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Data Transmission Service:2022

Last Updated:Jun 13, 2024

This topic describes the release notes for Data Transmission Service (DTS) in 2022 and provides links to the relevant references.

June 2022

Category	Feature	References
New feature	The Thailand (Bangkok) and Korea (Seoul) regions are supported.	Supported regions Whitelist DTS IP ranges for your user-created database

May 2022

Category	Feature	References
New feature	Data synchronization from a Db2 for LUW database to a PolarDB for MySQL cluster is supported.	Synchronize data from a Db2 for LUW database to a PolarDB for MySQL cluster

April 2022

Category	Feature	References
New feature	Data synchronization and migration from an ApsaraDB RDS for MySQL instance to an ApsaraDB RDS for PostgreSQL instance are supported.	Synchronize data from an ApsaraDB RDS for MySQL instance to an ApsaraDB RDS for PostgreSQL instance Migrate data from an ApsaraDB RDS for MySQL instance to an ApsaraDB RDS for PostgreSQL instance
New feature	Data migration from a PolarDB-X 1.0 instance to a PolarDB-X 2.0 instance is supported.	Migrate data from a PolarDB-X 1.0 instance to a PolarDB-X 2.0 instance
New feature	Data synchronization and migration from a PolarDB for PostgreSQL cluster to an ApsaraDB RDS for PostgreSQL instance is supported.	Synchronize data from a PolarDB for PostgreSQL cluster to an ApsaraDB RDS for PostgreSQL instance Migrate data from a PolarDB for PostgreSQL cluster to an ApsaraDB RDS for PostgreSQL instance
New feature	Data synchronization from an ApsaraDB RDS for SQL Server instance to a DataHub project is supported.	Synchronize data from an ApsaraDB RDS for SQL Server instance to a DataHub project

March 2022

Category	Feature	References
New feature	Data synchronization from a MySQL instance to a self-managed Oracle database is supported.	Synchronize data from an ApsaraDB RDS for MySQL instance to a self-managed Oracle database
New feature	Data synchronization from a PolarDB-X 2.0 instance to a MaxCompute project is supported.	Synchronize data from a PolarDB-X 2.0 instance to a MaxCompute project
New feature	The extract, transform, load (ETL) configuration of a data synchronization task can be modified.	Configure ETL in a data migration or synchronization task

February 2022

Category	Feature	References
New feature	Data synchronization from a self-managed Oracle database to a MaxCompute project is supported. This feature is available in the new DTS console.	-
New feature	Data synchronization from a PolarDB for Oracle cluster to an AnalyticDB for MySQL cluster is supported. This feature is available in the new DTS console.	-

January 2022

Category	Feature	References
New feature	Incremental synchronization of the following DDL operations is supported during a one-way data synchronization task between PolarDB for Oracle clusters: CREATE TABLE and DROP TABLE ALTER TABLE, including RENAME TABLE, ADD COLUMN, ADD COLUMN DEFAULT, ALTER COLUMN TYPE, DROP COLUMN, ADD CONSTRAINT, ADD CONSTRAINT CHECK, and ALTER COLUMN DROP DEFAULT CREATE INDEX ON TABLE and DROP INDEX DROP RULE CREATE SEQUENCE, ALTER SEQUENCE RENAME TO, and DROP SEQUENCE	-
New feature	Incremental synchronization of the following DDL operations is supported from a self-managed PostgreSQL database to an ApsaraDB RDS for PostgreSQL instance and during a one-way data synchronization task between ApsaraDB RDS for PostgreSQL instances: CREATE TABLE and DROP TABLE ALTER TABLE, including RENAME TABLE, ADD COLUMN, ADD COLUMN DEFAULT, ALTER COLUMN TYPE, DROP COLUMN, ADD CONSTRAINT, ADD CONSTRAINT CHECK, and ALTER COLUMN DROP DEFAULT CREATE INDEX ON TABLE and DROP INDEX DROP RULE CREATE SEQUENCE, ALTER SEQUENCE RENAME TO, and DROP SEQUENCE Note The PosrgreSQL version of the self-managed PostgreSQL database must be later than 9.4.8. The minor engine version of the ApsaraDB RDS for PostgreSQL instance must be 20201230 if the instance runs PostgreSQL 10 or PostgreSQL 12, 20201130 if the instance runs PostgreSQL 11, and 20210228 if the instance runs PostgreSQL 13.	Configure one-way synchronization between ApsaraDB RDS for PostgreSQL instances Synchronize data from a self-managed PosgreSQL database to an ApsaraDB RDS for PostgreSQL instance
Optimized feature	After alert rules are configured for data synchronization tasks in the DTS console, DTS sends alerts as text messages to alert contacts if the objects to synchronize fail to be changed.	None.