rquet" 
"snappy" compression is used. Currently <code>RAthena</code> doesn't support compression for "json" file type.</p></dd>


<dt>max.batch</dt>
<dd><p>Split the data frame by max number of rows i.e. 100,000 so that multiple files can be uploaded into AWS S3. By default when compression
is set to <code>TRUE</code> and file.type is "csv" or "tsv" max.batch will split data.frame into 20 batches. This is to help the 
performance of AWS Athena when working with files compressed in "gzip" format. <code>max.b