924060929 commented on code in PR #10786:
URL: https://github.com/apache/doris/pull/10786#discussion_r919612449


##########
fe/fe-core/src/main/java/org/apache/doris/nereids/analyzer/UnboundRelation.java:
##########
@@ -72,6 +85,16 @@ public LogicalProperties computeLogicalProperties(Plan... 
inputs) {
         return new UnboundLogicalProperties();
     }
 
+    @Override
+    public Plan withGroupExpression(Optional<GroupExpression> groupExpression) 
{
+        return new UnboundRelation(nameParts, groupExpression, 
Optional.of(logicalProperties));
+    }
+
+    @Override
+    public Plan withLogicalProperties(Optional<LogicalProperties> 
logicalProperties) {
+        return new UnboundRelation(nameParts, Optional.empty(), 
logicalProperties);

Review Comment:
   when the plan is changed, the groupExpression must be clear to tell the 
memo: I create a new plan, don't skip copyIn.



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