danny0405 commented on code in PR #5627:
URL: https://github.com/apache/hudi/pull/5627#discussion_r914357550
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hudi-common/src/main/java/org/apache/hudi/common/model/HoodieRecord.java:
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@@ -131,25 +131,35 @@ public String getFieldName() {
*/
private HoodieOperation operation;
+ /**
+ * For purposes of preCombining.
+ */
+ private Comparable<?> orderingVal;
Review Comment:
> eventTime
We can not make sure the field here is a timestamp type, even it is, the
time maybe a processing time from source, so `orderingVal` is a more general
case which just means the field is used for payload ordering.
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