[
https://issues.apache.org/jira/browse/CALCITE-4017?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17113579#comment-17113579
]
Haisheng Yuan commented on CALCITE-4017:
----------------------------------------
Btw, if you check testSortUnionTranspose2, it is generating worse plan
alternative. The top sort should be eliminated.
> 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)
