select * from t_Link where id = #{id} select * from t_link order by orderNo limit #{start},${size} select count(*) from t_Link insert into t_Link(linkName, linkUrl, orderNo) values (#{linkName}, #{linkUrl}, #{orderNo}) update t_link linkName=#{linkName}, linkUrl=#{linkUrl}, orderNo=#{orderNo}, where id=#{id} delete from t_Link where id = #{id}