Export account from salesforce

export_detail_address.rb

require 'restforce'
require 'csv'

client = Restforce.new :username => 'admin@bayekeji.com',
  :password       => '',
  :client_id      => '3MVG9Z',
  :client_secret  => '8211'

hsh_ary = client.query("select Id, LastName, DetailAddress__c from account where DetailAddress__c != null")

rowid = 0
CSV.open('address_details.csv', 'w') do |csv|
  hsh_ary.each do |hsh|
    rowid += 1
    if rowid == 1
      csv << %w(Id LastName DetailAddress__c)
    else
      csv << [hsh.Id, hsh.LastName, hsh.DetailAddress__c]
    end
  end
end