Optional. MigrationType configures the migration to use physical files or logical dump files. If not set, then the logical dump file configuration is used. Valid values are LOGICAL or PHYSICAL. Only applicable to MySQL.
[[["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 2025-05-30 UTC."],[],[],null,["# Method: projects.instances.startExternalSync\n\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Request body](#body.request_body)\n - [JSON representation](#body.request_body.SCHEMA_REPRESENTATION)\n- [Response body](#body.response_body)\n- [Authorization Scopes](#body.aspect)\n- [Examples](#examples)\n- [Try it!](#try-it)\n\nStart External primary instance migration.\n\n### HTTP request\n\n`POST https://sqladmin.googleapis.com/sql/v1beta4/projects/{project}/instances/{instance}/startExternalSync`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n### Request body\n\nThe request body contains data with the following structure:\n\n### Response body\n\nIf successful, the response body contains an instance of [Operation](/sql/docs/mysql/admin-api/rest/v1beta4/operations#Operation).\n\n### Authorization Scopes\n\nRequires one of the following OAuth scopes:\n\n- `https://www.googleapis.com/auth/cloud-platform`\n- `\n https://www.googleapis.com/auth/sqlservice.admin`\n\nFor more information, see the [Authentication Overview](https://cloud.google.com/docs/authentication/)."]]