业务逻辑层实现事务处理

Code

The order for reconciling changes to related data is as follows:

• Delete child records (in this case, delete records from the Orders table)

• Delete parent records (in this case, delete records from the Customers table)

• Insert parent records (in this case, insert records in the Customers table)

• Insert child records (in this case, insert records in the Orders table)