public ResultSet getOriginal() throws SQLException {
       throw new UnsupportedOperationException();
    }
Returns a result set containing the original value of the rowset. The
original value is the state of the <code>CachedRowSetImpl</code> after the
last population or synchronization (whichever occurred most recently) with
the data source.
<p>
The cursor is positioned before the first row in the result set.
Only rows contained in the result set returned by <code>getOriginal()</code>
are said to have an original value.

@return the original result set of the rowset
@throws SQLException if an error occurs produce the
          <code>ResultSet</code> object
src/main/java/org/replicadb/rowset/sun/rowset/internal/SyncResolverImpl.java