<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper
PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.younike.system.mapper.OrderPaymentMapper">

    <update id="clearPaymentStr">
        update  order_payment set wx_pay_str = null, ali_pay_str = null where order_id = #{orderId}
    </update>

</mapper>