Overview
Scenarios
Product Architecture
Instance Types
Compatibility Notes
Update | Description | Documentation |
Parameter Configuration Feature Update | The parameter list supports dynamically reading kernel configuration, synchronizes parameter default values and value ranges in real time, ensures that the display is consistent with kernel features, and improves the accuracy of parameter management. | |
Kernel Update | TDSQL Boundless officially launches version 21.2.4. This version focuses on performance optimization and stability enhancement, adding features such as non-blocking/preemptive DDL, batch DML optimization, large partitioned table DDL acceleration, partitioned table metadata memory optimization, and more. It also fixes 60+ known issues and supports the TiDB one-click migration tool. |
Update | Description | Documentation |
Kernel Update | TDSQL Boundless officially launches version 21.4.1. This version introduces a complete HBase to TDSQL Boundless data migration solution. | |
Kernel Update | TDSQL Boundless officially launches version 19.2.8, with optimizations for MC metadata caching issues. | - |
Update | Description | Documentation |
Kernel Update | TDSQL Boundless officially launches version 21.2.3. This version is optimized for performance and stability, with targeted enhancements for scenarios such as parallel and batch execution, and DDL operations. Additionally, the new version introduces the SavePoint and Batch Limit features. | |
New Enhanced Instance | TDSQL Boundless has launched enhanced instances delivering greater CPU performance. The original general-purpose instances are nearly sold out and are no longer available for new purchases, while existing instances still support scaling out. |
Update | Description | Documentation |
Kernel Update | TDSQL Boundless officially launches version 21.4.0. As a preview release compatible with HBase, this version provides full compatibility with HBase data formats and APIs. | |
New: Replica Mode Conversion | TDSQL Boundless now supports online conversion of replica modes for existing single available zone instances. You can flexibly switch between 3 replicas and 2 replicas to match your requirements. | - |
Support for shipping database audit logs to CLS | TDSQL Boundless Database Audit supports shipping logs to Cloud Log Service (CLS). It can collect database audit logs from instances and deliver them to CLS for centralized management and analysis. | - |
Update | Description | Documentation |
Kernel Update | TDSQL Boundless releases versions 21.2.1 and 21.2.2, enhancing database performance and stability. | - |
Analytics engine kernel update | TDSQL Boundless releases versions 21.3.1 and 21.3.2, optimizing columnar storage memory control and enhancing stability. |
Update | Description | Documentation |
Analysis Engine Enters Private Preview | TDSQL Boundless releases version 21.3.0, which supports a read-only analytics engine and provides columnar storage with vectorized computation acceleration. | - |
Product Renaming | Starting from 2025.10, Tencent Cloud's "TDSQL for MySQL (TDStore Engine)" has been renamed to "Distributed Database TDSQL Boundless". | - |
Update | Description | Documentation |
New Region Support | TDSQL for MySQL (TDStore Engine) is now available in the Nanjing region. | |
Optimize slow query logs | TDSQL for MySQL (TDStore Engine) supports sorting slow query details by multiple fields. | - |
Analytics Engine supports version auditing. | TDSQL for MySQL (TDStore Engine) supports independent version upgrades for the Analytics Engine. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 21.2.0, enhancing database stability. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 21.1.0, supporting cost model-based optimization, optimization of point queries / range queries, and RG merging. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 20.1.4, enhancing database stability. | - |
Update | Description | Documentation |
New Region Support | TDSQL for MySQL (TDStore Engine) is now officially available in the Tokyo region, with support for purchasing and deploying instances in Tokyo Zone 1. | - |
New Instance Specs and Types | New instance specifications and types have been added: 2 replicas instances are now supported, reducing costs while maintaining multi-AZ disaster recovery. Two new large-scale local disk configurations have been added: 24-core 48GB/8000GB and 48-core 96GB/12000GB. | |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 20.1.3, enhancing database stability. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 19.2.7, enhancing database stability. | - |
Update | Description | Documentation |
Enhanced Disaster Recovery | TDSQL for MySQL (TDStore Engine) has added the feature to forcefully disconnect disaster recovery connections. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 20.1.2, enhancing database stability. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 19.2.6, enhancing database stability. | - |
Update | Description | Documentation |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released versions 20.1.0 and 20.1.1, supporting explicitly creating affinity policies for Key partitions, enhancing database stability. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 19.2.5, enhancing database stability. | - |
Update | Description | Documentation |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 21.0.0, upgrading the storage engine from RocksDB 5.18.3 to version 8.11.3, and adding a columnar analytical engine. | |
Kernel Update | TDSQL for MySQL (TDStore Engine) has release.d versions 20.0.1 and 20.0.2, enhancing database stability. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 19.2.4, enhancing database stability. | - |
Update | Description | Documentation |
New: Binlog Subscription | TDSQL for MySQL (TDStore Engine) is compatible with the standard MySQL Binlog Dump protocol. After Binlog is enabled, you can continuously subscribe to incremental data changes from the time it is enabled. | |
Enhanced Disaster Recovery | TDSQL for MySQL (TDStore Engine) supports establishing disaster recovery instances by cloning instances in the same region or across regions, enhancing database availability. | - |
New: Scheduled Scaling | TDSQL for MySQL (TDStore Engine) supports periodic and scheduled raising/lowering of node specifications and adding/reducing of the number of nodes to handle business peaks and troughs. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 20.0.0, supporting explicit management of data affinity policies via SQL, enhancing OnlineDDL performance, and adapting to community Binlog features and syntax. | - |
Update | Description | Documentation |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released versions 19.2.1, 19.2.2, and 19.2.3, enhancing database stability. | - |
Update | Description | Documentation |
New: In-Place Scaling | TDSQL for MySQL (TDStore Engine) supports in-place configuration changes and primary AZ configuration. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 19.2.0, adding the database table recycle bin feature, optimizing the performance of BATCH batch operations, and enhancing the stability of OnlineDDL. |
Update | Description | Documentation |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 19.1.0, which is compatible with the Binlog Dump protocol. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 19.0.1, enhancing database stability. | - |
Update | Description | Documentation |
New: Same-Region Disaster Recovery | TDSQL for MySQL (TDStore Engine) supports creating disaster recovery instances in the same Region. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 19.0.0, featuring distributed deadlock detection, FastOnlineDDL, and enhanced parallel query performance optimization. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 18.3.1, enhancing database stability. | - |
Update | Description | Documentation |
Backup and Recovery Enhancements | TDSQL for MySQL (TDStore Engine) has added a feature for backup overview and long-term backup policy. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 18.2.1, enhancing database stability. | - |
Update | Description | Documentation |
Support for Setting Primary AZ | 3 AZ instances of TDSQL for MySQL (TDStore Engine) now support setting a primary availability zone, allowing you to optimize for performance or resource utilization as needed. | |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 18.2.0, enhancing database stability. | - |
Update | Description | Documentation |
Disaster Recovery Mode Upgrade | TDSQL for MySQL (TDStore Engine) now supports adjusting the instance disaster recovery mode, allowing you to expand a single AZ, three replicas deployment to a 3AZ, three replicas deployment for cross-AZ high availability. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 18.1.0, supporting separate disk storage for logs and user data, optimizing batch deletion and instance initialization processes, and enhancing the stability of storage and migration tools. | - |
Update | Description | Documentation |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 18.0.1, enhancing database stability. | - |
Update | Description | Documentation |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 18.0.0, providing a distributed transaction lock view, switching to physical file copying for data migration, and significantly improving data migration speed with replicas, among other improvements. | |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 17.1.3, enhancing database stability. | - |
Update | Description | Documentation |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 17.1.2, enhancing database stability. | - |
Update | Description | Documentation |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 17.1.1, enhancing database stability. | - |
Update | Description | Documentation |
New: Instance Version Upgrade | TDSQL for MySQL (TDStore Engine) has added a version upgrade feature that supports rolling upgrades of instances to new versions. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 17.1.0, supporting performance optimization and stability improvement for different CPU architectures. | - |
Update | Description | Documentation |
Support for Single-AZ to Multi-AZ Expansion | TDSQL for MySQL (TDStore Engine) now supports expanding 1 AZ instance to a 3AZ deployment for cross available zone high availability. | - |
Kernel Update | TDSQL for MySQL (TDStore Engine) has released version 17.0.0, supporting features such as flashback query and statistics optimization. |
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