Before you can upload data to Amazon S3, you must:
The export creates a folder with the backup name under the path provided. The GZIP file created for each object is a zipped CSV file. The export uploads the files to this folder, if a file was previously uploaded (same backup, same object) that file is overwritten.
To keep all historic versions of the object, enable versioning on the bucket.
Click here to see a list of the objects that are excluded from the data export.