Release Notes
Announcements
Comparison Dimension | General Edition (10GE High-I/O Edition) | Cloud Disk Edition |
Core architecture | Based on the local physical disk (SSD). | Cloud-native storage-compute separation architecture, which is built with various cloud services such as Cloud Virtual Machine (CVM) and Cloud Block Storage (CBS). |
Key strength | High performance, stability, and reliability; low latency and sufficient bandwidth. | High elasticity, flexible scalability, and fast backup and recovery. |
Scalability | Storage scale-out may involve data migration. | Independent and minute-level scale-out can be achieved for compute and storage resources. |
Backup and recovery | Comprehensive automatic backup and recovery mechanism, which supports instance cloning, database and table rollback, and key-based flashback. | Efficient cloud disk snapshots, which support instance cloning and database and table rollback. |
Resource isolation | Provide an exclusive running environment for each instance with independent resource allocation. | Fully integrate the underlying cloud service capabilities of Tencent Cloud. |
Feature Category | General Edition | Cloud Disk Edition |
Logical backup | Supported | Not supported. But snapshot backup and physical backup are supported. For more details, see Backup Data. |
Snapshot backup | Not supported | Supported. |
Supported | ||
Supported | Not supported. | |
Supported | Not supported. |
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