And many businesses like to reduce unit transaction costs by aggregating requests over numerous clients before sending the requests to a thirdparty.
许多企业在将请求发送到第三方之前，喜欢通过聚合许多客户的请求来降低单位事务成本。
2
Then if a system or media failure occurs, you can use the transaction log and a third-party backup utility to recover your database.
如果系统或媒体发生失败，您可以使用事务日志和第三方备份实用工具恢复数据库。
3
If an exception process occurs or can't complete the transaction with any one of the thirdparty providers, the web service has to make sure to go back to the previous state.