gengliangwang commented on code in PR #36693:
URL: https://github.com/apache/spark/pull/36693#discussion_r890433533
##########
core/src/main/java/org/apache/spark/SparkThrowable.java:
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@@ -35,6 +35,9 @@ public interface SparkThrowable {
// Succinct, human-readable, unique, and consistent representation of the
error category
// If null, error class is not set
String getErrorClass();
+ default String getErrorSubClass() {
+ return null;
Review Comment:
Oh I am fine with either "null" or empty string. I was just wondering which
is better.
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