the parent hash keeps the records unique already

2013-10-11 18:48:43 -07:00 · 2013-10-11 18:48:43 -07:00 · b69b9de4bd
commit b69b9de4bd
parent cfbb6eeb4c
1 changed files with 3 additions and 4 deletions
--- a/activerecord/lib/active_record/associations/join_dependency.rb
+++ b/activerecord/lib/active_record/associations/join_dependency.rb
@ -105,14 +105,13 @@ def instantiate(result_set)
          }
        }

-        records = result_set.map { |row_hash|
+        result_set.each { |row_hash|
          primary_id = type_caster.type_cast row_hash[primary_key]
          parent = parents[primary_id] ||= join_root.instantiate(row_hash)
          construct(parent, join_root, row_hash, result_set, seen)
-          parent
-        }.uniq
+        }

-        records
+        parents.values
      end

      private