Haisheng Yuan created CALCITE-4011:
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Summary: Implement trait propagation for EnumerableProject and
EnumerableFilter
Key: CALCITE-4011
URL: https://issues.apache.org/jira/browse/CALCITE-4011
Project: Calcite
Issue Type: Improvement
Components: core
Reporter: Haisheng Yuan
So that parent trait can be passed down, and it can derive new traitsets from
child. Most importantly, as a demonstration. So that SortProjectTransposeRule
and ProjectSortTransposeRule can be disabled when topDownOpt is enabled.
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