zz-marketing/src/main/resources/mapper/OrderInvoiceMapper.xml

<?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.zhongzheng.mapper.OrderInvoiceMapper">

    <select id="getOrderInvoiceById" parameterType="java.lang.Long" resultType="com.zhongzheng.domian.OrderInvoice">
        SELECT * FROM order_invoice WHERE invoice_id = #{invoiceId}
    </select>
</mapper>