morrySnow commented on code in PR #49415:
URL: https://github.com/apache/doris/pull/49415#discussion_r2013594845


##########
fe/fe-core/src/main/java/org/apache/doris/nereids/stats/StatsCalculator.java:
##########
@@ -301,13 +301,32 @@ public static void estimate(GroupExpression 
groupExpression, CascadesContext con
 
     private void estimate() {
         Plan plan = groupExpression.getPlan();
-        Statistics newStats = plan.accept(this, null);
+        Statistics newStats;
+        try {
+            newStats = plan.accept(this, null);
+        } catch (Exception e) {
+            // throw exception in debug mode

Review Comment:
   log warn here



##########
fe/fe-core/src/main/java/org/apache/doris/qe/SessionVariable.java:
##########
@@ -2271,6 +2271,11 @@ public void setDetailShapePlanNodes(String 
detailShapePlanNodes) {
                 "use other health replica when the use_fix_replica meet error" 
})
     public boolean fallbackOtherReplicaWhenFixedCorrupt = false;
 
+    @VariableMgr.VarAttr(name = "FE_DEBUG", needForward = true, fuzzy = true,

Review Comment:
   use as static var as name, and let name be lowercase



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