Hi Jeff! Yes. hadoop-2.6 clients are able to read files on a hadoop-2.7 cluster. The document I could find is http://hadoop.apache.org/docs/stable/hadoop-project-dist/hadoop-common/Compatibility.html .
"Both Client-Server and Server-Server compatibility is preserved within a major release" HTH Ravi. On Mon, Jun 26, 2017 at 5:21 AM, Jeff Zhang <[email protected]> wrote: > > It looks like it can. But is there any document about the compatibility > between versions ? Thanks > > >
