Yes, it just does a trivial update of the inodes (metainfo).
On Aug 24, 2012, at 2:25 PM, Yue Guan <[EMAIL PROTECTED]> wrote:
> Hi, there
> I'm just want to know that for hadoop dfs -mv. Does 'mv' just change the
> meta info, or really copy data around on the hdfs? Thank you very much!