- Release Notes and Announcements
- Release Notes
- Announcements
- Maintenance Time Change from Local Time to Beijing Time
- Account Type and Permission Changes
- Product Architecture Name Change
- Disk Storage Space Composition Change
- Ending Sale for Basic Edition 1-Core Specification [2022.03.07]
- Ending Support for Classic Network [2022.12.31]
- Backup Billing Start [2022.07.10]
- User Guide
- Product Introduction
- Purchase Guide
- Getting Started
- Operation Guide
- Constraints and Limits
- Usage Specifications and Suggestions
- Maintaining Instance
- Adjusting Instance Configuration
- Read-Only Instance
- Network and Security
- Account Management
- Database Management
- Parameter Configuration
- Monitoring and Alarms
- Backup and Restoration
- Log Management
- SSIS
- Data Migration
- Data Migration (Legacy)
- Best Practice
- API Documentation
- History
- Introduction
- API Category
- Making API Requests
- Instance Management APIs
- CreateCloudDBInstances
- CreateCloudReadOnlyDBInstances
- ModifyInstanceEncryptAttributes
- UpgradeDBInstance
- RollbackInstance
- RestoreInstance
- RestartDBInstance
- ResetAccountPassword
- ModifyDBRemark
- ModifyDBName
- ModifyDBInstanceProject
- ModifyDBInstanceName
- ModifyAccountPrivilege
- InquiryPriceUpgradeDBInstance
- InquiryPriceCreateDBInstances
- DescribeZones
- DescribeRollbackTime
- DescribeRegions
- DescribeProductConfig
- DescribeFlowStatus
- DescribeDBs
- DescribeDBInstances
- DescribeAccounts
- DeleteDB
- DeleteAccount
- CreateDBInstances
- CreateDB
- CreateAccount
- TerminateDBInstance
- RecycleDBInstance
- ModifyDBInstanceNetwork
- CloneDB
- DescribeDBCharsets
- ModifyDatabaseMdf
- ModifyDatabaseCT
- ModifyDatabaseCDC
- DescribeDBsNormal
- ModifyInstanceParam
- DescribeInstanceParams
- DescribeInstanceParamRecords
- OpenInterCommunication
- DescribeDBInstanceInter
- DescribeBusinessIntelligenceFile
- DeleteBusinessIntelligenceFile
- CreateBusinessIntelligenceFile
- CreateBusinessDBInstances
- CloseInterCommunication
- Backup and Restoration APIs
- RunMigration
- ModifyMigration
- DescribeMigrations
- DescribeMigrationDetail
- DescribeBackups
- DeleteMigration
- CreateMigration
- CreateBackup
- ModifyBackupStrategy
- StartIncrementalMigration
- StartBackupMigration
- ModifyIncrementalMigration
- ModifyBackupMigration
- DescribeUploadBackupInfo
- DescribeIncrementalMigration
- DescribeBackupUploadSize
- DescribeBackupMigration
- DescribeBackupCommand
- DeleteIncrementalMigration
- DeleteBackupMigration
- CreateIncrementalMigration
- CreateBackupMigration
- DescribeBackupFiles
- Extended Event APIs
- Database APIs
- Other APIs
- Data Types
- Error Codes
- FAQs
- Overview
- Model Selection
- Purchase
- Connection and Network
- Account and Permission
- Backup and Rollback
- Data Migration
- Publish/Subscribe
- Read-Only Instance
- Version and Architecture Upgrade
- Version/Architecture Upgrade
- Disk Space and Specification Adjustment
- Monitoring and Alarms
- Log
- Parameter Modification
- Features
- Performance/Space/Memory
- Service Agreement
- General Reference
- Glossary
- Contact Us
- Release Notes and Announcements
- Release Notes
- Announcements
- Maintenance Time Change from Local Time to Beijing Time
- Account Type and Permission Changes
- Product Architecture Name Change
- Disk Storage Space Composition Change
- Ending Sale for Basic Edition 1-Core Specification [2022.03.07]
- Ending Support for Classic Network [2022.12.31]
- Backup Billing Start [2022.07.10]
- User Guide
- Product Introduction
- Purchase Guide
- Getting Started
- Operation Guide
- Constraints and Limits
- Usage Specifications and Suggestions
- Maintaining Instance
- Adjusting Instance Configuration
- Read-Only Instance
- Network and Security
- Account Management
- Database Management
- Parameter Configuration
- Monitoring and Alarms
- Backup and Restoration
- Log Management
- SSIS
- Data Migration
- Data Migration (Legacy)
- Best Practice
- API Documentation
- History
- Introduction
- API Category
- Making API Requests
- Instance Management APIs
- CreateCloudDBInstances
- CreateCloudReadOnlyDBInstances
- ModifyInstanceEncryptAttributes
- UpgradeDBInstance
- RollbackInstance
- RestoreInstance
- RestartDBInstance
- ResetAccountPassword
- ModifyDBRemark
- ModifyDBName
- ModifyDBInstanceProject
- ModifyDBInstanceName
- ModifyAccountPrivilege
- InquiryPriceUpgradeDBInstance
- InquiryPriceCreateDBInstances
- DescribeZones
- DescribeRollbackTime
- DescribeRegions
- DescribeProductConfig
- DescribeFlowStatus
- DescribeDBs
- DescribeDBInstances
- DescribeAccounts
- DeleteDB
- DeleteAccount
- CreateDBInstances
- CreateDB
- CreateAccount
- TerminateDBInstance
- RecycleDBInstance
- ModifyDBInstanceNetwork
- CloneDB
- DescribeDBCharsets
- ModifyDatabaseMdf
- ModifyDatabaseCT
- ModifyDatabaseCDC
- DescribeDBsNormal
- ModifyInstanceParam
- DescribeInstanceParams
- DescribeInstanceParamRecords
- OpenInterCommunication
- DescribeDBInstanceInter
- DescribeBusinessIntelligenceFile
- DeleteBusinessIntelligenceFile
- CreateBusinessIntelligenceFile
- CreateBusinessDBInstances
- CloseInterCommunication
- Backup and Restoration APIs
- RunMigration
- ModifyMigration
- DescribeMigrations
- DescribeMigrationDetail
- DescribeBackups
- DeleteMigration
- CreateMigration
- CreateBackup
- ModifyBackupStrategy
- StartIncrementalMigration
- StartBackupMigration
- ModifyIncrementalMigration
- ModifyBackupMigration
- DescribeUploadBackupInfo
- DescribeIncrementalMigration
- DescribeBackupUploadSize
- DescribeBackupMigration
- DescribeBackupCommand
- DeleteIncrementalMigration
- DeleteBackupMigration
- CreateIncrementalMigration
- CreateBackupMigration
- DescribeBackupFiles
- Extended Event APIs
- Database APIs
- Other APIs
- Data Types
- Error Codes
- FAQs
- Overview
- Model Selection
- Purchase
- Connection and Network
- Account and Permission
- Backup and Rollback
- Data Migration
- Publish/Subscribe
- Read-Only Instance
- Version and Architecture Upgrade
- Version/Architecture Upgrade
- Disk Space and Specification Adjustment
- Monitoring and Alarms
- Log
- Parameter Modification
- Features
- Performance/Space/Memory
- Service Agreement
- General Reference
- Glossary
- Contact Us
This document describes the features and differences of TencentDB for SQL Server editions.
Edition Features and Differences
< tr >
| Module | Feature | Two-Node (Formerly High-Availability/Cluster Edition) | Single-Node (Formerly Basic Edition) |
| 2008 R2 Enterprise 2012 Standard/Enterprise 2014 Standard/Enterprise 2016 Standard/Enterprise 2017 Standard/Enterprise 2019 Standard/Enterprise |
2008 R2 Enterprise 2012 Enterprise 2014 Enterprise 2016 Enterprise 2017 Enterprise 2019 Enterprise | ||
| Lifecycle | Instance creation | Supported | Supported |
| Instance restart | |||
| Auto-renewal | |||
| Billing mode modification | |||
| Instance termination | |||
| Read-only instance creation | |||
| Publish/Subscribe | |||
| Specification upgrade/downgrade | |||
| Disk capacity adjustment | |||
| Version upgrade | |||
| Architecture upgrade | |||
| Instance attribute | Instance list view | Supported | Supported |
| Instance details view | |||
| Instance renaming | |||
| Instance remarks modifying | |||
| Instance tagging | |||
| Maintenance time management | |||
| Project management | |||
| Application availability | High availability method | Compute node migration + disk snapshot | |
| Cross-AZ disaster recovery | Supported | Unsupported | |
| Intra-region disaster recovery | Supported | Unsupported | |
| Read-only instance removal | Supported | Unsupported | |
| Cross-AZ migration | Supported | Unsupported | |
| Backup and recovery | Full backup | Supported | Supported |
| Data backup | |||
| Increment backup | |||
| Log backup | |||
| Scheduled backup | |||
| Manual backup | |||
| Archive file | |||
| Unarchived files | |||
| Instance backup | |||
| Multi-database backup | |||
| Backup policy customization | |||
| Restoration by backup set | |||
| Restoration by time point | |||
| Restoration by user backup set | |||
| Rollback to current instance | |||
| Rollback to existing intra-region instance | |||
| Rollback to existing cross-region instance | |||
| Backup download | |||
| Backup task execution on replica instance | Unsupported | ||
| Monitoring and alarms | Resource monitoring | Supported | Supported |
| Engine monitoring | Supported | ||
| Second-level monitoring | Unsupported (one-minute granularity) | ||
| Monitoring policy customization | Unsupported | Supported | |
| Alarm | Supported | Supported | |
| Account management | Account creation and deletion | Supported | Supported |
| Standard account | |||
| Privileged account | |||
| Designated account | |||
| Admin Account | Unsupported | Supported | |
| Database management | Database creation | Supported | Supported |
| Database deletion | |||
| Database cloning | |||
| Database authorization | |||
| Change data capture (CDC) | |||
| Change tracking (CT) | |||
| Database shrinking | |||
| Data security | Security group | Supported | Supported |
| Database audit | Unsupported currently | Unsupported | |
| Network encryption | |||
| TDE | Supported | ||
| Data channel | Data sync | Unsupported currently | Unsupported currently |
| Homogeneous data migration | Supported | Supported | |
| Heterogeneous data migration | Unsupported | Unsupported | |
| Publish/Subscribe | Supported | ||
| Log management | Error log | Unsupported | Unsupported |
| Slow log | Supported | Supported | |
| Execution log | Unsupported | Unsupported | |
| Blocking and deadlock events< | SQL Server 2012/2014/2016/2017/2019 Enterprise supported | SQL Server 2012/2014/2016/2017/2019 Enterprise supported | |
| Parameter management | Parameter update | Supported | Supported |
| Parameter history | |||
| Parameter template | Unsupported | Unsupported | |
| Performance optimization | Expert service | Supported | Supported |
| Resource analysis | Unsupported | Unsupported | |
| Engine analysis | |||
| Network | Classic network | Supported | Supported |
| VPC | |||
| Public network address | Supported | Supported |
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