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Haisheng Yuan commented on CALCITE-4017: ---------------------------------------- Yes. SortUnionTransposeRule will be useless after this JIRA is done. Basically, sort operator should be prohibited to participate any rule transformation. > Implement trait propagation for Enumerable Setop > ------------------------------------------------- > > Key: CALCITE-4017 > URL: https://issues.apache.org/jira/browse/CALCITE-4017 > Project: Calcite > Issue Type: Improvement > Components: core > Reporter: Haisheng Yuan > Priority: Major > > Mainly for Union operator, not sure about Minus and Intersect. I haven't > check how is Enumerable Minus, Intersect's executor implemented. -- This message was sent by Atlassian Jira (v8.3.4#803005)