What's New
The tables below describe the functions released in each Document Database Service version and corresponding documentation updates. New features will be successively launched in each region.
May, 2024
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Buying instances |
VPC sharing is supported. |
Commercial use |
|
|
2 |
Monitoring management |
The description of P99 latency monitoring is added. |
Commercial use |
April, 2024
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Backup and restoration |
Point-In-Time Recovery (PITR) is optimized to accelerate data recovery. |
Commercial use |
|
|
2 |
DB instance management |
Nodes in a DDS replica set instance can be restarted one by one. |
Commercial use |
March, 2024
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Backup and restoration |
Data backup using a CBR snapshot is supported for DDS cluster and replica set instances. |
Commercial use |
|
|
2 |
Changing the instance class |
DDS allows you to change the classes of dds mongos nodes for a cluster instance in batches. |
Commercial use |
|
|
3 |
Buying instances |
DDS allows you to select an AZ for a node when buying a DB instance. |
Commercial use |
|
|
4 |
Backup and restoration |
Cross-region backups can be retained for up to 10 years. |
Commercial use |
February, 2024
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Backup and restoration |
Database- and table-level PITR is supported for replica set instances of versions 4.2 and 4.4. |
Commercial use |
Restoring a Replica Set Database and Table to a Point in Time |
|
2 |
Upgrading a minor engine version |
You can configure a maintenance window for upgrading the minor version of a DB instance. |
Commercial use |
January, 2024
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Backup and restoration |
Backups can be deleted in batches. |
Commercial use |
|
|
2 |
Buying instances |
You can select an extreme SSD when buying a DB instance. |
Commercial use |
|
|
3 |
Changing the instance class |
You can configure a maintenance window for changing an instance class. |
Commercial use |
December, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
DB instance management |
DDS allows you to change a database port. |
Commercial use |
|
|
2 |
DB instance management |
DDS allows you to bind multiple security groups to a DB instance. |
Commercial use |
|
|
3 |
DBA Assistant |
DBA Assistant is supported for cluster and replica set instances of version 4.2. |
Commercial use |
November, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Log management |
The slow query log page is optimized. |
Commercial use |
|
|
2 |
Backup and restoration |
Point-In-Time Recovery (PITR) is supported for cluster instances of version 4.4. |
Commercial use |
|
|
3 |
Instance modifications |
DDS allows you to add read replicas to a cluster instance. |
Commercial use |
October, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
V3 APIs |
The following v3 APIs are added:
|
Commercial use |
Querying LTS Log Configurations |
|
2 |
Buying instances |
DDS supports disk encryption. |
Commercial use |
|
|
3 |
Backup and restoration |
DDS supports data restoration for Enhanced Edition instances. |
Commercial use |
September, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Changing the node class |
Shard classes can be changed in batches for a yearly/monthly DB instance. |
Commercial use |
|
|
2 |
Password settings |
Parentheses are allowed as special characters in a password. |
Commercial use |
August, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Adding parameters to slow query log details |
Scanned Indexes, Username, and Client IP Address are added to slow query log details. |
Commercial use |
|
|
2 |
Backup and restoration |
Incremental backup and PITR are supported for DDS 4.4 replica set instances. |
Commercial use |
|
|
3 |
Backup and restoration |
DDS allows you to stop a backup task that is being executed. |
Commercial use |
July, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Upgrading a minor engine version |
The minor engine version of a read replica can be upgraded. |
Commercial use |
|
|
2 |
SQL execution control |
SQL statements that time out can be automatically killed to prevent database overload. |
Commercial use |
June, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Changing the classes of shard nodes in batches |
DDS allows you to change the classes of multiple shard nodes in a cluster instance at a time. |
Commercial use |
|
|
2 |
Backup and restoration |
Incremental backup and PITR are supported for DDS 4.2 replica set instances. |
Commercial use |
|
|
3 |
Backup data encryption |
Data encryption improves data security but slightly affects read/write performance. |
Commercial use |
May, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
CBR snapshot backup |
The backup method of a single node instance can be set to Snapshot. After snapshot backup is enabled, it will be billed separately by CBR. |
Commercial use |
|
|
2 |
Restarting a node |
If there is an abnormal node in a DB instance, you can forcibly restart the node. |
Commercial use |
|
|
3 |
Changing the class of an abnormal node |
If there is an abnormal node in a DB instance, you can forcibly change the node class. |
Commercial use |
April, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Backup and restoration |
Incremental backup and PITR are supported for DDS 4.2 cluster instances. |
Commercial use |
|
|
2 |
DB instance management |
You can delete read replicas that are no longer used for replica set instances to release resources. |
Commercial use |
March, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Fixing vulnerabilities |
The CVE-2018-20805 vulnerability was fixed. |
Commercial use |
February, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Changing the class of a read replica |
The class of a read replica can be changed. |
Commercial use |
January, 2023
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Bug fixing |
|
Commercial use |
|
|
2 |
Storage fault detection is added. |
If a disk fault is detected, a primary/standby switchover is automatically performed to ensure the database can run stably. |
Commercial use |
|
|
3 |
The memory monitoring threshold can be set. |
If the memory usage reaches the threshold, the memory is automatically released to prevent services from being affected. |
Commercial use |
|
|
4 |
The logic for defining shard keys is optimized. |
The logic is optimized to ensure that shard keys are defined more quickly and accurately. |
Commercial use |
December, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
The V3.1 API for querying slow logs is added. |
The V3.1 API for querying slow logs by keyword or database table name is added. |
Commercial use |
|
|
2 |
Specifications with CPU-memory ratio of 1:8 are supported for DDS instances. |
More instance specifications are supported. You can select instances of different specifications based on application scenarios. |
Commercial use |
|
|
3 |
Bug fixing |
The SERVER-52618 vulnerability was fixed. |
Commercial use |
|
|
4 |
The user permission logic is optimized. |
The permission logic is optimized to improve database security. |
Commercial use |
|
|
5 |
The index creation function is optimized. |
|
Commercial use |
|
|
6 |
The database connection function is optimized. |
|
Commercial use |
November, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Nodes can be deleted from a replica set instance. |
You can delete nodes that are no longer used from a replica set instance to release resources. |
Commercial use |
|
|
2 |
Some v3.1 APIs are added. |
The following v3.1 APIs are added:
|
Commercial use |
October, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Bug fixing |
The CVE-2020-7921 vulnerability was fixed. |
Commercial use |
|
|
2 |
Audit logs of DDS instances can be queried through LTS |
You can query details about DDS instance audit logs on the LTS console, including searching for, monitoring, downloading, and viewing real-time logs. |
Commercial use |
September, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Some v3 APIs are added. |
The following v3 APIs are added:
|
Commercial use |
Querying the Recycling Policy of a DB Instance |
August, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Some v3 APIs are added |
The following v3 APIs are added:
|
Commercial use |
Setting the Recycle Bin Policy |
July, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
DDS displays Permanent Deletion Time in the recycle bin |
DDS displays the time when a DB instance will be permanently deleted from the recycle bin. |
Commercial use |
June, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Bug fixing |
|
Commercial use |
May, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
The API for creating DDS instances supports input parameter Parameter Template |
When configuring a parameter template, you can select a custom or default parameter template. |
Commercial use |
April, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
DDS 4.0 Community Edition clusters support PITR |
DDS allows you to restore cluster instances to a point in time. |
Commercial use |
March, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Read replicas can be added to a replica set instance |
|
Commercial use |
February, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Changing instance specifications |
The specifications of config nodes can be changed. |
Commercial use |
January, 2022
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Read replicas of a replica set instance can be connected independently |
The description of how to connect to read replicas is added. |
Commercial use |
December, 2021
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
DDS supports patch installation for upgrade |
DDS supports minor version upgrade to improve performance, add new functions, and fix bugs. |
Commercial use |
November, 2021
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Read replicas can be added to a replica set instance |
Read replicas can be added to a replica set instance to reduce the load on primary and standby nodes, meeting the read requirements of databases and increasing the application throughput. |
Commercial use |
July, 2021
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
The description of a DDS instance can be modified |
After a DDS instance is created, you can add a description. |
Commercial use |
|
|
2 |
DDS backup files can be downloaded |
DDS backup files can be downloaded directly or by URL. |
Commercial use |
June, 2021
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Monitoring and alarm reporting |
DDS supports monitoring by seconds. |
Commercial use |
|
|
2 |
Backup and restoration |
DDS supports remote backup. |
Commercial use |
|
|
3 |
AZ deployment |
DDS supports DB instance migration from one AZ to another. |
Commercial use |
|
|
4 |
Compatible with MongoDB 4.2 |
|
Open beta testing |
May, 2021
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
The display of the Buy DB Instance page is optimized |
The Quick Config and Custom Config pages are added. |
Commercial use |
|
|
2 |
DB instance management |
DDS allows you to modify the maintenance window. |
Commercial use |
April, 2021
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Connection management |
DDS supports up to 30 CIDR blocks configured for the source client. |
Commercial use |
February, 2021
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Performance tests |
The performance white paper of all specifications is added. |
Commercial use |
January, 2021
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Bug fixing |
|
Commercial use |
|
|
2 |
Backup and restoration |
You can restore a cluster backup to an on-premises database. |
Commercial use |
December, 2020
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
vCPUs and memory |
Enhanced II 32U and 64U specifications for DDS instances are added. You can select instances of different specifications based on application scenarios. |
Commercial use |
|
|
2 |
Monitoring and alarm reporting |
The connection usage is added to the monitoring metrics and alarms. |
Commercial use |
|
|
3 |
Connection management |
You can enable shard and config IP addresses. |
Commercial use |
October, 2020
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
DDS supports tags |
You can add up to 20 tags per instance. |
Commercial use |
September, 2020
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Database user authentication |
The CVE-2019-2386 vulnerability was fixed. |
Commercial use |
-- |
|
2 |
vCPUs and memory |
You can create Kunpeng 4.0-powered instances of community edition. |
Commercial use |
August, 2020
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
The storage space of cluster instances is added |
You can scale up the storage capacity of a replica set instance to 3,000 GB. |
Commercial use |
|
|
2 |
Adding nodes |
You can create up to 32 mongos nodes and 32 shard nodes in each Community Edition cluster instance. |
Commercial use |
|
|
3 |
Backup and restoration |
You can restore an instance backup to the original DB instance. |
Commercial use |
July, 2020
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Connection management |
You can configure cross-CIDR access for replica set instances. |
Commercial use |
May, 2020
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
DDS supports recycle bin |
You can restore deleted instances from the recycle bin. |
Commercial use |
April, 2020
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Multi-AZ deployment is supported |
You can deploy a Community Edition DB instance in multiple AZs. |
Commercial use |
March, 2020
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Monitoring and alarm reporting |
The following monitoring metrics are added:
|
Commercial use |
February, 2020
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
DDS support 5-node and 7-node replica set instances |
You can create 5-node or 7-node replica set instances. |
Commercial use |
December, 2019
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
Instance lifecycle management |
Frozen yearly/monthly instances can be deleted. |
Commercial use |
|
|
2 |
More tasks are displayed in the task center |
You can view tasks, including changing specifications, adding nodes, restarting instances, or restoring instances to a point in time in the task center. |
Commercial use |
|
|
3 |
DDS supports selecting AZs for new mongos nodes |
DDS supports selecting AZs for new mongos nodes. |
Commercial use |
|
|
4 |
Parameter template management |
The parameter template description is added. |
Commercial use |
November, 2019
|
No. |
Feature |
Description |
Phase |
Related Documents |
|---|---|---|---|---|
|
1 |
The storage space of cluster instances of the community edition is added |
A Community Edition cluster instance can be scaled up to 2,000 GB. |
Commercial use |
|
|
2 |
Supported and restricted commands are modified |
The commands supported or restricted by DDS are modified. |
Commercial use |
|
|
3 |
Monitoring and alarm reporting |
The monitoring metrics of DDS are modified. |
Commercial use |
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