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bansalakhil/gist:3402488

Created August 20, 2012 09:01
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Edge rails: Now create HABTM join tables easily using migration helper
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gistfile1.rb
# Edge rails you can do:
create_join_table :products, :categories
# Earlier:
create_table :categories_products, :id => false do |td|
td.integer :product_id, :null => false
td.integer :category_id, :null => false
end
# http://webonrails.com
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