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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-14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 C++ client library, with version 2.37.0-rc being the latest release candidate and version 2.20.0 being the currently viewed documentation.\u003c/p\u003e\n"],["\u003cp\u003eThe content includes links to documentation for various versions of the library, ranging from 2.37.0-rc down to 2.11.0.\u003c/p\u003e\n"],["\u003cp\u003eKey classes covered in this documentation include \u003ccode\u003eBatchServiceClient\u003c/code\u003e and \u003ccode\u003eBatchServiceConnection\u003c/code\u003e, which are used for interacting with the Google Batch Service.\u003c/p\u003e\n"],["\u003cp\u003eThe documentation details various retry and backoff policies, such as \u003ccode\u003eBatchServiceLimitedErrorCountRetryPolicy\u003c/code\u003e and \u003ccode\u003eBatchServiceLimitedTimeRetryPolicy\u003c/code\u003e, which can be configured for the \u003ccode\u003eBatchServiceConnection\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eThe webpage also documents functions like \u003ccode\u003eMakeBatchServiceConnection\u003c/code\u003e, which is used to construct a \u003ccode\u003eBatchServiceConnection\u003c/code\u003e object, and \u003ccode\u003eMakeDefaultBatchServiceConnectionIdempotencyPolicy\u003c/code\u003e, to create a default policy.\u003c/p\u003e\n"]]],[],null,["# Namespace google::cloud::batch_v1 (2.20.0)\n\nVersion 2.20.0keyboard_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/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceClient)\n\nGoogle Batch Service.\n\n### [BatchServiceConnection](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnection)\n\nThe [`BatchServiceConnection`](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnection) object for [`BatchServiceClient`](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceClient).\n\n### [BatchServiceConnectionIdempotencyPolicy](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnectionIdempotencyPolicy)\n\n### [BatchServiceLimitedErrorCountRetryPolicy](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceLimitedErrorCountRetryPolicy)\n\nA retry policy for [`BatchServiceConnection`](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnection) based on counting errors.\n\n### [BatchServiceLimitedTimeRetryPolicy](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceLimitedTimeRetryPolicy)\n\nA retry policy for [`BatchServiceConnection`](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnection) based on elapsed time.\n\n### [BatchServiceRetryPolicy](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceRetryPolicy)\n\nThe retry policy for [`BatchServiceConnection`](/cpp/docs/reference/batch/2.20.0/classgoogle_1_1cloud_1_1batch__v1_1_1BatchServiceConnection).\n\nStructs\n-------\n\n### [BatchServiceBackoffPolicyOption](/cpp/docs/reference/batch/2.20.0/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/2.20.0/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/2.20.0/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/2.20.0/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/2.20.0/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/2.20.0/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/2.20.0/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/2.20.0/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### BatchServicePolicyOptionList\n\n**Alias Of** : `OptionList\u003c BatchServiceRetryPolicyOption, BatchServiceBackoffPolicyOption, BatchServicePollingPolicyOption, BatchServiceConnectionIdempotencyPolicyOption \u003e` \nThe options applicable to BatchService."]]
