danny0405 commented on a change in pull request #1335: [CALCITE-3159] Distinct
can be removed for MIN/MAX/BIT_OR/BIT_AND agg…
URL: https://github.com/apache/calcite/pull/1335#discussion_r308093694
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File path: core/src/main/java/org/apache/calcite/rel/core/AggregateCall.java
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@@ -110,6 +111,7 @@ private AggregateCall(SqlAggFunction aggFunction, boolean
distinct,
public static AggregateCall create(SqlAggFunction aggFunction,
boolean distinct, List<Integer> argList, int groupCount, RelNode input,
RelDataType type, String name) {
+ distinct = aggFunction.getDistinctOptionality() != Optionality.IGNORED &&
distinct;
Review comment:
Can we move this common logic into a method to make it more readable ?
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