{"step": enum (MigrationStep),// Union field step_details can be only one of the following:"prepareStepDetails": {object (PrepareStepDetails)},"redirectWritesStepDetails": {object (RedirectWritesStepDetails)}// End of list of possible types for union field step_details.}
[[["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 2025-04-30 UTC."],[[["This document details the structure and content of an event that signals the start of a step in a migration from Cloud Datastore to Cloud Firestore in Datastore mode."],["The event includes a `step` field indicating the type of step being initiated, such as `START`, and a `step_details` field, which provides further details specific to the step."],["The `step_details` field can contain either `prepareStepDetails` for the `PREPARE` step or `redirectWritesStepDetails` for the `REDIRECT_WRITES` step."],["Both `prepareStepDetails` and `redirectWritesStepDetails` include a `concurrencyMode` field, specifying the concurrency mode to be used by the database when it reaches the `REDIRECT_WRITES` step or general concurrency for the database, respectively."]]],[]]
