gistfile1.txt

Loading development environment (Rails 3.2.8)
1.9.3p194 :001 > Foo.unscoped.all.count
  Foo Load (0.5ms)  SELECT "foos".* FROM "foos" 
 => 2 
1.9.3p194 :002 > Foo.first.destroy
  Foo Load (0.2ms)  SELECT "foos".* FROM "foos" WHERE "foos"."reviewed" = 't' LIMIT 1
   (0.1ms)  begin transaction
  SQL (0.5ms)  DELETE FROM "foos" WHERE "foos"."id" = ?  [["id", 9]]
   (5.5ms)  commit transaction
 => #<Foo id: 9, reviewed: true, created_at: "2012-09-27 04:03:08", updated_at: "2012-09-27 04:03:08"> 
1.9.3p194 :003 > Foo.unscoped.all.count
  Foo Load (0.2ms)  SELECT "foos".* FROM "foos" 
 => 1