Index: /Code/camping-trunk/lib/camping/session.rb
===================================================================
--- /Code/camping-trunk/lib/camping/session.rb	(revision 224)
+++ /Code/camping-trunk/lib/camping/session.rb	(working copy)
@@ -60,16 +60,19 @@
     #   end
     #
     def self.create_schema
-        unless table_exists?
-            ActiveRecord::Schema.define do
-                create_table :sessions, :force => true, :id => false do |t|
-                    t.column :hashid,      :string,  :limit => 32
-                    t.column :created_at,  :datetime
-                    t.column :ivars,       :text
-                end
+      if !table_exists? || (!column_names.include?("id"))
+        # We can't just do add_column because we need a pkey column w/auto increment
+        drop_table :sessions if table_exists?
+        ActiveRecord::Schema.define do
+            create_table :sessions, :force => true do |t|
+                t.column :hashid,      :string,  :limit => 32, :null => false
+                t.column :created_at,  :datetime
+                t.column :ivars,       :text
             end
-            reset_column_information
+            add_index(:sessions, [:hashid], :unique)
         end
+        reset_column_information
+      end
     end
 end
 end