Rails - May 2009 - problem with migration

Hi
I have a problem im migration

1) ruby script/generate migration add_price

2)

class AddPrice < ActiveRecord::Migration
  def self.up
      add_column :products, :price, :precesion => 8, :scale => 2 ,
:default => 0
  end

  def self.down
       remove_column :products, :price
  end
end

3)Error

==  AddPrice: migrating
======================================================-- add_column(:products,
:price, :decimal, {:scale=>2, :default=>0,
:precesion=>8})
rake aborted!
An error has occurred, all later migrations canceled:

Error adding decimal column: precision cannot be empty if scale if
specified


??? help me
-- 
Posted via http://www.ruby-forum.com/.

On May 2, 2009, at 6:04 PM, Sasha Sasha wrote:
>
> Hi
> I have a problem im migration
>
> 1) ruby script/generate migration add_price
>
> 2)
>
> class AddPrice < ActiveRecord::Migration
>  def self.up
>      add_column :products, :price, :precesion => 8, :scale => 2 ,
> :default => 0
>  end
>
>  def self.down
>       remove_column :products, :price
>  end
> end
>
> 3)Error
>
> ==  AddPrice: migrating
> ======================================================> --
add_column(:products, :price, :decimal, {:scale=>2, :default=>0,
> :precesion=>8})
> rake aborted!
> An error has occurred, all later migrations canceled:
>
> Error adding decimal column: precision cannot be empty if scale if
> specified
>
>
> ??? help me
Compare the spelling in the error message to the spelling in your  
migration.

-Rob

Rob Biedenharn		http://agileconsultingllc.com
Rob-xa9cJyRlE0mWcWVYNo9pwxS2lgjeYSpx@public.gmane.org