Improve performance and functionality of the postgresql adapter. Closes

#8049 [roderickvd]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@7329 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activerecord/CHANGELOG

@@ -1,5 +1,9 @@
 *SVN*
 
+* Improve performance and functionality of the postgresql adapter.  Closes #8049 [roderickvd]
+
+	For more information see: http://dev.rubyonrails.org/ticket/8049
+
 * Don't clobber includes passed to has_many.count [danger]
 
 * Make sure has_many uses :include when counting [danger]

activerecord/lib/active_record/connection_adapters/abstract/quoting.rb

@@ -11,12 +11,12 @@ def quote(value, column = nil)
           when String, ActiveSupport::Multibyte::Chars
             value = value.to_s
             if column && column.type == :binary && column.class.respond_to?(:string_to_binary)
-              "'#{quote_string(column.class.string_to_binary(value))}'" # ' (for ruby-mode)
+              "#{quoted_string_prefix}'#{quote_string(column.class.string_to_binary(value))}'" # ' (for ruby-mode)
             elsif column && [:integer, :float].include?(column.type)
               value = column.type == :integer ? value.to_i : value.to_f
               value.to_s
             else
-              "'#{quote_string(value)}'" # ' (for ruby-mode)
+              "#{quoted_string_prefix}'#{quote_string(value)}'" # ' (for ruby-mode)
             end
           when NilClass                 then "NULL"
           when TrueClass                then (column && column.type == :integer ? '1' : quoted_true)
@@ -28,7 +28,7 @@ def quote(value, column = nil)
             if value.acts_like?(:date) || value.acts_like?(:time)
               "'#{quoted_date(value)}'"
             else
-              "'#{quote_string(value.to_yaml)}'"
+              "#{quoted_string_prefix}'#{quote_string(value.to_yaml)}'"
             end
         end
       end
@@ -56,6 +56,10 @@ def quoted_false
       def quoted_date(value)
         value.to_s(:db)
       end
+
+      def quoted_string_prefix
+        ''
+      end
     end
   end
 end