Contents

class CreateC80YaxJoinTableItemsItemsSimilar < ActiveRecord::Migration
  def self.up
    create_table :c80_yax_items_similar, id: false do |t|
      t.integer :item_id
      t.integer :similar_item_id
    end

    add_index(:c80_yax_items_similar, [:item_id, :similar_item_id], :unique => true)
    add_index(:c80_yax_items_similar, [:similar_item_id, :item_id], :unique => true)
  end

  def self.down
    remove_index(:c80_yax_items_similar, [:similar_item_id, :item_id])
    remove_index(:c80_yax_items_similar, [:item_id, :similar_item_id])
    drop_table :c80_yax_items_similar
  end
end

Version data entries

15 entries across 15 versions & 1 rubygems

Version	Path
c80_yax-0.1.0.25	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.24	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.23	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.22	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.21	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.20	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.18	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.17	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.16	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.15	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.14	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.13	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.12	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.11	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb
c80_yax-0.1.0.10	db/migrate/20170707060000_create_c80_yax_join_table_items_items_similar.rb