require "mysql"

   begin
     # connect to the MySQL server
     dbh = Mysql.real_connect("127.0.0.1", "<username>", "<password>", "<database>")
     # get server version string and display it
     puts "Server version: " + dbh.get_server_info
   rescue Mysql::Error => e
     puts "Error code: #{e.errno}"
     puts "Error message: #{e.error}"
     puts "Error SQLSTATE: #{e.sqlstate}" if e.respond_to?("sqlstate")
   ensure
     # disconnect from server
     dbh.close if dbh
   end