1. Add ACCESS_TIME column. 2. Re-write show files command to return result using ShowFilesCommandResult to maintain backward compatibility.
Details in [DRILL-6753](https://issues.apache.org/jira/browse/DRILL-6753). [ Full content available at: https://github.com/apache/drill/pull/1477 ] This message was relayed via gitbox.apache.org for [email protected]
