The returned connection object should not be used directly; instead it should be passed as an argument to the constructor ofCloudMemcacheClient.
The optionaloptionsargument may be used to configure aspects of the returnedCloudMemcacheConnection. 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 2025-09-09 UTC."],[[["\u003cp\u003eThis webpage provides documentation for the Google Cloud Memcache C++ client library, with the latest release candidate being version 2.37.0-rc and the current stable version being 2.26.0.\u003c/p\u003e\n"],["\u003cp\u003eThe documentation includes details on various classes like \u003ccode\u003eCloudMemcacheClient\u003c/code\u003e and \u003ccode\u003eCloudMemcacheConnection\u003c/code\u003e, which are used to interact with and manage Cloud Memorystore for Memcached instances.\u003c/p\u003e\n"],["\u003cp\u003eThe library provides a number of structs to help configure the service, such as \u003ccode\u003eCloudMemcacheBackoffPolicyOption\u003c/code\u003e, \u003ccode\u003eCloudMemcacheConnectionIdempotencyPolicyOption\u003c/code\u003e, \u003ccode\u003eCloudMemcachePollingPolicyOption\u003c/code\u003e and \u003ccode\u003eCloudMemcacheRetryPolicyOption\u003c/code\u003e, used to set up retry policies, polling, and other settings.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eMakeCloudMemcacheConnection\u003c/code\u003e function is used to create a \u003ccode\u003eCloudMemcacheConnection\u003c/code\u003e object, which can be customized using various options like \u003ccode\u003eCommonOptionList\u003c/code\u003e, \u003ccode\u003eGrpcOptionList\u003c/code\u003e, \u003ccode\u003eUnifiedCredentialsOptionList\u003c/code\u003e, and \u003ccode\u003eCloudMemcachePolicyOptionList\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eYou can get the default policy for idempotency, using \u003ccode\u003eMakeDefaultCloudMemcacheConnectionIdempotencyPolicy\u003c/code\u003e, which returns a \u003ccode\u003eCloudMemcacheConnectionIdempotencyPolicy\u003c/code\u003e object.\u003c/p\u003e\n"]]],[],null,["# Namespace google::cloud::memcache_v1 (2.26.0)\n\nVersion 2.26.0keyboard_arrow_down\n\n- [2.42.0-rc (latest)](/cpp/docs/reference/memcache/latest/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.41.0](/cpp/docs/reference/memcache/2.41.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.40.0](/cpp/docs/reference/memcache/2.40.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.39.0](/cpp/docs/reference/memcache/2.39.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.38.0](/cpp/docs/reference/memcache/2.38.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.37.0](/cpp/docs/reference/memcache/2.37.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.36.0](/cpp/docs/reference/memcache/2.36.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.35.0](/cpp/docs/reference/memcache/2.35.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.34.0](/cpp/docs/reference/memcache/2.34.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.33.0](/cpp/docs/reference/memcache/2.33.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.32.0](/cpp/docs/reference/memcache/2.32.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.31.0](/cpp/docs/reference/memcache/2.31.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.30.0](/cpp/docs/reference/memcache/2.30.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.29.0](/cpp/docs/reference/memcache/2.29.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.28.0](/cpp/docs/reference/memcache/2.28.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.27.0](/cpp/docs/reference/memcache/2.27.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.26.0](/cpp/docs/reference/memcache/2.26.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.25.1](/cpp/docs/reference/memcache/2.25.1/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.24.0](/cpp/docs/reference/memcache/2.24.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.23.0](/cpp/docs/reference/memcache/2.23.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.22.1](/cpp/docs/reference/memcache/2.22.1/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.21.0](/cpp/docs/reference/memcache/2.21.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.20.0](/cpp/docs/reference/memcache/2.20.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.19.0](/cpp/docs/reference/memcache/2.19.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.18.0](/cpp/docs/reference/memcache/2.18.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.17.0](/cpp/docs/reference/memcache/2.17.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.16.0](/cpp/docs/reference/memcache/2.16.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.15.1](/cpp/docs/reference/memcache/2.15.1/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.14.0](/cpp/docs/reference/memcache/2.14.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.13.0](/cpp/docs/reference/memcache/2.13.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.12.0](/cpp/docs/reference/memcache/2.12.0/namespacegoogle_1_1cloud_1_1memcache__v1)\n- [2.11.0](/cpp/docs/reference/memcache/2.11.0/namespacegoogle_1_1cloud_1_1memcache__v1) \n\nClasses\n-------\n\n### [CloudMemcacheClient](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheClient)\n\nConfigures and manages Cloud Memorystore for Memcached instances.\n\n### [CloudMemcacheConnection](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection)\n\nThe [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection) object for [`CloudMemcacheClient`](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheClient).\n\n### [CloudMemcacheConnectionIdempotencyPolicy](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnectionIdempotencyPolicy)\n\n### [CloudMemcacheLimitedErrorCountRetryPolicy](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheLimitedErrorCountRetryPolicy)\n\nA retry policy for [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection) based on counting errors.\n\n### [CloudMemcacheLimitedTimeRetryPolicy](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheLimitedTimeRetryPolicy)\n\nA retry policy for [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection) based on elapsed time.\n\n### [CloudMemcacheRetryPolicy](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheRetryPolicy)\n\nThe retry policy for [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection).\n\nStructs\n-------\n\n### [CloudMemcacheBackoffPolicyOption](/cpp/docs/reference/memcache/2.26.0/structgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheBackoffPolicyOption)\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### [CloudMemcacheConnectionIdempotencyPolicyOption](/cpp/docs/reference/memcache/2.26.0/structgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnectionIdempotencyPolicyOption)\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### [CloudMemcachePollingPolicyOption](/cpp/docs/reference/memcache/2.26.0/structgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcachePollingPolicyOption)\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### [CloudMemcacheRetryPolicyOption](/cpp/docs/reference/memcache/2.26.0/structgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheRetryPolicyOption)\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### MakeCloudMemcacheConnection(Options)\n\nA factory function to construct an object of type [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection). \nThe returned connection object should not be used directly; instead it should be passed as an argument to the constructor of [CloudMemcacheClient](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheClient).\n\nThe optional `options` argument may be used to configure aspects of the returned [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.26.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection). 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::memcache_v1::CloudMemcachePolicyOptionList`](about:invalid#zCSafez)\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### MakeDefaultCloudMemcacheConnectionIdempotencyPolicy()"]]