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minor changes in migrations guide

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1 parent b3719ee commit febdd6c96c827b8faee22ba9d15c1d943a70a6d3 @vijaydev vijaydev committed with fxn Aug 3, 2011
Showing with 4 additions and 4 deletions.
  1. +4 −4 railties/guides/source/migrations.textile
@@ -540,7 +540,7 @@ end
# app/model/product.rb
class Product < ActiveRecord::Base
- validates_presence_of :flag
+ validates :flag, :presence => true
end
</ruby>
@@ -561,8 +561,7 @@ end
# app/model/product.rb
class Product < ActiveRecord::Base
- validates_presence_of :flag
- validates_presence_of :fuzz
+ validates :flag, :fuzz, :presence => true
end
</ruby>
@@ -594,9 +593,10 @@ If Alice had done this instead, there would have been no problem:
class AddFlagToProduct < ActiveRecord::Migration
class Product < ActiveRecord::Base
end
+
def change
add_column :products, :flag, :int
- Product.reset_column_information
+ Product.reset_column_information
Product.all.each { |f| f.update_attributes!(:flag => false) }
end
end

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