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What Are the Differences Between RDS and Other Database Solutions?

Updated at: May 26, 2020 GMT+08:00
Table 1 Differences between RDS and other database solutions

Function Item

RDS

Self-Built Database Service

Service availability

For more information, see the Elastic Cloud Server User Guide.

Requires self-guarantee, primary/standby relationship setup, and RAID setup.

Data reliability

For more information, see the Elastic Volume Service User Guide.

Requires self-guarantee, primary/standby relationship setup, and RAID setup.

System security

Defends against Anti-DDoS attacks and promptly repairs database security vulnerabilities.

Requires procurement of expensive devices and software, as well as manual detection and repair of security vulnerabilities.

Database backup

Automated backups

You must find backup storage space to back up the database by yourself and periodically check whether backup data can be restored.

Hardware and software investment

Supports on-demand pricing and scaling without requiring hardware and software investment.

Requires large investment in database servers.

System hosting

Not required.

The hosting cost is high.

Maintenance cost

Not required.

Full-time Database Administrators (DBAs) are required for maintenance, leading to high manpower costs.

Deployment and scaling

Supports elastic scaling, fast deployment, and on-demand enabling.

Requires procurement, deployment, and coordination of hardware.

Resource utilization

Bills users based on the resources actually used, resulting in high resource utilization.

Peak resource utilization is considered, leading to low resource usage.

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