Release Notes

Last updated: 2021-05-28 16:30:38

    March 2021

    UpdateDescriptionRelease DateDocument
    Five-second monitoring granularity is supported TencentDB for Redis now supports the five-second monitoring granularity. After the monitoring granularity of an instance is adjusted to five seconds, the monitoring metrics, proxy, and alarm policies of the instance, and the method of viewing monitoring data in the Cloud Monitor console will change. 2021-03 Notices of Monitoring Upgrade and Alarm Policy Changes

    December 2020

    UpdateDescriptionRelease DateDocument
    TencentDB for Redis Hybrid Storage Edition has been renamed TencentDB for Tendis TencentDB for Redis Hybrid Storage Edition has been renamed TencentDB for Tendis. You can access TencentDB for Tendis in its own console. 2020-12 TencentDB for Tendis
    Multi-AZ deployment is supported You can now deploy TencentDB for Redis master node and replica nodes in different AZs of the same region. Multi-AZ deployed instances have higher availability and better disaster recovery capability than single-AZ deployed instances. 2020-12 Multi-AZ Deployment

    September 2020

    Update Description Release Date Documentation
    Monitoring at five-second granularity is supported The monitoring feature of TencentDB for Redis has been updated, with the monitoring granularity being narrowed down from one minute to five seconds. 2020-09 Monitoring at Five-second Granularity

    July 2020

    Update Description Release Date Documentation
    Version upgrade now supported TencentDB for Redis now supports version upgrade, so you can upgrade from a lower version of Standard Edition to a higher one, including from v2.8 to v4.0, from v2.8 to v5.0, and from v4.0 to v5.0. 2020-07 Upgrading Instance Version
    Architecture upgrade now supported TencentDB for Redis now supports quick upgrade from standard architecture to cluster architecture to help your business expand the performance and capacity with speed. 2020-07 Upgrading Instance Architecture

    June 2020

    Update Description Release Date Documentation
    TencentDB for Redis Hybrid Storage Edition launched TencentDB for Redis Hybrid Storage Edition is launched. It is 100% compatible with Redis protocols, reduces memory costs by up to 80%, and delivers a hot data performance comparable with that of Memory Edition, achieving a perfect balance among compatibility, performance, and costs. 2020-06 Hybrid Storage Edition (Cluster Architecture)

    April 2020

    Update Description Release Date Documentation
    DTS now supports Redis 5.0 You can now migrate data and upgrade instances to Redis 5.0 with Data Transmission Service (DTS). 2020-04
  • Migration with DTS
  • Version Upgrade with DTS
  • March 2020

    Update Description Release Date Documentation
    Service unavailable alarm feature now supported Redis now supports the service unavailable alarm feature. In addition, users can also set alarms for instance master/replica switch, read-only replica failover, and read-only replica unavailability. 2020-03 Configuring Alarms
    Adjusting bandwidth in the console now supported You can now adjust instance network bandwidth on the instance details page in the Redis console. The bandwidth specifications for the cluster edition have been fully upgraded, with shard specifications upgraded to 384 Mbps. 2020-03 N/A
    Monitoring view for Redis 2.8 now updated To provide more accurate monitoring information, Tencent Cloud has updated the monitoring view of Redis 2.8 instance to cluster view. If you use APIs to get monitoring data from Cloud Monitor, you need to change the view parameter from `redisuuid` to `cluster` in the code. 2020-03 N/A

    February 2020

    Update Description Release Date Documentation
    Upgraded the default number of databases in an instance to 256 For Redis 2.8, 4.0, and 5.0 standard and cluster editions you purchased this month, the default number of databases in an instance has been upgraded from 16 to 256. 2020-02
  • Memory Edition (Standard Architecture)
  • Memory Edition (Cluster Architecture)
  • January 2020

    Update Description Release Date Documentation
    Released Redis 5.0 Redis 5.0 standard and cluster editions have been released with all features of Redis 4.0 reserved, and support the latest STREAM data structure, new ZSET commands `ZPOPMIN` and `ZPOPMAX`, scaling without disconnection, 4 TB of storage capacity, and tens of millions of concurrent QPS. 2020-01
  • Memory Edition (Standard Architecture)
  • Memory Edition (Cluster Architecture)
  • October 2019

    Update Description Release Date Documentation
    Access management now supported You can now create policies through access management which grant sub-accounts permissions to use the resources they need. 2019-10 Access Management
    Account management in the console now supported TencentDB for Redis provides read/write permission control and routing policy control through the account mechanism, which helps meet the needs of business permission management in complex scenarios. Currently, only the TencentDB for Redis community edition (excluding Redis 2.8) supports account settings. 2019-08 Managing Accounts

    September 2019

    Update Description Release Date Documentation
    Released monitoring 2.0 Redis monitoring 2.0 has been released, adding more than 16 monitoring metrics, including network delay, response error and other monitoring metrics. 2019-09 Monitoring Feature

    August 2019

    Update Description Release Date Documentation
    Password-free access now supported To enable password-free access, please submit a ticket. We recommend limiting server access by using security groups when password-free access is enabled. 2019-08 Password-free Access
    Disabling high-risk commands online now supported TencentDB for Redis is now able to disable some Redis commands that may cause service instability or accidentally delete data, including `flushall`, `flushdb`, `keys`, `hgetall`, `eval`, `evalsha`, and `script`. 2019-08 Disabling Commands
    DTS now supports cluster edition You can now migrate self-created Redis Cluster (3.0, 3.2, and 4.0) or Codis (2.8 and 3.2) databases to TencentDB for Redis with DTS. 2019-08 Migration with DTS

    July 2019

    Update Description Release Date Documentation
    Version upgrade with DTS is now supported TencentDB for Redis instance version can now be upgraded through Data Transfer Service (DTS) with hot migration, which guarantees instance service continuity during the upgrade process and can update incremental data in real time. 2019-07 Version Upgrade with DTS
    Released Redis 4.0 standard edition Redis 4.0 Standard Edition supports 1-master 5-replica mode, read/write separation, scaling without disconnection, and high availability. 2019-07 Memory Edition (Standard Architecture)

    October 2018

    Update Description Release Date Documentation
    Released Redis 4.0 cluster edition Redis 4.0 cluster edition has been released and supports 4 TB of storage capacity, tens of millions of concurrent access, scaling without storage capacity loss, and automatic read/write separation. 2018-10 Memory Edition (Cluster Architecture)