Prevents the supplied keys' IDs from being auto-allocated by Cloud Datastore.
HTTP request
POST https://datastore.googleapis.com/v1/projects/{projectId}:reserveIds
The URL uses gRPC Transcoding syntax.
Path parameters
| Parameters | |
|---|---|
| projectId | 
 Required. The ID of the project against which to make the request. | 
Request body
The request body contains data with the following structure:
| JSON representation | 
|---|
| {
  "databaseId": string,
  "keys": [
    {
      object ( | 
| Fields | |
|---|---|
| databaseId | 
 The ID of the database against which to make the request. '(default)' is not allowed; please use empty string '' to refer the default database. | 
| keys[] | 
 Required. A list of keys with complete key paths whose numeric IDs should not be auto-allocated. | 
Response body
If successful, the response body is empty.
Authorization scopes
Requires one of the following OAuth scopes:
- https://www.googleapis.com/auth/datastore
- https://www.googleapis.com/auth/cloud-platform
For more information, see the Authentication Overview.