copy_object(from_object, to_object = from_object, from_bucket, to_bucket,
headers = list(), ...)copy_bucket(from_bucket, to_bucket, ...)
s3HTTP.copy_object copies an object from one bucket to another without bringing it into local memory. For copy_bucket, all objects from one bucket are copied to another (limit 1000 objects). The same keys are used in the old bucket as in the new bucket.