Correcting the documentation which wrongly states that each dynamic f…

…inder creates

method on the class. Only dynamic finders using <tt>scoped_by_*</tt> creates new
methods.

activerecord/lib/active_record/base.rb

@@ -966,17 +966,14 @@ def compute_table_name
           end
         end
 
-        # Enables dynamic finders like <tt>find_by_user_name(user_name)</tt> and 
-        # <tt>find_by_user_name_and_password(user_name, password)</tt> that are turned into 
-        # <tt>where(:user_name => user_name).first</tt> and 
-        # <tt>where(:user_name => user_name, :password => :password).first</tt>
-        # respectively. Also works for <tt>all</tt> by using <tt>find_all_by_amount(50)</tt> 
-        # that is turned into <tt>where(:amount => 50).all</tt>.
+        # Enables dynamic finders like <tt>User.find_by_user_name(user_name)</tt> and 
+        # <tt>User.scoped_by_user_name(user_name). Refer to Dynamic attribute-based finders
+        # section at the top of this file for more detailed information.
         #
         # It's even possible to use all the additional parameters to +find+. For example, the 
         # full interface for +find_all_by_amount+ is actually <tt>find_all_by_amount(amount, options)</tt>.
         #
-        # Each dynamic finder, scope or initializer/creator is also defined in the class after it 
+        # Each dynamic finder using <tt>scoped_by_*</tt> is also defined in the class after it 
         # is first invoked, so that future attempts to use it do not run through method_missing.
         def method_missing(method_id, *arguments, &block)
           if match = DynamicFinderMatch.match(method_id)