Displaying 2 results from an estimated 2 matches for "callbas".
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callbase
2009 Jun 17
2
validates_uniqueness_of fails on STI in Rails 2.3.2
I''ve got something like this:
class Position < ActiveRecord::Base
end
class CartItem < Position
validates_uniqueness_of :product_id
end
When I try to save CartItem I get this error:
ArgumentError: wrong number of arguments (1 for 2)
from
/home/joaz/.gem/ruby/1.8/gems/activerecord-2.3.2/lib/active_record/validations.rb:758:in
`exists?''
from
2006 Jan 02
19
AR: How to store and restore in YML.
Hello-
I have a database with entries that are segmented by customers. I would
like to be able to store / delete / restore a particular customer''s
information. I will need to rebuild the rows on restore and also
rebuild the associations for the different tables.
For example,
customer {
id
name
}
companies {
id
customer_id (belongs_to)
name
}
contacts {
id