[[["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."],[],[],null,["# Google Cloud Notebooks V2 Client - Class Action (1.0.5)\n\nVersion latestkeyboard_arrow_down\n\n- [1.0.5 (latest)](/php/docs/reference/cloud-notebooks/latest/V2.UpgradeHistoryEntry.Action)\n- [1.0.4](/php/docs/reference/cloud-notebooks/1.0.4/V2.UpgradeHistoryEntry.Action)\n- [0.7.5](/php/docs/reference/cloud-notebooks/0.7.5/V2.UpgradeHistoryEntry.Action)\n- [0.6.2](/php/docs/reference/cloud-notebooks/0.6.2/V2.UpgradeHistoryEntry.Action)\n- [0.5.0](/php/docs/reference/cloud-notebooks/0.5.0/V2.UpgradeHistoryEntry.Action)\n- [0.4.1](/php/docs/reference/cloud-notebooks/0.4.1/V2.UpgradeHistoryEntry.Action)\n- [0.3.6](/php/docs/reference/cloud-notebooks/0.3.6/V2.UpgradeHistoryEntry.Action) \nReference documentation and code samples for the Google Cloud Notebooks V2 Client class Action.\n\nThe definition of operations of this upgrade history entry.\n\nProtobuf type `google.cloud.notebooks.v2.UpgradeHistoryEntry.Action`\n\nNamespace\n---------\n\nGoogle \\\\ Cloud \\\\ Notebooks \\\\ V2 \\\\ UpgradeHistoryEntry\n\nMethods\n-------\n\n### static::name\n\n### static::value\n\nConstants\n---------\n\n### ACTION_UNSPECIFIED\n\n Value: 0\n\nOperation is not specified.\n\nGenerated from protobuf enum `ACTION_UNSPECIFIED = 0;`\n\n### UPGRADE\n\n Value: 1\n\nUpgrade.\n\nGenerated from protobuf enum `UPGRADE = 1;`\n\n### ROLLBACK\n\n Value: 2\n\nRollback.\n\nGenerated from protobuf enum `ROLLBACK = 2;`"]]
