Feature List
Last updated:2026-02-03 14:40:54
This document details the feature differences between the Redis version, ValKey version, and Memcached version of the storage engine, aiming to help users clearly understand the technical characteristics of each version, so that they can make informed technical choices based on business requirements.
Feature Attribute | Feature Name | Redis Edition | ValKey Version | Memcached Edition |
Instance management | Create instances. | Supported | Supported | Supported |
| Instance list/details | | | |
| Changing instance specifications | | | |
| Unsubscribe instances | | | |
| Batch recovery | Recovery is supported within the retention period. | Recovery is supported within the retention period. | Recovery is supported within the retention period. |
| Immediate deactivation of instances | Supported | Supported | Supported |
| Version upgrade | Supported | Not supported | Not supported |
| Architecture upgrade | Supported | Supported | Not supported |
| Instance restart | Not supported | Not supported | Not supported |
| Clearing an Instance | Supported | Supported | Supported |
| Tag management | Supported | Supported | Supported |
Sale | Monthly Subscription | Supported | Supported | Supported |
| Pay-as-You-Go | | | |
| Automatic renewal/Batch renewal | | | |
| Switching from Pay-as-You-Go to Monthly Subscription | | | |
| Reminder of expiration and arrears | | | |
Node management | Node list | Supported | Supported | Not supported |
| Read-Only Replicas | | | |
| Promotion of replica nodes to primary nodes | | | |
| Multi-AZ | | | Supported |
| Modification of AZ | | | Supported |
Backup and recovery | Manual backup | Supported | Supported | Supported |
| Automatic backup | | | Supported |
| Backup file download | | | Not supported |
| Instance cloning | | | Supported |
Account and password | Custom account and permissions | Supported | Supported | Not supported |
| Reset Password | | | |
| Authentication-free access | | | Supported |
Network and Security | VPC Network | Supported | Supported | Supported |
| Security Group | | | Supported |
| Public Network Access | | | Not supported |
| SSL authentication | | | Not supported |
Monitoring and Ops | Maintenance window | Supported | Supported | Supported |
| Modification of Specifications | | | Supported |
| Switching Networks | | | Supported |
| Adjusting Bandwidth | | | Supported |
| Parameter configuration | | | Supported |
| Slow query | | | Supported |
| Log Delivery CLS | | | Not supported |
| DTS Migration | | | Not supported |
| Monitoring Metrics | | | Supported |
| Monitoring and alarms | | | Supported |
| Event alarm | | | Supported |
| Exception Diagnosis | | | Not supported |
| Performance Trend | | | |
| Slow Log Analysis | | | |
| Memory Analysis | | | |
| Latency Analysis | | | |
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