Starts asynchronous cancellation on a long-running operation. The server makes a best effort to cancel the operation, but success is not guaranteed. If the server doesn't support this method, it returns google.rpc.Code.UNIMPLEMENTED. Clients can use Operations.GetOperation or other methods to check whether the cancellation succeeded or whether the operation completed despite cancellation. On successful cancellation, the operation is not deleted; instead, it becomes an operation with an Operation.error value with a google.rpc.Status.code of 1, corresponding to Code.CANCELLED.
HTTP request
POST https://discoveryengine.googleapis.com/v1beta/{name=projects/*/locations/*/collections/*/dataStores/*/branches/*/operations/*}:cancel
[[["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 2025-01-09 UTC."],[[["This API method initiates the cancellation of a long-running operation, attempting to stop its execution, although success isn't guaranteed."],["The HTTP request to cancel an operation is made using a POST request to a specific URL that includes the operation's name as a path parameter."],["The request body for this API method is required to be empty, meaning no additional data needs to be sent alongside the cancellation request."],["Upon successful cancellation, the server will return an empty JSON object and the operation will not be deleted but marked as canceled with the appropriate error code."],["Authorization for this operation requires the OAuth scope `https://www.googleapis.com/auth/cloud-platform`, as it needs access to cloud platform resources."]]],[]]