Updated on 2025-12-05 GMT+08:00

Data Subscription

Data subscription is used to obtain data changes of key services in the database. DRS caches the data changes and provides a unified SDK interface for downstream services to subscribe to, obtain, and consume the changes. Table 1 describes the supported databases and data types. For details about data subscription, see Data Subscription.

Table 1 Database information

DB Engine

Data Type

RDS for MySQL

Versions 5.6 and 5.7

  • Data update
  • Structure update