io.archivesunleashed.df
Given a dataframe, serializes binary object and saves to disk
the input dataframe
the name of the column containing the bytes
the name of the file to save the binary file to (without extension)
the name of the column containin the extension e.g. fileName = "foo" => files are saved as "foo-[MD5 hash].pdf"
Given a dataframe, serializes binary object and saves to disk