object(mysqli)#2 (19) {
  ["affected_rows"]=>
  int(-1)
  ["client_info"]=>
  string(6) "5.5.40"
  ["client_version"]=>
  int(50540)
  ["connect_errno"]=>
  int(0)
  ["connect_error"]=>
  NULL
  ["errno"]=>
  int(0)
  ["error"]=>
  string(0) ""
  ["error_list"]=>
  array(0) {
  }
  ["field_count"]=>
  int(1)
  ["host_info"]=>
  string(25) "Localhost via UNIX socket"
  ["info"]=>
  NULL
  ["insert_id"]=>
  int(0)
  ["server_info"]=>
  string(10) "5.5.42-cll"
  ["server_version"]=>
  int(50542)
  ["stat"]=>
  string(149) "Uptime: 1846950  Threads: 28  Questions: 33202484  Slow queries: 8  Opens: 560744  Flush tables: 85  Open tables: 400  Queries per second avg: 17.976"
  ["sqlstate"]=>
  string(5) "00000"
  ["protocol_version"]=>
  int(10)
  ["thread_id"]=>
  int(1915666)
  ["warning_count"]=>
  int(0)
}