You are adding an extension attribute to the CustomerInterface class. You have specified data for the extension attribute, but when you check the database, nothing has been saved. Why is that?

1.02K 浏览助理开发人员考试测试题库

You are adding an extension attribute to the CustomerInterface class. You have specified data for the extension attribute, but when you check the database, nothing has been saved. Why is that?

0
【腾讯云】618采购季来袭!爆款云服务器18元起,参与活动享多重好礼
【腾讯云】境外1核2G服务器低至2折,半价续费券限量免费领取!