Github user zuyu commented on a diff in the pull request: https://github.com/apache/incubator-quickstep/pull/39#discussion_r68327923 --- Diff: query_optimizer/resolver/Resolver.cpp --- @@ -209,6 +227,26 @@ struct Resolver::QueryAggregationInfo { std::vector<E::AliasPtr> aggregate_expressions; }; +struct Resolver::WindowPlan { + explicit WindowPlan(E::WindowInfo window_info_in, --- End diff -- No need for `explicit`, and we may want to add a reference to `window_info_in`, or use a rvalue instead.
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