This topic describes the pricing, expiration, and overdue payment policies of Professional Edition.
Billing rules
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DAS Professional Edition uses a combination of the subscription billing method and the pay-as-you-go billing method. You are charged subscription fees based on the number of database instances for which DAS Professional Edition can be enabled, and you are charged for the storage for SQL Explorer on a pay-as-you-go basis. The following table describes the pricing details.
| Billable item | Billing method | Unit price | Unit price for excess storage |
|---|---|---|---|
| Number of database instances for which DAS Professional Edition can be enabled | Subscription | USD 6.2 per instance-month | None |
| Storage for SQL Explorer | Pay-as-you-go |
|
If your database instance is deployed in the China (Hangzhou), China (Shanghai), China (Qingdao), China (Beijing), China (Shenzhen), China (Zhangjiakou), China (Hohhot), China (Chengdu), China (Guangzhou), China (Heyuan), China (Ulanqab), Malaysia (Kuala Lumpur), or Indonesia (Jakarta) region, DAS offers 5 GB of free storage for SQL Explorer. If the free quota is exceeded, you are charged for the excess storage based on the unit price for excess storage. |
|
If your database instance is deployed in the China (Hong Kong) or Singapore (Singapore) region, you are charged for the excess storage based on the unit price for excess storage. |
Example:
Assume that you have a database instance deployed in the China (Hangzhou) region. The average number of queries per second (QPS) is 100, each SQL statement is 100 bytes in length, and the minimum storage period of SQL Explorer data is 30 days. In this case, you are charged USD 16 for DAS Professional Edition for 30 days.
Service expiration
| Edition | Expiration condition | Impact of expiration |
|---|---|---|
| DAS Professional Edition | The validity period ends, and DAS Professional Edition is not renewed before it expires. | The services that are provided by DAS Professional Edition are automatically suspended,
and the SQL Explorer feature is automatically disabled. All data that is generated
by DAS Professional Edition is deleted, including the data that is generated by SQL
Explorer and other analytical features of DAS Professional Edition.
Note To prevent data loss, renew DAS Professional Edition at your earliest convenience.
For more information, see Renewal management of DAS Professional Edition.
|
| DAS Basic Edition | DAS Basic Edition does not expire. | None |
Overdue payments
If the total size of data that is generated by DAS Professional Edition exceeds the free quota and the balance of your account is insufficient to pay the fees for the excess data, an overdue payment is generated. Data generated by DAS Professional Edition includes the data that is generated by SQL Explorer and other analytical features of DAS Professional Edition.