[[["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 webpage provides documentation for the \u003ccode\u003eBackup\u003c/code\u003e class within the Google Cloud Spanner C++ library, spanning multiple versions from 2.11.0 up to the latest release candidate, 2.37.0-rc.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eBackup\u003c/code\u003e class represents a Cloud Spanner backup, identified by an \u003ccode\u003eInstance\u003c/code\u003e and a \u003ccode\u003ebackup_id\u003c/code\u003e, but this class does not validate the provided identifiers.\u003c/p\u003e\n"],["\u003cp\u003eThe class offers constructors for creating \u003ccode\u003eBackup\u003c/code\u003e objects, including copy and move constructors, and an additional one that takes an \u003ccode\u003eInstance\u003c/code\u003e and \u003ccode\u003estd::string\u003c/code\u003e as parameters.\u003c/p\u003e\n"],["\u003cp\u003eIt also provides operators for copy and move assignment and functions for retrieving the \u003ccode\u003eInstance\u003c/code\u003e, \u003ccode\u003ebackup_id\u003c/code\u003e, and the fully qualified backup name.\u003c/p\u003e\n"],["\u003cp\u003eThe backup versions listed on the page range from version 2.11.0 up to 2.37.0-rc.\u003c/p\u003e\n"]]],[],null,["# Class Backup (2.11.0)\n\nVersion 2.11.0keyboard_arrow_down\n\n- [2.42.0-rc (latest)](/cpp/docs/reference/spanner/latest/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.41.0](/cpp/docs/reference/spanner/2.41.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.40.0](/cpp/docs/reference/spanner/2.40.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.39.0](/cpp/docs/reference/spanner/2.39.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.38.0](/cpp/docs/reference/spanner/2.38.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.37.0](/cpp/docs/reference/spanner/2.37.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.36.0](/cpp/docs/reference/spanner/2.36.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.35.0](/cpp/docs/reference/spanner/2.35.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.34.0](/cpp/docs/reference/spanner/2.34.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.33.0](/cpp/docs/reference/spanner/2.33.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.32.0](/cpp/docs/reference/spanner/2.32.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.31.0](/cpp/docs/reference/spanner/2.31.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.30.0](/cpp/docs/reference/spanner/2.30.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.29.0](/cpp/docs/reference/spanner/2.29.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.28.0](/cpp/docs/reference/spanner/2.28.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.27.0](/cpp/docs/reference/spanner/2.27.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.26.0](/cpp/docs/reference/spanner/2.26.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.25.1](/cpp/docs/reference/spanner/2.25.1/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.24.0](/cpp/docs/reference/spanner/2.24.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.23.0](/cpp/docs/reference/spanner/2.23.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.22.1](/cpp/docs/reference/spanner/2.22.1/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.21.0](/cpp/docs/reference/spanner/2.21.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.20.0](/cpp/docs/reference/spanner/2.20.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.19.0](/cpp/docs/reference/spanner/2.19.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.18.0](/cpp/docs/reference/spanner/2.18.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.17.0](/cpp/docs/reference/spanner/2.17.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.16.0](/cpp/docs/reference/spanner/2.16.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.15.1](/cpp/docs/reference/spanner/2.15.1/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.14.0](/cpp/docs/reference/spanner/2.14.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.13.0](/cpp/docs/reference/spanner/2.13.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.12.0](/cpp/docs/reference/spanner/2.12.0/classgoogle_1_1cloud_1_1spanner_1_1Backup)\n- [2.11.0](/cpp/docs/reference/spanner/2.11.0/classgoogle_1_1cloud_1_1spanner_1_1Backup) \nThis class identifies a Cloud Spanner [Backup](/cpp/docs/reference/spanner/2.11.0/classgoogle_1_1cloud_1_1spanner_1_1Backup). \nA Cloud Spanner backup is identified by an [`Instance`](/cpp/docs/reference/spanner/2.11.0/classgoogle_1_1cloud_1_1spanner_1_1Instance) and a `backup_id`.\n| **Note:** This class makes no effort to validate the components of the backup name. It is the application's responsibility to provide valid project, instance, and backup ids. Passing invalid values will not be checked until the backup name is used in a RPC to spanner.\n\nConstructors\n------------\n\n### Backup(Backup const \\&)\n\nCopy and move\n\n### Backup(Backup \\&\\&)\n\nCopy and move\n\n### Backup(Instance, std::string)\n\nOperators\n---------\n\n### operator=(Backup const \\&)\n\nCopy and move\n\n### operator=(Backup \\&\\&)\n\nCopy and move\n\nFunctions\n---------\n\n### instance() const\n\nReturns the [`Instance`](/cpp/docs/reference/spanner/2.11.0/classgoogle_1_1cloud_1_1spanner_1_1Instance) containing this backup.\n\n### backup_id() const\n\nReturns the [Backup](/cpp/docs/reference/spanner/2.11.0/classgoogle_1_1cloud_1_1spanner_1_1Backup) ID.\n\n### FullName() const\n\nReturns the fully qualified backup name as a string of the form: \"projects/"]]
