When async: true, requests responds with status 201 and {_id} as response body as soon as the request is validated.
The instruction operation will carry on in the background.
When async: false (default), requests respond with status 200 and the document value after instruction has been applied.
async: true is incompatible with noWrite, as async: true does not return the resulting document
When async: true, requests responds with status 201 and {_id} as response body as soon as the request is validated. The instruction operation will carry on in the background.
When async: false (default), requests respond with status 200 and the document value after instruction has been applied.
async: true is incompatible with noWrite, as async: true does not return the resulting document