在 MyBatis 中,要將查詢結(jié)果映射到自定義類型,需要遵循以下步驟:
User
的類,包含 id
、name
和 email
屬性。public class User {
private int id;
private String name;
private String email;
// Getters and setters
}
SELECT id, name, email FROM users WHERE id = #{id}
</select>
SELECT id, name, email FROM users WHERE id = #{id}
<result column="id" property="id"/>
<result column="name" property="name"/>
<result column="email" property="email"/>
</select>
public interface UserMapper {
User getUser(int id);
}
現(xiàn)在,當你調(diào)用 UserMapper.getUser()
方法時,MyBatis 會執(zhí)行定義的查詢并將結(jié)果映射到自定義類型 User
。