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Data Transmission Service:2023

Last Updated:Nov 20, 2024

This topic describes the release notes for Data Transmission Service (DTS) in 2023 and provides links to the relevant references.

December 2023

Category

Feature

References

New feature

Data can be synchronized from an ApsaraDB for MongoDB replica set or sharded cluster instance to a Lindorm instance (wide table engine) to help you develop applications in a more agile, flexible, and efficient way.

Synchronize data from an ApsaraDB for MongoDB instance to a Lindorm instance

November 2023

Category

Feature

References

New feature

Data can be synchronized from a self-managed Oracle database to a PolarDB for MySQL cluster. Compared with a data migration task, a data synchronization task allows you to modify the objects to be synchronized based on your business requirements.

Synchronize data from a self-managed Oracle database to a PolarDB for MySQL cluster

New feature

Data can be migrated from a MySQL-compatible OceanBase database to an ApsaraDB RDS for MySQL instance or a PolarDB for MySQL cluster in the China (Qingdao) region. This helps you reduce database O&M costs.

New feature

Data can be synchronized or migrated from an ApsaraDB RDS for MySQL instance to a Tair (Redis OSS-Compatible) instance in the China (Qingdao) region. This meets your business requirements such as high throughput, low latency, and elastic scaling.

Optimized feature

Data can be synchronized or migrated from a Tair (Redis OSS-Compatible) Enhanced Edition instance or a Tair instance of Version 6.0.

Optimized feature

PolarDB for MySQL clusters that have SSL encryption enabled are supported in DTS.

Optimized feature

Two-way synchronization is supported between PolarDB-X 2.0 Standard Edition instances.

Configure two-way synchronization between PolarDB-X 2.0 instances

October 2023

Category

Feature

References

New feature

Data can be synchronized from an ApsaraDB RDS for MySQL instance or an ApsaraDB for MongoDB instance to a Function Compute function. This way, you can focus on business code development without the need to worry about data dumping.

New feature

Data can be synchronized or migrated from a PolarDB for MySQL cluster to an ApsaraDB for ClickHouse cluster.

September 2023

Category

Feature

References

New feature

Data can be synchronized from an ApsaraDB RDS for MySQL instance to an ApsaraDB for ClickHouse cluster.

Synchronize data from an ApsaraDB RDS for MySQL instance to an ApsaraDB for ClickHouse cluster

New feature

Data can be synchronized or migrated from a MongoDB instance without shard keys to an ApsaraDB for MongoDB sharded cluster instance. You can specify the default values of shard keys in the destination instance.

Optimized feature

Cross-account data sources can be accessed in change tracking tasks.

Overview of change tracking scenarios

August 2023

Category

Feature

References

New feature

Data can be synchronized or migrated from a PolarDB-X 2.0 instance to a self-managed Oracle database.

New feature

DTS dedicated clusters are supported in the China (Hohhot), China (Ulanqab), China (Chengdu), China (Hong Kong), and Germany (Frankfurt) regions.

What is a DTS dedicated cluster

July 2023

Category

Feature

References

New feature

The data shipping feature is supported. You can use SDKs to ship data from various types of data sources to DTS, and then use DTS to synchronize data to destination databases. This allows you to use more types of data sources.

Data shipping

Optimized feature

Two-way synchronization is supported between PolarDB for PostgreSQL (Compatible with Oracle) clusters.

Configure two-way data synchronization between PolarDB for PostgreSQL (Compatible with Oracle) clusters

June 2023

Category

Feature

References

New feature

DTS dedicated clusters are supported in the China (Zhangjiakou), China (Shenzhen), China (Guangzhou), and Singapore regions.

What is a DTS dedicated cluster

New feature

Two-way synchronization is supported between PolarDB-X 2.0 instances.

Configure two-way synchronization between PolarDB-X 2.0 instances

May 2023

Category

Feature

References

New feature

DTS is supported in the China (Ulanqab) region.

Supported regions

New feature

Data can be synchronized between ApsaraDB RDS for MySQL instances that belong to different Alibaba Cloud accounts.

Synchronize data between ApsaraDB RDS for MySQL instances that belong to different Alibaba Cloud accounts

New feature

Throttling can be enabled and a verification benchmark can be specified for full data verification.

Enable data verification

April 2023

Category

Feature

References

New feature

Dedicated clusters can be purchased and used to configure DTS tasks.

What is a DTS dedicated cluster

New feature

The assessment feature is supported during data synchronization and data migration. The feature checks whether the objects to be synchronized or migrated meet the requirements of the destination database when data is synchronized or migrated between ApsaraDB RDS for MySQL instances.

March 2023

Category

Feature

References

New feature

Database accounts and the permissions of the database accounts can be synchronized or migrated from the source database when data is synchronized or migrated between ApsaraDB RDS for MySQL instances.

February 2023

Category

Feature

References

New feature

Full data verification based on the number of rows in a table is supported.

Enable data verification

New feature

Triggers can be migrated or synchronized from the source database when data is migrated or synchronized between MySQL databases.

Synchronize or migrate triggers from the source database

New feature

ApsaraDB RDS for PostgreSQL instances and self-managed PostgreSQL databases that adopt PostgreSQL 14 or 15 are supported.

January 2023

Category

Feature

References

Optimized feature

The details of incremental data verification are optimized.

View data verification details