mysql_select_db($database_connBlog, $connBlog); $query_NumberOfComments = "SELECT blg_article_art.id_art, COUNT(*) AS NumberOfComments FROM blg_comment_com, blg_article_art WHERE blg_article_art.id_art = blg_comment_com.idart_com GROUP BY blg_article_art.id_art DESC LIMIT 0 , 30"; $query_CommentsResult = mysql_query($query_NumberOfComments, $connBlog) or die(mysql_error());