1 files changed, 1 insertions, 26 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb b/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb
index a865c5c310..c916c0795d 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/cast.rb
@@ -2,18 +2,9 @@ module ActiveRecord
   module ConnectionAdapters
     module PostgreSQL
       module Cast # :nodoc:
-        def point_to_string(point) # :nodoc:
-          "(#{number_for_point(point[0])},#{number_for_point(point[1])})"
-        end
-
-        def number_for_point(number)
-          number.to_s.gsub(/\.0$/, '')
-        end
-
-        def hstore_to_string(object, array_member = false) # :nodoc:
+        def hstore_to_string(object) # :nodoc:
           if Hash === object
             string = object.map { |k, v| "#{escape_hstore(k)}=>#{escape_hstore(v)}" }.join(', ')
-            string = escape_hstore(string) if array_member
             string
           else
             object
@@ -34,28 +25,12 @@ module ActiveRecord
           end
         end
 
-        def json_to_string(object) # :nodoc:
-          if Hash === object || Array === object
-            ActiveSupport::JSON.encode(object)
-          else
-            object
-          end
-        end
-
         def range_to_string(object) # :nodoc:
           from = object.begin.respond_to?(:infinite?) && object.begin.infinite? ? '' : object.begin
           to   = object.end.respond_to?(:infinite?) && object.end.infinite? ? '' : object.end
           "[#{from},#{to}#{object.exclude_end? ? ')' : ']'}"
         end
 
-        def string_to_json(string) # :nodoc:
-          if String === string
-            ActiveSupport::JSON.decode(string)
-          else
-            string
-          end
-        end
-
         private
 
           HstorePair = begin