This topic provides an overview of the features provided by SQL Server, as shown in the following table.
Function Module | Functions | Functions | Functions |
Specifications
| Number of Nodes
| 1 | 2 |
Specification Configurations
| vCPU: up to 64 cores
| vCPU: up to 64 cores
| |
Memory: up to 512 GB
| Memory: up to 512 GB | ||
Data disk: up to 32 TB | Data disk: up to 32 TB | ||
Instance Management
| Create DB Instances | Support | Support |
Delete Instance | Support | Support | |
Renew
| Support | Support | |
Restart | Support | Support | |
Billing Mode
| Self-Service Creation
| Support | Support |
Subscription-based Billing | Support | Support | |
Pay-As-You-Go | Support | Support | |
Instance Upgrade
| Edition Upgrade
| Support ² Description DB instances of the 2022 Standard Edition and 2022 Enterprise Edition cannot be upgraded.
| Not supported
|
Specification Upgrade | • Support CPU and memory upgrade • Only support upgrade within the same performance type | • Support CPU and memory upgrade • Only support upgrade within the same performance type | |
Storage Space | Support scaling up only | Support scaling up only
| |
Backup Space
| • Zettabyte Object Storage (ZOS) is billed by capacity and does not involve scaling • Elastic Volume Service (EVS) supports scaling up only | Zettabyte Object Storage (ZOS) is billed by capacity and does not involve scaling • Elastic Volume Service (EVS) supports scaling up only | |
Instance Management | Security Group | Support | Support |
Port Modification | Support | Support | |
Account Management
| Support | Support | |
Password Reset
| Support | Support | |
Database Management | Support | Support | |
Parameter Setting | Support | Support | |
Backup | Full/Incremental Backup
| Support | Support |
Auto/Manual Backup
| Support | Support | |
Backup Policy Management
| Support | Support | |
Cross-Domain Backup
| Support | Support | |
Restore | Restoration based on Time Points
| Support | Support |
Restoration based on Backup Sets
| Support | Support | |
Service Availability | Active-Standby Switchover | Not supported | Support |
Switchover Log Checking
| Not supported | Support | |
Log Management
| Error Log | Support | Support |
Monitoring Alarm | Metric Monitoring | Support | Support |
Alarm | Support | Support |