Github user jianqiao commented on a diff in the pull request:
https://github.com/apache/incubator-quickstep/pull/171#discussion_r98544534
--- Diff: relational_operators/HashJoinOperator.cpp ---
@@ -484,7 +565,38 @@ void HashInnerJoinWorkOrder::execute() {
const relation_id build_relation_id = build_relation_.getID();
const relation_id probe_relation_id = probe_relation_.getID();
- for (std::pair<const block_id, std::pair<std::vector<tuple_id>,
std::vector<tuple_id>>>
+ // Create a map of ValueAccessors and what attributes we want to pick
from them.
+ std::vector<std::pair<ValueAccessor *, std::vector<attribute_id>>>
accessor_attribute_map;
+ const std::size_t build_index = 0, probe_index = 1, temp_index = 2;
+ for (std::size_t i = 0; i < 3; ++i) {
+ accessor_attribute_map.emplace_back(
+ nullptr /* place holder */,
--- End diff --
Updated.
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