The returned connection object should not be used directly; instead it should be passed as an argument to the constructor of BatchServiceClient.
The optional options argument may be used to configure aspects of the returned BatchServiceConnection. 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"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-14 UTC."],[[["\u003cp\u003eThis webpage provides documentation for the Google Cloud Batch Service C++ client library, with the latest release candidate being version 2.37.0-rc and the current documented version being 2.12.0.\u003c/p\u003e\n"],["\u003cp\u003eThe content covers various versions of the Batch Service API, spanning from version 2.11.0 up to the latest release candidate, version 2.37.0-rc, as well as several intermediary versions.\u003c/p\u003e\n"],["\u003cp\u003eKey components of the Batch Service C++ library documented here include \u003ccode\u003eBatchServiceClient\u003c/code\u003e, \u003ccode\u003eBatchServiceConnection\u003c/code\u003e, \u003ccode\u003eBatchServiceConnectionIdempotencyPolicy\u003c/code\u003e, and related structs for configuring backoff, retry, polling, and idempotency policies.\u003c/p\u003e\n"],["\u003cp\u003eIt provides information on functions like \u003ccode\u003eMakeBatchServiceConnection\u003c/code\u003e which builds a BatchServiceConnection object, as well as, \u003ccode\u003eMakeDefaultBatchServiceConnectionIdempotencyPolicy\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eType aliases for retry policies, such as \u003ccode\u003eBatchServiceRetryPolicy\u003c/code\u003e, \u003ccode\u003eBatchServiceLimitedTimeRetryPolicy\u003c/code\u003e, and \u003ccode\u003eBatchServiceLimitedErrorCountRetryPolicy\u003c/code\u003e, are also defined to manage retries for failed operations, along with \u003ccode\u003eBatchServicePolicyOptionList\u003c/code\u003e to manage the options.\u003c/p\u003e\n"]]],[],null,["# Namespace google::cloud::batch_v1 (2.12.0)\n\nVersion 2.12.0keyboard_arrow_down\n\n- [2.42.0-rc (latest)](/cpp/docs/reference/batch/latest/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.41.0](/cpp/docs/reference/batch/2.41.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.40.0](/cpp/docs/reference/batch/2.40.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.39.0](/cpp/docs/reference/batch/2.39.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.38.0](/cpp/docs/reference/batch/2.38.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.37.0](/cpp/docs/reference/batch/2.37.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.36.0](/cpp/docs/reference/batch/2.36.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.35.0](/cpp/docs/reference/batch/2.35.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.34.0](/cpp/docs/reference/batch/2.34.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.33.0](/cpp/docs/reference/batch/2.33.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.32.0](/cpp/docs/reference/batch/2.32.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.31.0](/cpp/docs/reference/batch/2.31.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.30.0](/cpp/docs/reference/batch/2.30.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.29.0](/cpp/docs/reference/batch/2.29.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.28.0](/cpp/docs/reference/batch/2.28.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.27.0](/cpp/docs/reference/batch/2.27.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.26.0](/cpp/docs/reference/batch/2.26.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.25.1](/cpp/docs/reference/batch/2.25.1/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.24.0](/cpp/docs/reference/batch/2.24.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.23.0](/cpp/docs/reference/batch/2.23.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.22.1](/cpp/docs/reference/batch/2.22.1/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.21.0](/cpp/docs/reference/batch/2.21.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.20.0](/cpp/docs/reference/batch/2.20.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.19.0](/cpp/docs/reference/batch/2.19.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.18.0](/cpp/docs/reference/batch/2.18.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.17.0](/cpp/docs/reference/batch/2.17.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.16.0](/cpp/docs/reference/batch/2.16.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.15.1](/cpp/docs/reference/batch/2.15.1/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.14.0](/cpp/docs/reference/batch/2.14.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.13.0](/cpp/docs/reference/batch/2.13.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.12.0](/cpp/docs/reference/batch/2.12.0/namespacegoogle_1_1cloud_1_1batch__v1)\n- [2.11.0](/cpp/docs/reference/batch/2.11.0/namespacegoogle_1_1cloud_1_1batch__v1) \n\nClasses\n-------\n\n### [BatchServiceClient](/cpp/docs/reference/batch/2.12.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceClient)\n\nGoogle Batch Service.\n\n### [BatchServiceConnection](/cpp/docs/reference/batch/2.12.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnection)\n\nThe [`BatchServiceConnection`](/cpp/docs/reference/batch/2.12.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnection) object for [`BatchServiceClient`](/cpp/docs/reference/batch/2.12.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceClient).\n\n### [BatchServiceConnectionIdempotencyPolicy](/cpp/docs/reference/batch/2.12.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnectionIdempotencyPolicy)\n\nStructs\n-------\n\n### [BatchServiceBackoffPolicyOption](/cpp/docs/reference/batch/2.12.0/structgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceBackoffPolicyOption)\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### [BatchServiceConnectionIdempotencyPolicyOption](/cpp/docs/reference/batch/2.12.0/structgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnectionIdempotencyPolicyOption)\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### [BatchServicePollingPolicyOption](/cpp/docs/reference/batch/2.12.0/structgoogle_1_1cloud_1_1batch__v1_1_1BatchServicePollingPolicyOption)\n\nUse with [`google::cloud::Options`](https://cloud.google.com/cpp/docs/reference/common/latest/classgoogle_1_1cloud_1_1Options.html) to configure the long-running operations polling policy.\n\n### [BatchServiceRetryPolicyOption](/cpp/docs/reference/batch/2.12.0/structgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceRetryPolicyOption)\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### MakeBatchServiceConnection(Options)\n\nA factory function to construct an object of type [`BatchServiceConnection`](/cpp/docs/reference/batch/2.12.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnection). \nThe returned connection object should not be used directly; instead it should be passed as an argument to the constructor of [BatchServiceClient](/cpp/docs/reference/batch/2.12.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceClient).\n\nThe optional `options` argument may be used to configure aspects of the returned [`BatchServiceConnection`](/cpp/docs/reference/batch/2.12.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnection). 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::batch_v1::BatchServicePolicyOptionList`](/cpp/docs/reference/batch/2.12.0/namespacegoogle_1_1cloud_1_1batch__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### MakeDefaultBatchServiceConnectionIdempotencyPolicy()\n\nType Aliases\n------------\n\n### BatchServiceRetryPolicy\n\n**Alias Of** : `::google::cloud::internal::TraitBasedRetryPolicy\u003c batch_v1_internal::BatchServiceRetryTraits \u003e` \n\n### BatchServiceLimitedTimeRetryPolicy\n\n**Alias Of** : `::google::cloud::internal::LimitedTimeRetryPolicy\u003c batch_v1_internal::BatchServiceRetryTraits \u003e` \n\n### BatchServiceLimitedErrorCountRetryPolicy\n\n**Alias Of** : `::google::cloud::internal::LimitedErrorCountRetryPolicy\u003c batch_v1_internal::BatchServiceRetryTraits \u003e` \n\n### BatchServicePolicyOptionList\n\n**Alias Of** : `OptionList\u003c BatchServiceRetryPolicyOption, BatchServiceBackoffPolicyOption, BatchServicePollingPolicyOption, BatchServiceConnectionIdempotencyPolicyOption \u003e` \nThe options applicable to BatchService."]]