This topic describes the release notes for Data Transmission Service (DTS) and provides links to the relevant references.
2019
| Release date | Description | References |
|---|---|---|
| December 2019 | Data migration from PostgreSQL databases (version 11) is supported. | Migrate incremental data from a self-managed PostgreSQL database (version 10.1 to 13.0) to an ApsaraDB RDS for PostgreSQL instance |
| Data synchronization from a self-managed PostgreSQL database (versions 9.x to 11.x) to an AnalyticDB for PostgreSQL instance is supported. | Synchronize data from a self-managed PostgreSQL database to an AnalyticDB for PostgreSQL instance | |
| Data migration from a MySQL database to an AnalyticDB for MySQL cluster (version 3.0) is supported. The source MySQL database can be a self-managed MySQL database, an ApsaraDB RDS for MySQL instance, or a PolarDB for MySQL cluster. | Overview of data migration scenarios | |
| Disaster recovery instances can be created for ApsaraDB RDS for MySQL instances. | Create a disaster recovery instance | |
| October 2019 | Data migration from MongoDB Atlas databases is supported. Transaction logs are supported. Note DTS connects to MongoDB Atlas by using SSL-encrypted migration channels. This type of migration channel is secure and reliable. | Migrate data from a MongoDB Atlas database to an ApsaraDB for MongoDB instance |
| September 2019 | Data migration from ApsaraDB for MariaDB instances, PolarDB for Oracle clusters, and ApsaraDB RDS for SQL Server instances (version 2017) is supported. | Supported sources and targets |
| July 2019 | Data migration from MongoDB databases (version 4.0) and PostgreSQL databases (version 10.x) is supported. | Supported sources and targets |
| Notification of alert clearance events is supported. If an alert is cleared, you will receive an SMS message. This reduces your O&M costs. | None | |
| June 2019 | The online query feature is optimized to improve the user experience of change tracking. | Alibaba Cloud no longer provides the online query feature. |
| The full data migration feature is upgraded. The logic for resuming migration tasks is optimized to achieve near-lossless resumable transmission. | None | |
| May 2019 | The new change tracking feature is available. | Change tracking (new) |
| Data migration, data synchronization, and change tracking are supported for MySQL databases (version 8.0). | Supported sources and targets |