3 files changed, 3 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb
index 4b3b30d6ed..ae1a57545e 100644
--- a/activerecord/lib/active_record/relation.rb
+++ b/activerecord/lib/active_record/relation.rb
@@ -464,7 +464,7 @@ module ActiveRecord
         node.left.relation.name == table_name
       }
 
-      Hash[equalities.map { |where| [where.left.name, where.right] }]
+      Hash[equalities.map { |where| [where.left.name, where.right] }].with_indifferent_access
     end
 
     def scope_for_create
diff --git a/activerecord/lib/active_record/relation/predicate_builder.rb b/activerecord/lib/active_record/relation/predicate_builder.rb
index b31fdfd981..413b81cc69 100644
--- a/activerecord/lib/active_record/relation/predicate_builder.rb
+++ b/activerecord/lib/active_record/relation/predicate_builder.rb
@@ -20,7 +20,7 @@ module ActiveRecord
             table = Arel::Table.new(table_name, engine)
           end
 
-          attribute = table[column.to_sym]
+          attribute = table[column]
 
           case value
           when ActiveRecord::Relation
diff --git a/activerecord/lib/active_record/version.rb b/activerecord/lib/active_record/version.rb
index a340cfaf7d..9069d9964f 100644
--- a/activerecord/lib/active_record/version.rb
+++ b/activerecord/lib/active_record/version.rb
@@ -2,7 +2,7 @@ module ActiveRecord
   module VERSION #:nodoc:
     MAJOR = 3
     MINOR = 2
-    TINY  = 12
+    TINY  = 13
     PRE   = nil
 
     STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')