e\n"],["\u003cp\u003eKey classes documented include \u003ccode\u003eTraceServiceClient\u003c/code\u003e, \u003ccode\u003eTraceServiceConnection\u003c/code\u003e, and related policy classes for retries and idempotency.\u003c/p\u003e\n"],["\u003cp\u003eThe documentation details a factory function, \u003ccode\u003eMakeTraceServiceConnection\u003c/code\u003e, used to construct a \u003ccode\u003eTraceServiceConnection\u003c/code\u003e object, which can be customized with various options.\u003c/p\u003e\n"],["\u003cp\u003eThe page defines several structs, such as \u003ccode\u003eTraceServiceBackoffPolicyOption\u003c/code\u003e, \u003ccode\u003eTraceServiceConnectionIdempotencyPolicyOption\u003c/code\u003e, \u003ccode\u003eTraceServiceRetryPolicyOption\u003c/code\u003e, and a type alias \u003ccode\u003eTraceServicePolicyOptionList\u003c/code\u003e.\u003c/p\u003e\n"]]],[],null,["# Namespace google::cloud::trace_v2 (2.15.1)\n\nVersion 2.15.1keyboard_arrow_down\n\n- [2.42.0-rc (latest)](/cpp/docs/reference/trace/latest/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.41.0](/cpp/docs/reference/trace/2.41.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.40.0](/cpp/docs/reference/trace/2.40.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.39.0](/cpp/docs/reference/trace/2.39.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.38.0](/cpp/docs/reference/trace/2.38.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.37.0](/cpp/docs/reference/trace/2.37.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.36.0](/cpp/docs/reference/trace/2.36.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.35.0](/cpp/docs/reference/trace/2.35.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.34.0](/cpp/docs/reference/trace/2.34.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.33.0](/cpp/docs/reference/trace/2.33.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.32.0](/cpp/docs/reference/trace/2.32.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.31.0](/cpp/docs/reference/trace/2.31.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.30.0](/cpp/docs/reference/trace/2.30.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.29.0](/cpp/docs/reference/trace/2.29.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.28.0](/cpp/docs/reference/trace/2.28.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.27.0](/cpp/docs/reference/trace/2.27.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.26.0](/cpp/docs/reference/trace/2.26.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.25.1](/cpp/docs/reference/trace/2.25.1/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.24.0](/cpp/docs/reference/trace/2.24.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.23.0](/cpp/docs/reference/trace/2.23.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.22.1](/cpp/docs/reference/trace/2.22.1/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.21.0](/cpp/docs/reference/trace/2.21.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.20.0](/cpp/docs/reference/trace/2.20.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.19.0](/cpp/docs/reference/trace/2.19.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.18.0](/cpp/docs/reference/trace/2.18.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.17.0](/cpp/docs/reference/trace/2.17.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.16.0](/cpp/docs/reference/trace/2.16.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.15.1](/cpp/docs/reference/trace/2.15.1/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.14.0](/cpp/docs/reference/trace/2.14.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.13.0](/cpp/docs/reference/trace/2.13.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.12.0](/cpp/docs/reference/trace/2.12.0/namespacegoogle_1_1cloud_1_1trace__v2)\n- [2.11.0](/cpp/docs/reference/trace/2.11.0/namespacegoogle_1_1cloud_1_1trace__v2) \n\nClasses\n-------\n\n### [TraceServiceClient](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceClient)\n\nService for collecting and viewing traces and spans within a trace.\n\n### [TraceServiceConnection](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceConnection)\n\nThe [`TraceServiceConnection`](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceConnection) object for [`TraceServiceClient`](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceClient).\n\n### [TraceServiceConnectionIdempotencyPolicy](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceConnectionIdempotencyPolicy)\n\n### [TraceServiceLimitedErrorCountRetryPolicy](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceLimitedErrorCountRetryPolicy)\n\nA retry policy for [`TraceServiceConnection`](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceConnection) based on counting errors.\n\n### [TraceServiceLimitedTimeRetryPolicy](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceLimitedTimeRetryPolicy)\n\nA retry policy for [`TraceServiceConnection`](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceConnection) based on elapsed time.\n\n### [TraceServiceRetryPolicy](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceRetryPolicy)\n\nThe retry policy for [`TraceServiceConnection`](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceConnection).\n\nStructs\n-------\n\n### [TraceServiceBackoffPolicyOption](/cpp/docs/reference/trace/2.15.1/structgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceBackoffPolicyOption)\n\nUse with [`google::cloud::Options`](https://cloud.google.com/cpp/docs/reference/common/latest/classgoogle_1_1cloud_1_1Options.html) to configure the backoff policy.\n\n### [TraceServiceConnectionIdempotencyPolicyOption](/cpp/docs/reference/trace/2.15.1/structgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceConnectionIdempotencyPolicyOption)\n\nUse with [`google::cloud::Options`](https://cloud.google.com/cpp/docs/reference/common/latest/classgoogle_1_1cloud_1_1Options.html) to configure which operations are retried.\n\n### [TraceServiceRetryPolicyOption](/cpp/docs/reference/trace/2.15.1/structgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceRetryPolicyOption)\n\nUse with [`google::cloud::Options`](https://cloud.google.com/cpp/docs/reference/common/latest/classgoogle_1_1cloud_1_1Options.html) to configure the retry policy.\n\nFunctions\n---------\n\n### MakeTraceServiceConnection(Options)\n\nA factory function to construct an object of type [`TraceServiceConnection`](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceConnection). \nThe returned connection object should not be used directly; instead it should be passed as an argument to the constructor of [TraceServiceClient](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceClient).\n\nThe optional `options` argument may be used to configure aspects of the returned [`TraceServiceConnection`](/cpp/docs/reference/trace/2.15.1/classgoogle_1_1cloud_1_1trace__v2_1_1TraceServiceConnection). Expected options are any of the types in the following option lists:\n\n- [`google::cloud::CommonOptionList`](https://cloud.google.com/cpp/docs/reference/common/latest/namespacegoogle_1_1cloud.html)\n- [`google::cloud::GrpcOptionList`](https://cloud.google.com/cpp/docs/reference/common/latest/namespacegoogle_1_1cloud.html)\n- [`google::cloud::UnifiedCredentialsOptionList`](https://cloud.google.com/cpp/docs/reference/common/latest/namespacegoogle_1_1cloud.html)\n- [`google::cloud::trace_v2::TraceServicePolicyOptionList`](/cpp/docs/reference/trace/2.15.1/namespacegoogle_1_1cloud_1_1trace__v2)\n\n| **Note:** Unexpected options will be ignored. To log unexpected options instead, set `GOOGLE_CLOUD_CPP_ENABLE_CLOG=yes` in the environment.\n\n### MakeDefaultTraceServiceConnectionIdempotencyPolicy()\n\nType Aliases\n------------\n\n### TraceServicePolicyOptionList\n\n**Alias Of** : `OptionList\u003c TraceServiceRetryPolicyOption, TraceServiceBackoffPolicyOption, TraceServiceConnectionIdempotencyPolicyOption \u003e` \nThe options applicable to TraceService."]]
