xy2953396112 commented on a change in pull request #2546:
URL: https://github.com/apache/calcite/pull/2546#discussion_r737969304
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File path:
core/src/main/java/org/apache/calcite/rel/rules/AggregateProjectMergeRule.java
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@@ -125,14 +125,17 @@ public AggregateProjectMergeRule(
newGroupSet, newGroupingSets, aggCalls.build());
// Add a project if the group set is not in the same order or
- // contains duplicates.
+ // contains duplicates or contains alias.
final RelBuilder relBuilder = call.builder();
relBuilder.push(newAggregate);
final List<Integer> newKeys =
Util.transform(aggregate.getGroupSet().asList(),
key -> requireNonNull(map.get(key),
() -> "no value found for key " + key + " in " + map));
- if (!newKeys.equals(newGroupSet.asList())) {
+ final List<String> newaggFieldNames =
newAggregate.getRowType().getFieldNames();
+ final List<String> aggFieldNames = aggregate.getRowType().getFieldNames();
Review comment:
> newaggFieldNames -> newAggFieldNames?
ok, thanks.
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