package com.geekq.miaosha.dao; import org.apache.ibatis.annotations.Insert; import org.apache.ibatis.annotations.Mapper; import org.apache.ibatis.annotations.Param; import org.apache.ibatis.annotations.Select; import com.geekq.miaosha.domain.User; @Mapper public interface UserDao { @Select("select * from user where id = #{id}") public User getById(@Param("id")int id); @Insert("insert into user (id, name) values(#{id}, #{name})") public int insert(User user); }