hsyuan 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_r308055441
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File path: core/src/test/resources/org/apache/calcite/test/RelOptRulesTest.xml
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@@ -1025,28 +1025,17 @@ GROUP BY sal]]>
</Resource>
<Resource name="planBefore">
<![CDATA[
-LogicalAggregate(group=[{0}], EXPR$1=[SUM($1)], EXPR$2=[MIN(DISTINCT $1)],
EXPR$3=[SUM(DISTINCT $0)])
+LogicalAggregate(group=[{0}], EXPR$1=[SUM($1)], EXPR$2=[MIN($1)],
EXPR$3=[SUM(DISTINCT $0)])
Review comment:
Can you add another test that has multiple DISTINCTs, but can't be reduced?
like `SUM(DISTINCT comm), SUM(DISTINCT sal)`?
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