Gives directions for using an error provider component to display data errors.
提供有关如何使用错误提供程序组件来显示数据错误的说明。
Transactionality simplifies error handling significantly for both the requestor and provider of the service, but at the cost of some additional performance overhead.
事务性同时为服务的请求者和提供者极大地简化了错误处理,但代价是付出额外的性能开销。
If the email address is not valid or does not exist, we expect to get an error from the email provider.
如果电子邮件地址无效或不存在,就会从电子邮件提供商那里收到一个错误。
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