2 files changed, 13 insertions, 4 deletions
diff --git a/lib/arel/primitives/attribute.rb b/lib/arel/primitives/attribute.rb
index 797ebfd07b..9215ea64a0 100644
--- a/lib/arel/primitives/attribute.rb
+++ b/lib/arel/primitives/attribute.rb
@@ -7,6 +7,7 @@ module Arel
       @relation, @name, @alias, @ancestor = relation, name, options[:alias], options[:ancestor]
     end
     
+    # INVESTIGATE
     def alias_or_name
       @alias || name
     end
@@ -117,14 +118,22 @@ module Arel
     end
     include Expressions
 
-    def to_sql(formatter = Sql::WhereCondition.new(engine))
-      formatter.attribute relation.prefix_for(self), name, self.alias
+    def to_sql(formatter = Sql::WhereCondition.new(relation))
+      formatter.attribute self
     end
     
     def format(object)
       object.to_sql(formatter)
     end
     
+    def original_relation
+      relation.relation_for(self)
+    end
+    
+    def christener
+      relation.christener
+    end
+    
     private
     def formatter
       Sql::Attribute.new(self)
diff --git a/lib/arel/primitives/value.rb b/lib/arel/primitives/value.rb
index 650557559a..5142eb45ca 100644
--- a/lib/arel/primitives/value.rb
+++ b/lib/arel/primitives/value.rb
@@ -8,12 +8,12 @@ module Arel
       @value, @relation = value, relation
     end
     
-    def to_sql(formatter = Sql::WhereCondition.new(relation.engine))
+    def to_sql(formatter = Sql::WhereCondition.new(relation))
       formatter.value value
     end
 
     def format(object)
-      object.to_sql(Sql::Value.new(relation.engine))
+      object.to_sql(Sql::Value.new(relation))
     end
     
     def ==(other)