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 page provides documentation for the Google Cloud C++ client library's Trace API, covering versions from 2.12.0 up to the latest release candidate, 2.37.0-rc.\u003c/p\u003e\n"],["\u003cp\u003eThe documentation includes details on classes like \u003ccode\u003eTraceServiceClient\u003c/code\u003e and \u003ccode\u003eTraceServiceConnection\u003c/code\u003e, which facilitate the collection and viewing of traces and spans.\u003c/p\u003e\n"],["\u003cp\u003eIt details the structs and functions like \u003ccode\u003eMakeTraceServiceConnection\u003c/code\u003e to help users configure the service and use \u003ccode\u003eOptions\u003c/code\u003e to set retry and backoff policies.\u003c/p\u003e\n"],["\u003cp\u003eThe page lists various type aliases, such as \u003ccode\u003eTraceServiceRetryPolicy\u003c/code\u003e, \u003ccode\u003eTraceServiceLimitedTimeRetryPolicy\u003c/code\u003e, \u003ccode\u003eTraceServiceLimitedErrorCountRetryPolicy\u003c/code\u003e and \u003ccode\u003eTraceServicePolicyOptionList\u003c/code\u003e, which define the type of options available to configure the service.\u003c/p\u003e\n"]]],[],null,["# Namespace google::cloud::trace_v1 (2.12.0)\n\nVersion 2.12.0keyboard_arrow_down\n\n- [2.42.0-rc (latest)](/cpp/docs/reference/trace/latest/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.41.0](/cpp/docs/reference/trace/2.41.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.40.0](/cpp/docs/reference/trace/2.40.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.39.0](/cpp/docs/reference/trace/2.39.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.38.0](/cpp/docs/reference/trace/2.38.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.37.0](/cpp/docs/reference/trace/2.37.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.36.0](/cpp/docs/reference/trace/2.36.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.35.0](/cpp/docs/reference/trace/2.35.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.34.0](/cpp/docs/reference/trace/2.34.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.33.0](/cpp/docs/reference/trace/2.33.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.32.0](/cpp/docs/reference/trace/2.32.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.31.0](/cpp/docs/reference/trace/2.31.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.30.0](/cpp/docs/reference/trace/2.30.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.29.0](/cpp/docs/reference/trace/2.29.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.28.0](/cpp/docs/reference/trace/2.28.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.27.0](/cpp/docs/reference/trace/2.27.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.26.0](/cpp/docs/reference/trace/2.26.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.25.1](/cpp/docs/reference/trace/2.25.1/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.24.0](/cpp/docs/reference/trace/2.24.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.23.0](/cpp/docs/reference/trace/2.23.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.22.1](/cpp/docs/reference/trace/2.22.1/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.21.0](/cpp/docs/reference/trace/2.21.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.20.0](/cpp/docs/reference/trace/2.20.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.19.0](/cpp/docs/reference/trace/2.19.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.18.0](/cpp/docs/reference/trace/2.18.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.17.0](/cpp/docs/reference/trace/2.17.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.16.0](/cpp/docs/reference/trace/2.16.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.15.1](/cpp/docs/reference/trace/2.15.1/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.14.0](/cpp/docs/reference/trace/2.14.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.13.0](/cpp/docs/reference/trace/2.13.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.12.0](/cpp/docs/reference/trace/2.12.0/namespacegoogle_1_1cloud_1_1trace__v1)\n- [2.11.0](/cpp/docs/reference/trace/2.11.0/namespacegoogle_1_1cloud_1_1trace__v1) \n\nClasses\n-------\n\n### [TraceServiceClient](/cpp/docs/reference/trace/2.12.0/classgoogle_1_1cloud_1_1trace__v1_1_1TraceServiceClient)\n\nThis file describes an API for collecting and viewing traces and spans within a trace.\n\n### [TraceServiceConnection](/cpp/docs/reference/trace/2.12.0/classgoogle_1_1cloud_1_1trace__v1_1_1TraceServiceConnection)\n\nThe [`TraceServiceConnection`](/cpp/docs/reference/trace/2.12.0/classgoogle_1_1cloud_1_1trace__v1_1_1TraceServiceConnection) object for [`TraceServiceClient`](/cpp/docs/reference/trace/2.12.0/classgoogle_1_1cloud_1_1trace__v1_1_1TraceServiceClient).\n\n### [TraceServiceConnectionIdempotencyPolicy](/cpp/docs/reference/trace/2.12.0/classgoogle_1_1cloud_1_1trace__v1_1_1TraceServiceConnectionIdempotencyPolicy)\n\nStructs\n-------\n\n### [TraceServiceBackoffPolicyOption](/cpp/docs/reference/trace/2.12.0/structgoogle_1_1cloud_1_1trace__v1_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/2.12.0/structgoogle_1_1cloud_1_1trace__v1_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/2.12.0/structgoogle_1_1cloud_1_1trace__v1_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/2.12.0/classgoogle_1_1cloud_1_1trace__v1_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/2.12.0/classgoogle_1_1cloud_1_1trace__v1_1_1TraceServiceClient).\n\nThe optional `options` argument may be used to configure aspects of the returned [`TraceServiceConnection`](/cpp/docs/reference/trace/2.12.0/classgoogle_1_1cloud_1_1trace__v1_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_v1::TraceServicePolicyOptionList`](/cpp/docs/reference/trace/2.12.0/namespacegoogle_1_1cloud_1_1trace__v1)\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### TraceServiceRetryPolicy\n\n**Alias Of** : `::google::cloud::internal::TraitBasedRetryPolicy\u003c trace_v1_internal::TraceServiceRetryTraits \u003e` \n\n### TraceServiceLimitedTimeRetryPolicy\n\n**Alias Of** : `::google::cloud::internal::LimitedTimeRetryPolicy\u003c trace_v1_internal::TraceServiceRetryTraits \u003e` \n\n### TraceServiceLimitedErrorCountRetryPolicy\n\n**Alias Of** : `::google::cloud::internal::LimitedErrorCountRetryPolicy\u003c trace_v1_internal::TraceServiceRetryTraits \u003e` \n\n### TraceServicePolicyOptionList\n\n**Alias Of** : `OptionList\u003c TraceServiceRetryPolicyOption, TraceServiceBackoffPolicyOption, TraceServiceConnectionIdempotencyPolicyOption \u003e` \nThe options applicable to TraceService."]]