soumyakanti3578 commented on code in PR #6316:
URL: https://github.com/apache/hive/pull/6316#discussion_r2830622850
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ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/HiveRelDistribution.java:
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@@ -95,9 +96,11 @@ public RelDistribution apply(TargetMapping mapping) {
tmp.put(aMapping.source, aMapping.target);
}
- for (Integer key : keys) {
- newKeys.add(tmp.get(key));
- }
+ keys.stream()
+ .map(tmp::get)
+ .filter(Objects::nonNull)
+ .forEach(newKeys::add);
Review Comment:
Makes sense. I have fixed this in the latest commit.
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