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 document provides C++ reference documentation for Google Cloud Memcache, spanning multiple versions, including the latest release candidate 2.37.0-rc and versions down to 2.11.0.\u003c/p\u003e\n"],["\u003cp\u003eThe documentation outlines several classes for interacting with Cloud Memorystore, such as \u003ccode\u003eCloudMemcacheClient\u003c/code\u003e and \u003ccode\u003eCloudMemcacheConnection\u003c/code\u003e, which are used to manage and configure instances.\u003c/p\u003e\n"],["\u003cp\u003eIt includes structures like \u003ccode\u003eCloudMemcacheBackoffPolicyOption\u003c/code\u003e and \u003ccode\u003eCloudMemcacheRetryPolicyOption\u003c/code\u003e, which are designed to configure retry and backoff policies using Google Cloud Options.\u003c/p\u003e\n"],["\u003cp\u003eThe document details the \u003ccode\u003eMakeCloudMemcacheConnection\u003c/code\u003e function, which creates a \u003ccode\u003eCloudMemcacheConnection\u003c/code\u003e object, taking into account various option lists 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\u003eThere is also a \u003ccode\u003eMakeDefaultCloudMemcacheConnectionIdempotencyPolicy()\u003c/code\u003e function, that returns an object of type \u003ccode\u003eCloudMemcacheConnectionIdempotencyPolicy\u003c/code\u003e.\u003c/p\u003e\n"]]],[],null,["# Namespace google::cloud::memcache_v1 (2.27.0)\n\nVersion 2.27.0keyboard_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/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheClient)\n\nConfigures and manages Cloud Memorystore for Memcached instances.\n\n### [CloudMemcacheConnection](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection)\n\nThe [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection) object for [`CloudMemcacheClient`](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheClient).\n\n### [CloudMemcacheConnectionIdempotencyPolicy](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnectionIdempotencyPolicy)\n\n### [CloudMemcacheLimitedErrorCountRetryPolicy](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheLimitedErrorCountRetryPolicy)\n\nA retry policy for [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection) based on counting errors.\n\n### [CloudMemcacheLimitedTimeRetryPolicy](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheLimitedTimeRetryPolicy)\n\nA retry policy for [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection) based on elapsed time.\n\n### [CloudMemcacheRetryPolicy](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheRetryPolicy)\n\nThe retry policy for [`CloudMemcacheConnection`](/cpp/docs/reference/memcache/2.27.0/classgoogle_1_1cloud_1_1memcache__v1_1_1CloudMemcacheConnection).\n\nStructs\n-------\n\n### [CloudMemcacheBackoffPolicyOption](/cpp/docs/reference/memcache/2.27.0/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/2.27.0/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/2.27.0/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/2.27.0/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/2.27.0/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/2.27.0/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/2.27.0/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()"]]
