Github user zuyu commented on a diff in the pull request:
https://github.com/apache/incubator-quickstep/pull/300#discussion_r140575916
--- Diff: query_optimizer/strategy/Join.cpp ---
@@ -371,6 +373,7 @@ void Join::addHashJoin(const logical::ProjectPtr
&logical_project,
left_join_attributes,
right_join_attributes,
residual_predicate,
+ build_predicate,
--- End diff --
Optionally, I think `E::PredicatePtr() /* build_predicate */,` is better.---
