Product Overview

DimensionsCloud DatabaseDIY Database
Price
No software or hardware investments required, multiple selections (high I/O edition and high-capacity edition) are available, with on-demand fees.Single storage servers are costly (2 devices are required for master/slave mode, which may cause resource redundancies)
Extra costs for recruitment of professional DBA engineers
Performance
The optimized core delivers performance as high as 245509 QPS, far surpassing normal DIY databasesPerformance relies on technician skills.
Service availability
Service availability stands at the top of the industry at 99.95%. It supports dual hot backup and quick failover within seconds. A professional support team provides 24×7 service, 1-on-1 guidance, and QQ
remote assistance.
Faults need to be rectified by users, and users need to build the master/slave mode and RAID.
Data reliability
Data reliability reaches 99.9996%. It adopts an excellent auto data backup system, and a restoration mechanism that prevents loss (real-time two-node cluster hot backup, complete restoration for data generated
within 3 days, and cold backup data dumps generated within 5 days)
Relies heavily on the stability of hardware and the skills of technicians
Monitoring
Over 20 monitoring items and real-time fault pre-alarmsNeed to develop a database monitoring system, and Ops staff need to be on standby 24×7
Ops
• Tencent Cloud provides all-around ops services including installation, deployment, version update, and troubleshooting of the MySQL database

• Auto master/slave switching, troubleshooting, and data migration without changes of IP and ports

• Need to install, deploy, update, and troubleshoot MySQL database on your own

• After switching between master and slave, the user needs to reconfigure IP and ports for database connection

Function Description

Performance guaranteed by reliable hardware

Guarantees database accessibility with the help of outstanding IO performance of PCI-E SSD
A single instance supports the maximum performance of 245509 QPS and 1 TB storage space.