| 摘要 |
Disclosed are a service processing method, device and system, the method comprising: receiving a service processing request; when a primary database malfunctions, reading service data from a backup database in a readable state and/or a snapshot database in a readable state according to the service processing request and processing the service according to the service data. The snapshot database is used to store service data generated from a first time to a current time, the first time being earlier than a second time. The second time refers to the time when the latest service data backed up from the primary database to the backup database is generated. The present application addresses the problem of the service system unable to normally process the service, thus improving service processing efficiency. |
