This topic describes the prerequisites, benefits, billing, and additional considerations for using Database Autonomy Service (DAS) Professional Edition.

Prerequisites

  • ApsaraDB RDS for MySQL High-availability Edition instances and PolarDB for MySQL instances can be connected to DAS Professional Edition.
  • DAS Professional Edition is available for database instances that are deployed in the China (Hangzhou), China (Shanghai), China (Qingdao), China (Beijing), China (Shenzhen), China (Zhangjiakou), China (Hohhot), China (Hong Kong), Singapore, Malaysia (Kuala Lumpur), and Indonesia (Jakarta) regions.

Benefits

  • DAS Professional Edition aggregates and analyzes the SQL Explorer-collected data by client IP address in SQL templates per minute. This increases your data loading speed.
  • DAS Professional Edition provides security audit features to ensure data security. The security audit features can help you identify high-risk SQL statements, detect SQL injection attacks, and identify new access sources.

Pricing

For more information about the pricing of DAS Professional Edition, see Pricing of DAS Professional Edition.

Additional considerations

  • DAS Professional Edition is subject to the following limits:
    • DAS cannot connect to self-managed databases.
    • DAS cannot connect to ApsaraDB RDS for MySQL Basic Edition instances but can connect to ApsaraDB RDS for MySQL High-availability Edition instances.
  • When DAS Professional Edition is enabled, all the supported features of SQL Explorer are enabled. In addition, the following value-added features are provided:
    • SQL Explorer precomputes, analyzes, aggregates, and stores all the data by minute for fast responses.
    • DAS Professional Edition provides features that include high-risk SQL identification, SQL injection detection, SQL exception detection, new SQL identification, and new access source identification.
      Note For more information about the supported features of SQL Explorer, see Search and Abnormal SQL request identification.
  • You can purchase DAS Professional Edition only once for each Alibaba Cloud account. For more information about how to purchase DAS Professional Edition, see Purchase DAS Professional Edition.
  • When DAS Professional Edition is enabled, the SQL storage duration is set to one month for your instances. s
  • You can increase the number of available instances that are supported by DAS Professional Edition. However, you cannot downgrade configurations or apply for a refund.