progress on record fetch

src/sql/query_intermediates.cpp

@@ -22,6 +22,11 @@ record query_select_finish::fetch_one()
   return *db().fetch(query().compile()).begin().get();
 }
 
+std::unique_ptr<query_result_impl> query_select_finish::fetch()
+{
+  return db().call_fetch(query().compile());
+}
+
 query_intermediate::query_intermediate(session &db, query_builder &query)
 : db_(db), query_(query) {}