insert into comments(id, body, user_id, article_id, created_at, updated_at) values ( #{comment.id}, #{comment.body}, #{comment.userId}, #{comment.articleId}, #{comment.createdAt}, #{comment.createdAt} ) delete from comments where id = #{id} select id commentId, body commentBody, user_id commentUserId, article_id commentArticleId, created_at commentCreatedAt from comments where id = #{id} and article_id = #{articleId}