discourse/db/migrate/20130612200846_create_post_upload_join_table.rb
2017-07-28 10:20:09 +09:00

13 lines
352 B
Ruby

class CreatePostUploadJoinTable < ActiveRecord::Migration
def change
create_table :posts_uploads, force: true, id: false do |t|
t.integer :post_id
t.integer :upload_id
end
add_index :posts_uploads, :post_id
add_index :posts_uploads, :upload_id
add_index :posts_uploads, [:post_id, :upload_id], unique: true
end
end