yiqijiu commented on code in PR #5556:
URL: https://github.com/apache/hive/pull/5556#discussion_r1862281569
##########
ql/src/java/org/apache/hadoop/hive/ql/plan/Statistics.java:
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@@ -220,14 +220,14 @@ public Statistics clone() {
}
public void addBasicStats(Statistics stats) {
- dataSize += stats.dataSize;
+ dataSize = StatsUtils.safeAdd(dataSize, stats.dataSize);
numRows += stats.numRows;
Review Comment:
You are right, thank you. I was also hesitant about this. With your
suggestion, it does seem more appropriate to add it.
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