stop reversing tables until we absolutely must

2 files changed, 3 insertions, 3 deletions

diff --git a/activerecord/lib/active_record/associations/join_dependency.rb b/activerecord/lib/active_record/associations/join_dependency.rb
index 68bdd41101..66cc5bd3ac 100644
--- a/activerecord/lib/active_record/associations/join_dependency.rb
+++ b/activerecord/lib/active_record/associations/join_dependency.rb
@@ -170,7 +170,7 @@ module ActiveRecord
             reflection.table_name,
             table_alias_for(reflection, parent, reflection != node.reflection)
           )
-        }.reverse
+        }
       end
 
       def table_alias_for(reflection, parent, join)
diff --git a/activerecord/lib/active_record/associations/join_dependency/join_association.rb b/activerecord/lib/active_record/associations/join_dependency/join_association.rb
index b47ee17aff..9677d1219a 100644
--- a/activerecord/lib/active_record/associations/join_dependency/join_association.rb
+++ b/activerecord/lib/active_record/associations/join_dependency/join_association.rb
@@ -27,7 +27,7 @@ module ActiveRecord
 
         def join_constraints(parent, tables, chain)
           joins         = []
-          tables        = tables.dup
+          tables        = tables.reverse
 
           foreign_table = parent.table
           foreign_klass = parent.base_klass
@@ -113,7 +113,7 @@ module ActiveRecord
         end
 
         def table
-          tables.last
+          tables.first
         end
 
         def aliased_table_name