From eb15c9eaad429410da447f17f6f7187f72f41632 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Lang <jp_lang@yahoo.fr>
Date: Sat, 10 Dec 2011 17:06:46 +0000
Subject: [PATCH] Role.all broken in migration due to default sort (columns do
 not exist yet). Use raw SQL instead.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@8182 e93f8b46-1217-0410-a6f0-8f06a7374b81
---
 db/migrate/020_add_role_position.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/db/migrate/020_add_role_position.rb b/db/migrate/020_add_role_position.rb
index e220bd9fd..0012833fe 100644
--- a/db/migrate/020_add_role_position.rb
+++ b/db/migrate/020_add_role_position.rb
@@ -1,7 +1,7 @@
 class AddRolePosition < ActiveRecord::Migration
   def self.up
     add_column :roles, :position, :integer, :default => 1
-    Role.find(:all).each_with_index {|role, i| role.update_attribute(:position, i+1)}
+    Role.update_all("position = (SELECT COUNT(*) FROM #{Role.table_name} r WHERE r.id < id) + 1")
   end
 
   def self.down