Defined in github.com/aws/aws-sdk-go/service/rds/api.go
The DBSnapshotIdentifier of the new DBSnapshot created when SkipFinalSnapshot is set to false.
Specifying this parameter and also setting the SkipFinalShapshot parameter
to true results in an error.
Constraints: Must be 1 to 255 alphanumeric characters First character must be a letter Cannot end with a hyphen or contain two consecutive hyphens Cannot be specified when deleting a Read Replica.