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require 'earth/fuel'
class CensusDivision < ActiveRecord::Base
self.primary_key = "number"
belongs_to :census_region, :foreign_key => 'census_region_number'
has_many :states, :foreign_key => 'census_division_number'
has_many :zip_codes, :through => :states
has_many :climate_divisions, :through => :states
has_many :residential_energy_consumption_survey_responses, :foreign_key => 'census_division_number'
# https://spreadsheets.google.com/pub?key=0AoQJbWqPrREqdFJ3U3VaSG1oQW1yclY3M3FsRzRDNFE&hl=en&output=html
falls_back_on :meeting_building_natural_gas_intensity => 0.0004353615 * 100.cubic_feet.to(:cubic_metres) / 1.square_feet.to(:square_metres),
:meeting_building_fuel_oil_intensity => 0.0000925593.gallons.to(:litres) / 1.square_feet.to(:square_metres),
:meeting_building_electricity_intensity => 0.0084323684 / 1.square_feet.to(:square_metres),
:meeting_building_district_heat_intensity => 0.0004776370.kbtus.to(:megajoules) / 1.square_feet.to(:square_metres)
col :number, :type => :integer
col :name
col :census_region_name
col :census_region_number, :type => :integer
col :meeting_building_natural_gas_intensity, :type => :float
col :meeting_building_natural_gas_intensity_units
col :meeting_building_fuel_oil_intensity, :type => :float
col :meeting_building_fuel_oil_intensity_units
col :meeting_building_electricity_intensity, :type => :float
col :meeting_building_electricity_intensity_units
col :meeting_building_district_heat_intensity, :type => :float
col :meeting_building_district_heat_intensity_units
end
Version data entries
10 entries across 10 versions & 1 rubygems