chunweilei commented on a change in pull request #1998:
URL: https://github.com/apache/calcite/pull/1998#discussion_r464216262
##########
File path:
core/src/main/java/org/apache/calcite/rel/rules/AggregateProjectMergeRule.java
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@@ -128,7 +131,7 @@ public static RelNode apply(RelOptRuleCall call, Aggregate
aggregate,
i < newAggregate.getRowType().getFieldCount(); i++) {
posList.add(i);
}
- relBuilder.project(relBuilder.fields(posList));
+ relBuilder.projectNamed(relBuilder.fields(posList), originalFieldNames,
true);
Review comment:
Would the added project be removed by `ProjectRemoveRule`?
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