Warning:  
SELECT date_available,
      COUNT(DISTINCT id) nb_elements,
      COUNT(DISTINCT category_id) nb_cats
  FROM phpwebgallery_images INNER JOIN phpwebgallery_image_category AS ic ON id=image_id
  WHERE 1 = 1
  GROUP BY date_available
  ORDER BY date_available DESC
  LIMIT 0,5
;
[mysql error 1146] Table 'plsanquer.phpwebgallery_image_category' doesn't exist
#0	my_error /var/www/sdb/8/e/plsanquer/phpwebgallery-1.7.3/include/functions.inc.php(632)
#1	pwg_query /var/www/sdb/8/e/plsanquer/phpwebgallery-1.7.3/include/functions_notification.inc.php(452)
#2	get_recent_post_dates /var/www/sdb/8/e/plsanquer/phpwebgallery-1.7.3/include/functions_notification.inc.php(516)
#3	get_recent_post_dates_array /var/www/sdb/8/e/plsanquer/phpwebgallery-1.7.3/feed.php(170)
 in /var/www/sdb/8/e/plsanquer/phpwebgallery-1.7.3/include/functions.inc.php on line 948