wecharyu commented on code in PR #3938:
URL: https://github.com/apache/hive/pull/3938#discussion_r1089770003


##########
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/RetryingHMSHandler.java:
##########
@@ -203,11 +203,12 @@ public Result invokeInternal(final Object proxy, final 
Method method, final Obje
         }
       }
 
-      if (retryCount >= retryLimit) {
+      Throwable rootCause = ExceptionUtils.getRootCause(caughtException);
+      String errorMessage = ExceptionUtils.getMessage(caughtException) +

Review Comment:
   In the prod environment, HMS may be transparent to users. And since we will 
pass the exception messages to the client, why not pass the most useful 
messages?



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