Product Overview
Dimensions | Cloud Database | DIY Database |
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Price
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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) |
Performance
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The optimized core delivers performance as high as 245509 QPS, far surpassing normal DIY databases |
Performance relies on technician skills. |
Service availability
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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 24x7 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
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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
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Over 20 monitoring items and real-time fault pre-alarms |
Need to develop a database monitoring system, and Ops staff need to be on standby 24x7 |
Ops
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• 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.