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minor changes in migrations guide

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Vijay Dev 2011-08-03 19:13:12 +05:30 committed by Xavier Noria
parent 5adb90a14f
commit 688b0c318f
1 changed files with 4 additions and 4 deletions
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8
railties/guides/source/migrations.textile
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@ -540,7 +540,7 @@ end
# app/model/product.rb # app/model/product.rb
class Product < ActiveRecord::Base class Product < ActiveRecord::Base
validates_presence_of :flag validates :flag, :presence => true
end end
</ruby> </ruby>
@ -561,8 +561,7 @@ end
# app/model/product.rb # app/model/product.rb
class Product < ActiveRecord::Base class Product < ActiveRecord::Base
validates_presence_of :flag validates :flag, :fuzz, :presence => true
validates_presence_of :fuzz
end end
</ruby> </ruby>
@ -594,9 +593,10 @@ If Alice had done this instead, there would have been no problem:
class AddFlagToProduct < ActiveRecord::Migration class AddFlagToProduct < ActiveRecord::Migration
class Product < ActiveRecord::Base class Product < ActiveRecord::Base
end end
def change def change
add_column :products, :flag, :int add_column :products, :flag, :int
Product.reset_column_information Product.reset_column_information
Product.all.each { |f| f.update_attributes!(:flag => false) } Product.all.each { |f| f.update_attributes!(:flag => false) }
end end
end end