Sets the access control policy on a database or backup resource. Replaces any existing policy.
Authorization requires spanner.databases.setIamPolicy permission on resource. For backups, authorization requires spanner.backups.setIamPolicy permission on resource.
HTTP request
POST https://spanner.googleapis.com/v1/{resource=projects/*/instances/*/databases/*}:setIamPolicy
REQUIRED: The Cloud Spanner resource for which the policy is being set. The format is projects/<project ID>/instances/<instance ID> for instance resources and projects/<project ID>/instances/<instance ID>/databases/<database ID> for databases resources.
Request body
The request body contains data with the following structure:
REQUIRED: The complete policy to be applied to the resource. The size of the policy is limited to a few 10s of KB. An empty policy is a valid policy but certain Google Cloud services (such as Projects) might reject them.
Response body
If successful, the response body contains an instance of Policy.