[[["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 2025-03-21 UTC."],[[["This page provides reference documentation for the `Database.Types.ConcurrencyMode` enum within the Google Cloud Firestore Admin v1 API."],["The `ConcurrencyMode` enum defines the transaction concurrency control modes available, which include `Optimistic`, `OptimisticWithEntityGroups`, `Pessimistic`, and `Unspecified`."],["The `Optimistic` and `Pessimistic` modes are available for Cloud Firestore databases, while `OptimisticWithEntityGroups` is the only mode available for Cloud Datastore."],["The latest version provided in this documentation is version 3.12.0, with the oldest version being 2.2.0, all for the same enum type."]]],[]]