Adds a new trusted Certificate Authority (CA) version for the specified instance. Required to prepare for a certificate rotation. If a CA version was previously added but never used in a certificate rotation, this operation replaces that version. There cannot be more than one CA version waiting to be rotated in.
The URL uses gRPC Transcoding syntax.
Project ID of the project that contains the instance.
Cloud SQL instance ID. This does not include the project ID.
The request body must be empty.
If successful, the response body contains an instance of
Requires one of the following OAuth scopes:
For more information, see the Authentication Overview.