Fixed that AR exists?() would explode on postgresql if the passed id did not...

Fixed that AR exists?() would explode on postgresql if the passed id did not match the PK type #900 [Scott Barron]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@983 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activerecord/CHANGELOG

 *SVN*
 
+* Fixed that AR exists?() would explode on postgresql if the passed id did not match the PK type #900 [Scott Barron]
+
 * Fixed the MS SQL adapter to work with the new limit/offset approach and with binary data (still suffering from 7KB limit, though) #901 [delynnb]
 
 

activerecord/lib/active_record/base.rb

@@ -330,7 +330,7 @@ def find(*args)
       # Example:
       #   Person.exists?(5)
       def exists?(id)
-        !find_first("#{primary_key} = #{sanitize(id)}").nil?
+        !find_first("#{primary_key} = #{sanitize(id)}").nil? rescue false
       end
 
       # This method is deprecated in favor of find with the :conditions option.