tencent cloud

PrevNext

Feedback

search by keyword

Recent Pages

Documentation
TencentDB for MySQL
    Documentation
    Download PDF

    Release Notes

    Last updated: 2023-09-13 16:05:11
    Download PDF

      July 2023

      Update
      Description
      Release Date
      Documentation
      Supported binlog encryption
      TencentDB for MySQL supports binlog encryption, enhancing security and reliability of data.
      2023-07-17
      Optimized the database audit
      TencentDB for MySQL has optimized the audit log page and added multiple search modes,such as fuzzy/exact/forward/reverse/simple/complex search. The units of the audit log fields "Execution Time" and "CPU Time" in the console and downloaded audit log files are all adjusted to microseconds.
      7/12/2023

      May 2023

      Update
      Description
      Release Date
      Documentation
      Supported elastic performance management
      Elastic performance management is fully launched for TencentDB for MySQL. It supports manual expansion and automatic scaling to better alleviate the performance pressure caused by sudden requests and adapt to business peaks traffic, ensuring the stability of online business.
      6/25/2023
      Launched a new version of database audit
      The new audit service of TencentDB for MySQL is in beta test. It supports both full and rule-based audit. The service can protect your data from tampering and ensure its integrity and reliability during collection, transfer, and storage.
      5/15/2023
      Supported creating a cross-AZ read-only group
      TencentDB for MySQL supports creating read-only (RO) groups across AZs, which means that the RO group instance and the source instance can be deployed in different AZs. In this way, the disaster recovery capability can be enhanced.
      5/4/2023

      March 2023

      Update
      Description
      Release Date
      Documentation
      Launched a new purchase page
      TencentDB for MySQL has released a new version of the purchase page, which supports fast import of configurations and faster filtering of specifications. This makes it easier for you to quickly adjust and purchase the specifications based on existing configurations.
      3/16/2023

      February 2023

      Update
      Description
      Release Date
      Documentation
      Supported setting the backup cycle by month
      TencentDB for MySQL allows you to configure automatic backup by week or month.
      2/28/2023
      Supported transition-to-cold storage
      TencentDB for MySQL allows you to configure transition-to-cold storage policies to transition the storage types of generated backup files and reduce the backup storage costs.
      2/14/2023

      December 2022

      Update
      Description
      Release Date
      Documentation
      Supported parallel query
      TencentDB for MySQL supports parallel query, which schedules and leverages multiple compute resources to greatly shorten the response time of large queries.
      12/22/2022

      November 2022

      Update
      Description
      Release Date
      Documentation
      Launched a new version of database proxy
      TencentDB for MySQL has released a new version of database proxy. It provides powerful features such as automatic read/write separation, transaction split, connection pool, and disconnection prevention. It also supports mounting read-only instances across AZs and enabling multiple database proxy access addresses to meet the requirements in different business scenarios.
      11/2/2022

      October 2022

      Update
      Description
      Release Date
      Documentation
      Supported backup encryption
      TencentDB for MySQL supports backup encryption to help improve the data security. Combined with KMS to encrypt backup files, it helps prevent accidental backup leakage from causing security incidents.
      10/31/2022
      Supported the single-node architecture
      TencentDB for MySQL supports single-node instance of cloud disk edition, which offers a storage space of up to 30 TB and is extremely cost-effective and suitable for diversified scenarios such as testing, development, and learning.
      10/8/2022

      September 2022

      Update
      Description
      Release Date
      Documentation
      Supported parameter modification for read-only instances
      TencentDB for MySQL supports modifying read-only instance parameters to meet the parameter configuration needs in different business scenarios.
      9/19/2022
      Supported cross-region backup
      TencentDB for MySQL supports cross-region backup to ensure the high availability, security, and recoverability of data and implement various features, such as remote backup and restoration, remote disaster recovery, long-term data archive, and regulatory compliance.
      9/9/2022

      July 2022

      Update
      Description
      Release Date
      Documentation
      Supported password complexity
      TencentDB for MySQL allows you to set the password complexity to improve the strength of database access passwords and ensure the database security.
      7/20/2022

      June 2022

      Update
      Description
      Release Date
      Documentation
      TencentDB for MySQL supported infrequent access storage
      Tencent Cloud provides the infrequent access storage option for TencentDB for MySQL. You can select a suitable storage type based on your actual storage frequency to reduce audit costs.
      6/30/2022
      Supported SSL encryption
      TencentDB for MySQL supports SSL encryption to create encrypted data transfer channels and thus improve the security and integrity of communication data.
      6/27/2022

      April 2022

      Update
      Description
      Release Date
      Documentation
      Supported intelligent parameter tuning
      TencentDB for MySQL supports the intelligent parameter tuning feature to help you improve the database performance.
      4/25/2022
      Supported the TXRocks engine
      TencentDB for MySQL supports the TXRocks transactional storage engine, which has a performance comparable to that of InnoDB but requires a much smaller storage space. It is suitable for businesses with a large data volume and high requirements for the transactional read/write performance.
      4/18/2022
      Supported archive backup
      You can use the archive backup feature to back up data by scheduling two cycles, which reduces the costs compared with a single-cycle backup policy.
      4/2/2022

      February 2022

      Update
      Description
      Release Date
      Documentation
      Supported connection pool for the database proxy
      The TencentDB for MySQL proxy supports the session-level connection pool. It can effectively solve the problem of excessively high database instance loads caused by frequent establishment of new connections in non-persistent connection businesses.
      2022-02
      Optimized and updated the database proxy feature
      TencentDB for MySQL's database proxy feature is optimized and updated. It can now support the upgrade of proxy kernel minor version, network switch, and reconfigurations, which delivers a higher convenience and performance.
      2022-02
      Upgrading Kernel Minor Version of Database Proxy
      Switching Database Proxy Network
      Adjusting Database Proxy Configuration

      December 2021

      Update
      Description
      Release Date
      Documentation
      Optimized RO group delay settings
      RO delay configuration in TencentDB for MySQL is moved from instance configuration to RO group configuration, so that delay and removal policies configured in the same RO group will not conflict with each other. Moreover, RO instance delay management is simplified. When an RO group is used to unify IP access, no inconsistency between the accessed and expected data will occur due to a delayed RO instance.
      2021-12
      Supported AZ migration
      TencentDB for MySQL launched AZ Migration It can implement nearby access and resource expansion for your business and better utilize resources in different AZs in the same region.
      2021-12
      Parameter Template and Instance Purchase Process Optimization
      TencentDB for MySQL optimizes parameter-related features and instance delivery process, including creating and applying parameter templates, comparing parameters, modifying modifiable parameters, and purchasing instances.
      2021-12

      August 2021

      Update
      Description
      Release Date
      Documentation
      Displayed project group information in bills in MySQL audit
      Exported bills display the project group information of database instances for you to categorize bills and collect statistics by project group.
      2021-08
      Displayed the instance name in MySQL audit
      The original “Instance ID” column in the instance list is changed to “Instance ID/Name” to add the instance name for locating instances more quickly.
      2021-08
      -
      Supported seven days as the log retention period in MySQL audit
      When audit is newly enabled, you can set the log retention period to seven days. This is suitable for scenarios where you want to observe execution conditions and analyze discovered database problems for a short time. For instances with audit already enabled, you can also change the log retention period to seven days.
      2021-08
      Optimized search in MySQL audit
      Fuzzy search is supported, multiple SQL types can be used together for filtering, and the 24-hour limit on the search time period is removed.
      2021-08

      July 2021

      Update
      Description
      Release Date
      Documentation
      Supported QuickChange
      TencentDB for MySQL now supports QuickChange. If the physical machine where the instance is deployed has sufficient resources (aka local resources), you can adjust instance configuration in the QuickChange mode without migrating data. As it takes less time for preparation, the overall adjustment process becomes faster.
      2021-07

      April 2021

      Update
      Description
      Release Date
      Documentation
      Supported database proxy
      Database proxy is a network proxy service between the TencentDB service and the application service. It is used to proxy all requests when the application service accesses the database. The database proxy access address is independent of the original database access address. Requests proxied at the proxy address are all relayed through the proxy cluster to access the source and replica nodes of the database. Read/Write separation is implemented, so that read requests are forwarded to read-only instances, which lowers the load of the source database.
      2021-04
      Notice on Binlog Taking up the Disk Space
      As the speed of writing to binlog affects database performance, TencentDB for MySQL now migrates the binlog files to high-performance SSDs (i.e., instance disk space) in order to improve database performance and stability.
      2021-04
      Local binlog retention period can be customized
      You can now customize the retention period of local binlog files in the TencentDB for MySQL console.
      2021-04

      March 2021

      Update
      Description
      Release Date
      Documentation
      Instance architectures have been renamed
      TencentDB for MySQL now supports three types of architectures including single-node (formerly Basic Edition), two-node (formerly High-Availability Edition), and three-node (formerly Finance Edition), and three resource isolation policies including basic, general, and dedicated policies. Renaming won't change any features of these architectures.
      2021-03
      Read-only instances support exclusive private network addresses
      You can now configure a custom and exclusive private network address (IP and port) for a read-only instance.
      2021-03

      December 2020

      Update
      Description
      Release Date
      Documentation
      Supported delayed replication for read-only instances
      TencentDB for MySQL allows you to set delayed replication for read-only instances and enable/disable replication. You can set delayed replication (i.e., delay between a read-only instance and its source instance) and select to replay by flashbacked position or global transaction identifier (GTID) during the delay to efficiently roll back data and fix failures.
      2020-12

      November 2020

      Update
      Description
      Release Date
      Documentation
      Instances can be cloned
      You can now restore a TencentDB for MySQL instance to any point in time within the log backup retention period or from a specific physical backup set by cloning.
      2020-11

      October 2020

      Update
      Description
      Release Date
      Documentation
      The purchase page is optimized
      You can now specify alarm policies, parameter templates, and bind an instance with security groups of other projects on the purchase page.
      2020-10
      TDE is supported for MySQL 8.0
      TencentDB for MySQL 8.0 now supports Transparent Data Encryption (TDE).
      2020-10

      August 2020

      Update
      Description
      Release Date
      Documentation
      Supported MySQL 8.0
      TencentDB for MySQL 8.0 is now supported. Combined with a complete set of management services and the TXSQL kernel, TencentDB for MySQL provides an enterprise-grade database service that is more stable and quicker to deploy. It applies to various use cases and helps you upgrade your business.
      2020-08

      July 2020

      Update
      Description
      Release Date
      Documentation
      Parameter templates can be applied to instances
      TencentDB for MySQL supports modifying parameters of multiple instances at the same time through parameter templates. You can perform a parameter modification task during the custom time window, or cancel it.
      2020-07
      Supported transparent data encryption (TDE)
      TencentDB for MySQL comes with the transparent data encryption (TDE) feature. Transparent encryption means that the data encryption and decryption are transparent to users. TDE supports real-time I/O encryption and decryption of data files. It encrypts data before it is written to disk, and decrypts data when it is read into memory from disk, which meets the compliance requirements of static data encryption.
      2020-07
      Supported MySQL database audit
      Tencent Cloud provides database audit capabilities for TencentDB for MySQL, which can record accesses to databases and executions of SQL statements to help you manage risks and improve the database security.
      2020-07

      June 2020

      Update
      Description
      Release Date
      Documentation
      Supported manual kernel minor version upgrade
      TencentDB for MySQL supports manual kernel minor version upgrade. Upgrading adds new features, improves performance, and fixes issues.
      2020-06

      April 2020

      Update
      Description
      Release Date
      Documentation
      One-source-two-replica High-Availability Edition is renamed as Finance Edition
      The Finance Edition adopts a one-source-two-replica architecture (three nodes in total) and supports strong sync replication. It guarantees strong data consistency through real-time hot backup and provides finance-grade reliability and high availability.
      2020-04
      Repossession time for the old IP address can be customized
      The repossession time of the old IP address can be customized between 0 and 168 hours when the network is switched. If the repossession time is set to 0 hours, the old IP address will be repossessed immediately after the network switch.
      2020-04

      January 2020

      Update
      Description
      Release Date
      Documentation
      Supported TencentDB for DBbrain
      TencentDB for DBbrain (DBbrain) is an intelligent database diagnosis and optimization product. It provides real-time database protection, locates causes of and offers solutions to database exceptions, and helps with exception prevention at the source.
      2020-01
      Slow log and error log details can now be queried
      TencentDB for MySQL (excluding the Basic Edition) instances support operation log management. In the Operation Log tab, you can view the slow logs details, error logs details, and rollback logs of the instance and download slow logs.
      2020-01

      December 2019

      Update
      Description
      Release Date
      Documentation
      MySQL backup is now a paid service
      TencentDB for MySQL will start charging for the usage of instance backup space exceeding the free tier. Improvements will be made for data compression, backup stability and availability. You can shorten retention periods and lower backup frequencies to reduce your backup capacity costs. You can shorten retention periods and lower backup frequencies to reduce your backup capacity costs.
      2019-12

      November 2019

      Update
      Description
      Release Date
      Documentation
      Supported event alarming
      By subscribing to events such as OOM, source-replica switch, read-only instance removal, and instance migration caused by server failure, you can now stay on top of your instance statuses.
      2019-11

      September 2019

      Update
      Description
      Release Date
      Documentation
      Database backup page is available
      We have released the TencentDB for MySQL database backup page. It is divided into two sections: overview and backup list. Backup trends and statistics can be viewed in the overview tab. Backup data details and log backups can be found in the backup list.
      2019-09

      May 2019

      Update
      Description
      Release Date
      Documentation
      Automatic backups are fully upgraded to physical backup
      The automatic backup feature of TencentDB for MySQL only supports physical backup. Existing automatic logical backups will be switched to physical backups. If you need logical backups, you can use the manual backup feature in the TencentDB for MySQL console or call APIs.
      2019-05
      Nanjing Zone 1 is now available
      TencentDB for MySQL is now available in Nanjing Zone 1. With this new AZ, TencentDB for MySQL is now available in two regions in East China: Shanghai and Nanjing.
      2019-05

      March 2019

      Update
      Description
      Release Date
      Documentation
      Supported switching between VPCs
      Switch from VPC A to VPC B: A single TencentDB instance can be switched from VPC A to VPC B.
      2019-03

      February 2019

      Update
      Description
      Release Date
      Documentation
      Supported one-click connectivity check
      A one-click connectivity check is now provided in the console to help you quickly locate internal and external connectivity problems and offer corresponding solutions.
      2019-02

      June 2018

      Update
      Description
      Release Date
      Documentation
      Supported database audit
      Database audit can record the actions of TencentDB in real time. It carries out fine-grained audit on database operations, records and alerts such risky database behaviors as SQL injection and abnormal operation.
      2018-06
      Supported purchasing Basic Edition instances
      TencentDB for MySQL Basic Edition adopts a single-node deployment method with computation-storage separation. If a computing node fails, the system can switch to a healthy one for quick recovery. Premium cloud disks are used as the underlying storage media of the Basic Edition, which feature high quality, cost-effectiveness, stability, and performance, making them suitable for 90% of I/O scenarios.
      2018-06
      Supported network switch
      Switching between the classic network and VPC and between subnets in the same VPC is now supported.
      2018-06
      Supported self-service connectivity check
      You can now quickly check the connectivity status of your databases.
      2018-06
      Supported 5-day self-service return and refund
      TencentDB for MySQL allows you to return one monthly subscribed instance unconditionally within five (inclusive) days after purchase under each account.
      2018-06
      Supported downgrading and refunding
      You can now downgrade your database configuration and be refunded accordingly.
      2018-06
      Supported MySQL 5.7 data migration
      DTS now supports migrating MySQL 5.7.
      2018-06
      Product is renamed
      CDB for MySQL is renamed TencentDB for MySQL.
      2018-06

      August 2017

      Update
      Description
      Release Date
      Documentation
      Elastic specifications is supported for read-only instances
      A read-only instance can now adopt a different specification from that of its source instance.
      2017-08
      Monitoring at a 1-minute granularity is now supported
      Monitoring can now be performed at a 1-minute granularity.
      2017-08
      Supported physical backup
      Data can now be stored through physical backups.
      2017-08
      Supported manual backup
      You can now customize the backup time and retention period (up to 732 days).
      2017-08
      Supported security group
      Security group serves as a stateful virtual firewall with filtering feature for configuring network access control for one or more TencentDB instances. It is an important network security isolation tool provided by Tencent Cloud.
      2017-08
      Supported data subscription
      DTS can now help you get incrementally updated data in TencentDB in real time, so that you can consume incremental data based on your business needs.
      2017-08
      Data Subscription
      Supported data migration between TencentDB instances
      DTS is now compatible with more types of network environments.
      2017-08
      Data Management Center (DMC) is available
      DMC supports real-time monitoring and management of instance sessions.
      2017-08

      June 2017

      Update
      Description
      Release Date
      Documentation
      Supported MySQL 5.7
      MySQL 5.7 (Percona server) is now supported as well as MySQL 5.6 kernel. Native capabilities such as horizontal scaling and read/write separation are also supported.
      2017-06

      March 2016

      Update
      Description
      Release Date
      Documentation
      Read-only instance feature is available
      TencentDB for MySQL allows you to create one or more read-only instances, which are suitable for read/write separation and one-source-multiple-replica application scenarios and capable of greatly enhancing the read load capacity of your database.
      2016-03
      Supported pay-as-You-Go instances
      Database services can now be billed by hour.
      2016-03
      
      Contact Us

      Contact our sales team or business advisors to help your business.

      Contact Us
      Technical Support

      Open a ticket if you're looking for further assistance. Our Ticket is 7x24 avaliable.

      Submit a Ticket
      7x24 Phone Support
      Copyright © 2013-2024 Tencent Cloud. All Rights Reserved.
      Privacy PolicyLegalCookie Policy