insert into vam_reply(bookId, memberId, content, rating) values(#{bookId}, #{memberId}, #{content}, #{rating}) select replyId from vam_reply where memberId = #{memberId} and bookId = #{bookId} select replyId, bookId, memberId, content, rating, regDate from vam_reply where bookId = #{bookId} order by regDate desc limit #{skip}, #{amount} select count(*) from vam_reply where bookId = #{bookId} update vam_reply set content = #{content}, rating = #{rating} where replyId = #{replyId} select * from vam_reply where replyId = #{replyId} DELETE FROM vam_reply WHERE replyId = #{replyId} select avg(rating) from vam_reply where bookId = #{bookId} update vam_book set ratingAvg = #{ratingAvg} where bookId = #{bookId}