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nz/dynamically_excluding_select.rb

Created September 8, 2009 20:01
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dynamically_excluding_select.rb
class Thing < ActiveRecord::Base
has_many :other_things, :select => OtherThing.columns_to_select.join(",")
end
class OtherThing < ActiveRecord::Base
belongs_to :thing
def self.columns_to_select
column_names - ["big_column_1", "big_column_2"]
end
end
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