1 files changed, 3 insertions, 17 deletions
diff --git a/activerecord/lib/active_record/attribute_methods/query.rb b/activerecord/lib/active_record/attribute_methods/query.rb
index a949d80120..0154ee35f8 100644
--- a/activerecord/lib/active_record/attribute_methods/query.rb
+++ b/activerecord/lib/active_record/attribute_methods/query.rb
@@ -8,23 +8,7 @@ module ActiveRecord
       end
 
       def query_attribute(attr_name)
-        unless value = read_attribute(attr_name)
-          false
-        else
-          column = self.class.columns_hash[attr_name]
-          if column.nil?
-            if Numeric === value || value !~ /[^0-9]/
-              !value.to_i.zero?
-            else
-              return false if ActiveRecord::ConnectionAdapters::Column::FALSE_VALUES.include?(value)
-              !value.blank?
-            end
-          elsif column.number?
-            !value.zero?
-          else
-            !value.blank?
-          end
-        end
+        _attributes.has?(attr_name)
       end
 
       private
@@ -35,3 +19,5 @@ module ActiveRecord
     end
   end
 end
+
+