db/primary_migrate/20180607144007_create_remote_settings.rb
class CreateRemoteSettings < ActiveRecord::Migration[5.1]
def change
create_table :remote_settings do |t|
t.string "name", null: false
t.string "url", null: false
t.text "contents", null: false
t.timestamps
end
add_index :remote_settings, ["name"], name: "index_remote_settings_on_name", unique: true, using: :btree
end
end