Question

mybatis框架怎样传入一个参数，然后传出一个参数

Answer 1

<select id="findUserIntegral" parameterType="com.great.entity.User（传入的参数，我这里是自定义的一个类）" resultType="String（传出的参数，即下面查询语句的结果）">
select 字段 from 表名 where USER_ID=#{userId}
</select>

Answer 2

Winter is a cold season. Though the temperature is very low,but I like it ,I can play with my frends in the playground .I think I can watch TV at home instead of walking outside .So I like winter,because I can do something which is interesting.