Class: AutomobileActivityYearTypeFuel

Inherits:
ActiveRecord::Base
  • Object
show all
Extended by:
Earth::Model
Defined in:
lib/earth/automobile/automobile_activity_year_type_fuel.rb

Constant Summary collapse

TABLE_STRUCTURE = 
<<-EOS

CREATE TABLE automobile_activity_year_type_fuels
  (
     name                   CHARACTER VARYING(255) NOT NULL PRIMARY KEY,
     activity_year          INTEGER,
     type_name              CHARACTER VARYING(255),
     fuel_family            CHARACTER VARYING(255),
     distance               FLOAT,
     distance_units         CHARACTER VARYING(255),
     fuel_consumption       FLOAT,
     fuel_consumption_units CHARACTER VARYING(255)
  );

EOS

Class Method Summary collapse

Methods included from Earth::Model

extend_mining, extended, registry

Class Method Details

.latest ⇒ Object

Used by AutomobileFuel to get records from latest activity year



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# File 'lib/earth/automobile/automobile_activity_year_type_fuel.rb', line 25

def self.latest
  where :activity_year => maximum(:activity_year)
end