SELECCIONAR POST POR CATEGORIA SIN WORDPRESS Y MYSQL

<?php
                //consulta todos los empleados
                $sql = mysql_query("SELECT DISTINCT post_name,post_title,post_excerpt
                FROM wp_o0qb3z_posts, wp_o0qb3z_term_relationships, wp_o0qb3z_term_taxonomy
                WHERE wp_o0qb3z_term_relationships.object_id = wp_o0qb3z_posts.id
                AND post_status = 'publish'
                AND post_type = 'post'
                AND wp_o0qb3z_term_taxonomy.term_taxonomy_id = wp_o0qb3z_term_relationships.term_taxonomy_id
                AND wp_o0qb3z_term_taxonomy.taxonomy = 'category'
                AND wp_o0qb3z_term_taxonomy.term_id = 'EL ID DE LA CATEGORIA'
                ORDER BY post_date DESC
                LIMIT 10 ",$link);
 
                while($row = mysql_fetch_array($sql)){ 
 
                    echo '<div>'.$row['post_title'].'</div><br />';
 
                } 
            ?>