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Jiatao Tao commented on CALCITE-4013: ------------------------------------- Hi haisheng, maybe I can take a look. > Remove traitset derivation when creating logical operators > ---------------------------------------------------------- > > Key: CALCITE-4013 > URL: https://issues.apache.org/jira/browse/CALCITE-4013 > Project: Calcite > Issue Type: Improvement > Components: core > Reporter: Haisheng Yuan > Assignee: Jiatao Tao > Priority: Major > Attachments: image-2020-06-12-08-46-26-846.png > > > Profiler shows traitset derivation accounts for 65% of the total runtime of > LoigcalProject.create(). Anyway, EnumerableProject will do it again. -- This message was sent by Atlassian Jira (v8.3.4#803005)