Ejemplo de Esquema para tu Libro

Error en la base de datos de WordPress: [Unknown column 'wp_posts.post_type' in 'WHERE']
SELECT SQL_CALC_FOUND_ROWS wp_comments.comment_ID FROM wp_comments LEFT JOIN wp_posts AS wp_posts_to_exclude_reviews ON comment_post_ID = wp_posts_to_exclude_reviews.ID WHERE ( comment_approved = '1' ) AND comment_post_ID = 982 AND comment_parent = 0 AND comment_type != 'order_note' AND comment_type != 'webhook_delivery' AND comment_type != 'action_log' AND wp_posts_to_exclude_reviews.post_type NOT IN ('product') AND wp_posts.post_type <> 'wc_user_membership' ORDER BY wp_comments.comment_date_gmt ASC, wp_comments.comment_ID ASC