What's New
The tables below describe the functions released in each Data Replication Service version and corresponding documentation updates. New features will be successively launched in each region.
April 2024
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Data comparison |
Supported data filtering for value comparison. |
Commercial use |
|
2 |
Data processing |
Changed the maximum number of tables that can be filtered to 512. |
Commercial use |
|
3 |
Synchronization progress |
Supported synchronization object skipping during the full synchronization. |
Commercial use |
|
4 |
Real-time migration |
Supported migration from a cluster to a replica set for MongoDB-to-DDS migration. |
Commercial use |
|
5 |
Synchronization mode change for a task |
Supported changing the synchronization mode for a MySQL-to-GaussDB(for MySQL) synchronization task. |
Commercial use |
March 2024
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Some scenarios are put into commercial use. |
The following data flow scenarios meet the commercial use standards:
|
Commercial use |
|
2 |
Workload replay |
Supported the display of workload replay progress in percentage. |
Open beta testing |
|
3 |
Task creation |
When creating a task using a public network, you need to manually specify an EIP. |
Commercial use |
|
4 |
Some scenarios are in open beta testing. |
The following data flow scenarios are in open beta testing.
|
Open beta testing |
February 2024
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
More workload replay scenarios |
Supported self-managed MySQL for Source DB From for a workload replay task from MySQL to the cloud. |
Open beta testing |
|
2 |
Functions for real-time synchronization optimized |
|
Commercial use |
|
3 |
More synchronization modes supported |
Supported full synchronization and incremental synchronization for real-time synchronization from Microsoft SQL Server to GaussDB. |
Open beta testing |
|
4 |
Data comparison optimized |
Supported LOB length comparison in value comparison for real-time synchronization from Oracle to GaussDB. |
Commercial use |
December 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
DNS server configuration |
Supported DNS server configuration for real-time migration from MySQL to MySQL and from Redis to GeminiDB Redis. |
Open beta testing |
|
2 |
Task management for data subscription |
Supported task resetting and resuming for data subscription. |
Open beta testing |
|
3 |
Parameter management for a synchronization task |
Supported task parameter changing for real-time synchronization. |
Open beta testing |
|
4 |
New real-time synchronization scenarios |
|
Open beta testing |
November 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
DR direction exchange |
Supported direction exchange for dual-active DR. |
Open beta testing |
|
2 |
Commercial use of some real-time synchronization scenarios |
The following data flow scenarios meet the commercial use standards.
|
Commercial use |
|
3 |
More PostgreSQL versions |
Supported PostgreSQL 15 for DRS real-time synchronization. |
Commercial use |
|
4 |
Task specifications |
Supported ultra-large specifications for real-time synchronization. |
Commercial use |
|
5 |
New real-time synchronization scenarios |
Supported out-of-cloud synchronization from Microsoft SQL Server to Kafka. |
Open beta testing |
|
6 |
Synchronization progress |
Supported progress details viewing for real-time synchronization. |
Open beta testing |
October 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Workload replay reporting |
Added support for downloading the replay report for a DRS Workload replay task. |
Open beta testing |
|
2 |
Specification upgrade |
Added support for upgrading task specifications for all DRS multi-specification tasks. |
Commercial use |
|
3 |
Functions for real-time synchronization optimized. |
|
Commercial use |
September 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Resetting synchronization position |
Supported synchronization position resetting for tasks from MySQL to GaussDB(DWS). |
Open beta testing |
|
2 |
Workload replay |
Added support for workload replay from MySQL to MySQL, MySQL to GaussDB(for MySQL), and GaussDB(for MySQL) to GaussDB(for MySQL). |
Open beta testing |
July 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Supported AZ selection. |
Supported AZ selection for DRS migration, synchronization, and DR tasks. |
Open beta testing |
June 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Supported more synchronization modes. |
Supported full synchronization and incremental synchronization for real-time synchronization from DDM to MySQL and DDM to Oracle. |
Open beta testing |
|
2 |
Supported more Oracle versions. |
Supported Oracle 21c for DRS real-time synchronization. |
Open beta testing |
|
3 |
Supported data processing. |
Supported data filtering for real-time synchronization from DB2 for LUW to GaussDB. |
Commercial use |
|
4 |
Supported more functions for real-time synchronization. |
Supported the selection of synchronization object types for real-time synchronization from MySQL to GaussDB. |
Commercial use |
|
5 |
Supported object name mapping. |
Supported object name mapping for real-time synchronization from GaussDB to GaussDB. |
Commercial use |
May 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Tasks can be imported. |
Supported task importing for creating migration and synchronization tasks. |
Open beta testing |
|
2 |
There are more data flow scenarios for real-time synchronization. |
Supported out-of-cloud synchronization from DDS to Kafka. |
Commercial use |
|
3 |
More GaussDB(DWS) versions are supported. |
Supported GaussDB(DWS) 8.2.0. |
Commercial use |
|
4 |
The incremental DDL type can be selected. |
Supported DDL type selection for synchronization tasks from Oracle to GaussDB. |
Commercial use |
April 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Supported more synchronization modes. |
|
Commercial use |
|
2 |
Specification upgrade |
Supported specification upgrade in single-node MySQL-to-Kafka synchronization tasks. |
Commercial use |
|
3 |
Supported more PostgreSQL versions. |
Supported PostgreSQL 13 and 14 for to-the-cloud real-time synchronization from Oracle to PostgreSQL. |
Commercial use |
|
4 |
Supported more data flow scenarios for real-time synchronization. |
Supported real-time synchronization from MariaDB to MariaDB. |
Commercial use |
|
5 |
Supported DDS 4.2. |
Supported real-time migration and synchronization of DDS 4.2. |
Commercial use |
|
6 |
Connection test optimization |
Supported quick diagnosis if a DRS connection test fails. |
Commercial use |
|
7 |
Some scenarios are put into commercial use. |
The following data flow scenarios meet the commercial use standards.
|
Commercial use |
March 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Supported data migration of MongoDB 4.4. |
Supported the source MongoDB 4.4 for to-the-cloud migration from MongoDB to DDS. |
Commercial use |
|
2 |
Specification upgrade |
Supported specification upgrade for real-time DR from MySQL to MySQL. |
Commercial use |
|
3 |
GUI improvement |
On the DRS task creation page, changed the options of DRS Task Type to Single-AZ and Dual-AZ. |
Commercial use |
|
4 |
Supported more data flow scenarios for online migration. |
Supported to-the-cloud migration from cluster Redis to GaussDB(for Redis). |
Open beta testing |
|
5 |
Supported more data flow scenarios for real-time synchronization. |
|
Open beta testing |
February 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Supported more data flow scenarios for online migration. |
Supported out-of-cloud migration from GaussDB(for Redis) to single-node, master/standby, or cluster Redis. |
Open beta testing |
|
2 |
Supported data migration of MongoDB 3.6 |
Supported the source MongoDB 3.6 for to-the-cloud migration from MongoDB to DDS. |
Commercial use |
|
3 |
Row comparison result sorting |
Supported the sorting of row comparison results in ascending or descending order by Source Database Table Rows or Destination Database Table Rows. |
Commercial use |
|
4 |
Specification upgrade |
Supported specification upgrade in single-node MySQL-to-GaussDB(DWS) synchronization tasks. |
Commercial use |
January 2023
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Supported more PostgreSQL versions. |
Supported PostgreSQL 14 for real-time synchronization with PostgreSQL serving as the source. |
Commercial use |
|
2 |
Supported more data flow scenarios for real-time synchronization. |
Supported real-time synchronization from Microsoft SQL Server to Microsoft SQL Server (to the cloud). |
Open beta testing |
|
3 |
Optimized the search function for object selection. |
Supported object searching using regular expressions. |
Commercial use |
|
4 |
Supported more data types for real-time synchronization with DB2 for LUW serving as the source. |
Supported DB2SECURITYLABEL data for real-time synchronization with DB2 for LUW serving as the source. |
Open beta testing |
|
5 |
Supported more ElasticSearch versions. |
Supported ElasticSearch 7.10 for real-time synchronization from MySQL to CSS/ES and from GaussDB(for MySQL) to CSS/ES. |
Commercial use |
|
6 |
Supported start point setting. |
Supported start point setting for incremental synchronization from MySQL to Kafka and from GaussDB(for MySQL) to Kafka. |
Commercial use |
December 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Real-time synchronization supports multiple specifications. |
Supported multiple specifications for real-time synchronization from MySQL to CSS/ES. |
Commercial use |
|
2 |
Synchronization policy. |
Supported the topic and partition policies for real-time synchronization from Oracle to Kafka. |
Commercial use |
|
3 |
Querying the synchronization progress. |
Supported the progress viewing for real-time synchronization from MySQL to Kafka and synchronization from GaussDB to Kafka. |
Commercial use |
|
4 |
Synchronization mode. |
Supported the full+incremental mode for real-time synchronization from MySQL to Kafka and synchronization from GaussDB(for MySQL) to Kafka. |
Commercial use |
|
5 |
Querying the migration progress. |
Supported the progress viewing for online migration from MySQL to GaussDB(for MySQL). |
Commercial use |
November 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Some data flow type are put into commercial use. |
Some Real-time synchronization meet the commercial use standards. |
Commercial use |
|
2 |
More data flow types are supported for real-time synchronization. |
|
Open beta testing |
|
3 |
Upgrading instance specifications |
Supported specification upgrade in single-node MySQL synchronization tasks. |
Commercial use |
|
4 |
More data flow types are supported for real-time migration. |
Supported real-time migration from GaussDB(for Redis) to Redis (from the cloud) |
Open beta testing |
|
5 |
Interconnecting with LTS |
If you enable log reporting, all logs generated by DRS instances are uploaded to Log Tank Service (LTS) for management. |
Commercial use |
October 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
GTID must be enabled when MySQL is used as the source. |
Added the GTID status pre-check for the source database when MySQL is used as the source in migration and synchronization. |
Commercial use |
|
2 |
A new function is added in real-time synchronization from Microsoft SQL Server to GaussDB (DWS). |
Added support for selecting the synchronization object type during real-time synchronization from Microsoft SQL Server to GaussDB (DWS). |
Commercial use |
August 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
A new function is added when the source database is an Oracle database for data synchronization. |
The WE8ISO8859P15 character set is supported when the source database is an Oracle database for data synchronization. |
Commercial use |
|
2 |
A new function is added for data synchronization from MySQL to GaussDB(DWS). |
Abnormal data policies can be set for data synchronization from MySQL to GaussDB(DWS). |
Commercial use |
|
3 |
Real-time synchronization supports multiple specifications. |
Real-time synchronization from PostgreSQL to Kafka supports multiple specifications. |
Commercial use |
|
4 |
In a MySQL migration, functions are adjusted. |
When you perform a full MySQL migration, you cannot take a snapshot for your databases. |
Commercial use |
July 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
The backup migration page is optimized. |
Optimized the description of Last Backup Migration on the Backup Migration page. |
Open beta testing |
|
2 |
Data can be synchronized to different topics for Oracle to Kafka synchronization. |
Added support for synchronizing different table objects to different topics when Synchronization Object is set to Import object file for Oracle to Kafka synchronization. |
Commercial use |
|
3 |
PostgreSQL is the source database for data synchronization. |
Added verification of out-of-line storage of primary key columns when PostgreSQL is the source database for data synchronization. |
Commercial use |
|
4 |
The JSON type is supported for synchronizing data from MySQL to GaussDB(DWS). |
Supported synchronization of MySQL JSON data to GaussDB(DWS). |
Commercial use |
|
5 |
DRS automatically ends failed creation tasks. |
If a task fails to be created, DRS retains the task for three days by default. After three days, the task automatically ends.
|
Commercial use |
June 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
More data flow types are supported for real-time migration. |
Real-time migration from Redis to GaussDB(for Redis) to the cloud is supported. |
Open beta testing |
|
2 |
DDL operations can be skipped during real-time synchronization. |
DDL operations can be skipped during real-time synchronization from MySQL to GaussDB(DWS). |
Commercial use |
|
3 |
Real-time synchronization supports scheduled comparison. |
Periodic row comparison for real-time synchronization from MySQL to GaussDB(DWS) is supported. |
Commercial use |
|
4 |
MongoDB supports flow control. |
Real-time migration between MongoDB and DDS supports flow control. |
Commercial use |
May 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Real-time synchronization supports multiple specifications. |
Real-time synchronizations from GaussDB primary/standby to Kafka and from GaussDB distributed to Kafka support multiple specifications. |
Commercial use |
|
2 |
Data processing is supported. |
Real-time synchronization from MySQL to CSS/ES supports column mapping. |
Commercial use |
|
3 |
The read/write status of the destination database can be configured during the migration from MongoDB to DDS. |
During real-time migration from MongoDB to DDS, the destination database can be set to read-only or read/write. |
Commercial use |
|
4 |
Some migration/synchronization paths are put into commercial use. |
The following data flows meet the commercial use standards.
|
Commercial use |
|
5 |
New real-time synchronization scenarios are added. |
|
Open beta testing |
April 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Real-time disaster recovery supports the yearly/monthly billing mode. |
Dual-active DR tasks support the yearly/monthly billing mode. |
Commercial use |
|
2 |
The source DB2 for LUW database supports SSL. |
The source database that is DB2 for LUW 10.5 or later supports SSL. |
Commercial use |
|
3 |
Task tags are optimized. |
Adjusted the length and character range of tag keys and tag values. |
Commercial use |
|
4 |
Cloning tasks is supported. |
|
Commercial use |
|
5 |
The migration page is optimized. |
The page for configuring the migration from MongoDB to DDS is optimized. |
Commercial use |
March 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Real-time disaster recovery supports multiple specifications and yearly/monthly billing. |
Some real-time DR tasks support multiple specifications and yearly/monthly billing. |
Commercial use |
|
2 |
DB2 for LUW 10.1 and 11.1 are supported. |
Real-time synchronization from DB2 for LUW to GaussDB supports DB2 for LUW 10.1 and 11.1, and the task can be edited. |
Commercial use |
|
3 |
A real-time synchronization scenario is supported. |
Real-time synchronization from GaussDB distributed to GaussDB primary/standby is supported. |
Open beta testing |
|
4 |
Data filtering is optimized. |
The length of the WHERE condition for data filtering is changed to 512 characters. |
Commercial use |
|
5 |
The MongoDB migration task supports more functions. |
|
Commercial use |
|
6 |
The Oracle synchronization task supports more functions. |
If an Oracle database is the source during real-time synchronization, the accumulated number of operations on each table can be displayed. |
Commercial use |
|
7 |
The delay notifications can be disabled. |
The delay notifications can be disabled. If the delay threshold is set to 0, no notification is sent to the recipient. |
Commercial use |
|
8 |
Data processing is supported. |
Real-time synchronization from MySQL to CSS/ES and from GaussDB(for MySQL) to CSS/ES support data filtering and column filtering. |
Commercial use |
February 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
The replication slot name can be specified. |
You can specify the replication slot name during the real-time synchronization from GaussDB to Kafka and from PostgreSQL to Kafka. |
Open beta testing |
|
2 |
Snapshots can be exported during the synchronization of PostgreSQL databases. |
You can export snapshots during real-time synchronization from PostgreSQL to PostgreSQL. |
Commercial use |
|
3 |
Real-time synchronization supports multiple specifications. |
You can select different specifications when creating specified synchronization tasks. |
Commercial use |
|
4 |
The parameter modification function is optimized. |
DRS allows you to enter multiples of a parameter value when you change parameters during comparison in the MySQL migration and DR scenarios. |
Commercial use |
|
5 |
The backup migration page is optimized. |
The GUI elements of the DRS backup migration function are optimized. |
Open beta testing |
|
6 |
Batch operations |
Tasks can be stopped in batches. |
Commercial use |
January 2022
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Some scenarios are put into commercial use. |
MySQL to CSS/ES synchronization is put into commercial user. |
Commercial use |
|
2 |
DB2 for LUW 10.5 and 11.5 are supported. |
Real-time synchronization from DB2 for LUW to GaussDB supports DB2 for LUW 10.5 and 11.5 and large objects. |
Commercial use |
|
3 |
The destination database can be DDS 4.2. |
During real-time migration from MongoDB to DDS, the destination database can be DDS 4.2. |
Commercial use |
|
4 |
A real-time synchronization scenario is supported. |
DRS supports out-of-cloud synchronization from PostgreSQL to Kafka. |
Commercial use |
|
5 |
Backup migration supports more database versions. |
Microsoft SQL Server 2019 backups can be migrated to the cloud. |
Open beta testing |
|
6 |
Objects can be imported using files. |
During real-time synchronization from PostgreSQL to PostgreSQL, the objects can be imported using files. |
Commercial use |
December 2021
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Yearly/Monthly mode is supported. |
Real-time synchronization tasks can be billed on a yearly/monthly basis. |
Commercial use |
|
2 |
The features of the synchronization of source GaussDB databases are modified. |
The real-time synchronization of GaussDB as the source does not support database-level synchronization. |
Commercial use |
|
3 |
A real-time synchronization scenario is supported. |
|
Commercial use |
|
4 |
Synchronization of PostgreSQL databases can be paused. |
PostgreSQL to PostgreSQL synchronization can be paused and reset. |
Commercial use |
|
5 |
MySQL to GaussDB(DWS) synchronization can be paused. |
MySQL to GaussDB(DWS) synchronization can be paused and reset. |
Commercial use |
|
6 |
The interface is adjusted. |
The Send Notifications option is moved to the task confirmation page. |
Commercial use |
November 2021
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
GaussDB distributed to GaussDB(DWS) synchronization supports more synchronization modes. |
DRS supports real-time synchronization from GaussDB distributed to GaussDB(DWS) in full+incremental mode. |
Open beta testing |
|
2 |
The synchronization from PostgreSQL to GaussDB(DWS) can be paused. |
DRS supports re-editing and pausing real-time synchronization from PostgreSQL to GaussDB(DWS). |
Commercial use |
|
3 |
PostgreSQL migration |
Real-time migration from PostgreSQL to PostgreSQL is not supported. You can choose synchronization from PostgreSQL to PostgreSQL as an alternative. |
Open beta testing |
|
4 |
New field types are supported during column processing. |
DRS supports new field types during MySQL to GaussDB(for MySQL) data processing. |
Commercial use |
|
5 |
A real-time synchronization scenario is supported. |
|
Open beta testing |
|
6 |
Some scenarios are in open beta testing. |
The following data flows are in open beta testing.
|
Open beta testing |
September 2021
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Synchronization from MySQL to GaussDB distributed supports comparison. |
Synchronization from MySQL to GaussDB distributed supports object-level and row-level comparison. |
Commercial use |
|
2 |
Task cloning is supported. |
DRS supports task cloning for MySQL real-time synchronization. |
Commercial use |
|
3 |
The product architecture description and function principles are added. |
The DRS architecture description and function principles are added. |
Open beta testing |
|
4 |
DDLs can be filtered out in some scenarios. |
Supported synchronization scenarios: MySQL to MySQL, MySQL to GaussDB(for MySQL), MySQL to GaussDB(DWS), and MySQL to PostgreSQL. |
Open beta testing |
|
5 |
Some scenarios are in open beta testing. |
The following data flows are in open beta testing.
|
Open beta testing |
|
6 |
A real-time synchronization scenario is supported. |
|
Open beta testing |
August 2021
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
DRS supports migration of accounts from MySQL to TaurusDB primary/standby. |
DRS supports migration of permissions and accounts from MySQL to TaurusDB. |
Commercial use |
|
2 |
Some scenarios are in open beta testing. |
The following data flows are in open beta testing.
|
Open beta testing |
|
3 |
A real-time synchronization scenario is supported. |
|
Commercial use |
|
4 |
Data comparison results can be exported. |
DRS supports exporting data comparison results. |
Commercial use |
|
5 |
PostgreSQL 13 is supported. |
DRS supports real-time synchronization for PostgreSQL 13. |
Commercial use |
|
6 |
The task exception notification is modified. |
The DRS task exception notification is selected from the SMN topic. |
Commercial use |
|
7 |
Some real-time migration scenarios are not supported. |
DRS does not support the following real-time migration scenarios. If necessary, you can use the real-time synchronization instead.
|
Commercial use |
July 2021
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Some scenarios are put into commercial use. |
Oracle to GaussDB(DWS) synchronization is put into commercial use. |
Commercial use |
|
2 |
MySQL synchronization supports column processing. |
MySQL to MySQL real-time synchronization supports column processing. |
Commercial use |
|
3 |
PostgreSQL synchronization supports the synchronization of users and permissions. |
DRS supports user and permission synchronization and user comparison during PostgreSQL to PostgreSQL real-time synchronization. |
Commercial use |
|
4 |
DRS supports read and write settings for the destination DB instance. |
For real-time migration from MySQL to GaussDB(for MySQL), the destination database is set to read/write or read-only. |
Commercial use |
|
5 |
A real-time synchronization scenario is supported. |
|
Open beta testing |
June 2021
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Bill adjustment |
|
Commercial use |
|
2 |
New permissions are added. |
DRS adds new permissions, allowing users to perform all operations except deleting instances. |
Open beta testing |
|
3 |
A real-time synchronization scenario is supported. |
DRS supports out-of-cloud synchronization from DDM to Kafka. |
Open beta testing |
|
4 |
Some scenarios are put into commercial use. |
The following data flows support commercial use:
|
Commercial use |
May 2021
No. |
Feature |
Description |
Phase |
Document |
---|---|---|---|---|
1 |
Incremental synchronization supports some DDL statements. |
|
Open beta testing |
Incremental DDL Synchronization from PostgreSQL to PostgreSQL |
2 |
The synchronization of tables without primary keys is supported. |
DRS supports synchronization of tables without primary keys during MySQL to GaussDB(DWS) synchronization. |
Commercial use |
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