fix granule op_ordering bug

src/sql/engine/px/ob_granule_pump.cpp

@@ -865,6 +865,13 @@ int ObGranuleSplitter::get_query_range(ObExecContext &ctx,
         LOG_WARN("failed to final extract index skip query range", K(ret));
     } else {
       has_extract_query_range = true;
+      /* Here is an improvement made:
+        1. By default, access to each partition is always in sequential ascending order.
+        Compared to not sorting, this is an enhancement that is not always 100% necessary
+        (some scenarios do not require order), but the logic is acceptable.
+        2. If reverse order is required outside, then the reverse sorting should be done outside on its own.
+      */
+      std::sort(scan_ranges.begin(), scan_ranges.end(), ObNewRangeCmp());
     }
   }