@Override
            public Boolean execute() throws IOException {
              return fs.rename(path, cmPath);
            }
Move a path into cmroot. If the path is a directory (of a partition, or table if nonpartitioned),
  recursively move files inside directory to cmroot. Note the table must be managed table
@param path a single file or directory
@param type if the files to be copied or moved to cmpath.
            Copy is costly but preserve the source file
@param ifPurge if the file should skip Trash when move/delete source file.
               This is referred only if type is MOVE.
@return int
@throws IOException
standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/ReplChangeManager.java