/// <summary>
        /// Gets the select and expand clauses as strings.
        /// </summary>
        /// <param name="selectExpandClause">The select expand clause to get the paths from.</param>
        /// <param name="selectClause">Returns the select clause.</param>
        /// <param name="expandClause">Returns the expand clause.</param>
        internal static void GetSelectExpandPaths(this SelectExpandClause selectExpandClause, out string selectClause, out string expandClause)
        {
            Debug.Assert(selectExpandClause != null, "selectExpandCluase != null");

            StringBuilder selectClauseBuilder, expandClauseBuilder;
            selectExpandClause.GetSelectExpandPaths(out selectClauseBuilder, out expandClauseBuilder);

            selectClause = selectClauseBuilder.ToString();
            expandClause = expandClauseBuilder.ToString();
        }
 // TODO: Need V4 String Builder
 private static string ConvertExpandToString(SelectExpandClause selectExpandClause)
 {
     string selectClause, expandClause;
     selectExpandClause.GetSelectExpandPaths(out selectClause, out expandClause);
     return expandClause;
 }