Contents

class AddIbUnderlyings < ActiveRecord::Migration

  def change
    # Calculated characteristics of underlying Contract (volatile)
    create_table(:ib_underlyings) do |t|
      t.references :contract
      t.integer :con_id #  # int: The unique contract identifier specifying the security
      t.float :delta # double: The underlying stock or future delta
      t.float :price #  double: The price of the underlying
      t.timestamps
    end
  end
end

__END__
rails generate scaffold underlying contract_id:integer con_id:integer delta:float price:float 

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
ib-ruby-0.9.2	db/migrate/151_add_ib_underlyings.rb
ib-ruby-0.9.1	db/migrate/151_add_ib_underlyings.rb
ib-ruby-0.9.0	db/migrate/151_add_ib_underlyings.rb
ib-ruby-0.8.5	db/migrate/151_add_ib_underlyings.rb