ruby microsoft sql server

puts "start..."
require 'tiny_tds'  
client = TinyTds::Client.new username: 'sa', password: '123***s', host: '192.168.1.215', port: 1433, database: 'alyamama' 
#results = client.execute("SELECT * FROM motif_controle")  
#puts results.fields
#results.each do |row|  
#	puts row
#end  
#puts "---------------"
results = client.execute("EXEC sp_test")
#results.do
results.each do |row|  

	puts row.values_at("CodeMotif")
	puts row.values_at("Description")

end