Export a file from an hdfs data source.
export data source <from data source reference> file "<file name>" [at path "<path>"] [with compression <compression_type>]
from data source reference
String. Name of the data source that contains the archive.
String. The archive file.
String. If present, prefix the archive file path with the given path.
String. Type of compression that the archive uses. Supported types:
gzip. if you do not provide a compression type it and have the with compression flag, zip will be used.