Show number of Wordpress querys and query strings on footer

wp-show-quieries.php

function sc_profile() {
  //only if we are debugging
  if (WP_DEBUG === true) {
  
    //only for administrators
    if (current_user_can('level_10')) {
    
      printf("%s queries in %s seconds.", get_num_queries(), timer_stop(0,3));
      
      //show queries
      //after adding define('SAVEQUERIES', true ) in the wp-config.php
      global $wpdb;
      echo "<pre>";
      print_r($wpdb->queries);
      echo "</pre>";
    }
  }
}
add_action( 'wp_footer', 'sc_profile', 100 );