[GitHub] [doris] morrySnow commented on a diff in pull request #16549: (fix)[multi-catalog][nereids] Reset ExternalFileScanNode required slots after Nereids planner do projection.

["morrySnow (via GitHub)" <gi...@apache.org>]

morrySnow commented on code in PR #16549:
URL: https://github.com/apache/doris/pull/16549#discussion_r1101528992


##########
fe/fe-core/src/main/java/org/apache/doris/nereids/glue/translator/PhysicalPlanTranslator.java:
##########
@@ -1126,6 +1127,13 @@ private void updateChildSlotsMaterialization(PlanNode execPlan,
             context.getDescTable()
                     .getTupleDesc(execPlan.getTupleIds().get(0)).getSlots().get(0).setIsMaterialized(true);
         }
+        if (execPlan instanceof ScanNode) {
+            try {
+                ((ScanNode) execPlan).updateRequiredSlots();
+            } catch (UserException e) {
+                LOG.warn("User Exception while reset external file scan node contexts.", e);

Review Comment:
   throw a runtime exception to avoid execute a wrong plan on BE



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