Non-stop data migration method and device

• Main Authors: MO RUIHAI, WANG TAOTAO, YU YIZHAO, MA XINYU
• Format: Patent
• Language: Chinese; English
• Published: 23.07.2021
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

The invention provides a non-stop data migration method and device, and the method comprises the steps: storing the business table data of a first data system in a data storage warehouse, and obtaining the offline table data of the data storage warehouse; configuring configuration information of the second data system; migrating the to-be-migrated data from the data storage warehouse to the second data system according to the offline table data and the business table data, and obtaining dirty data generated in the migration process of the to-be-migrated data; and recharging the service data in the first data system into the second data system, and cleaning the dirty data. According to the method disclosed by the embodiment of the invention, the problem of stopping for data migration in the prior art can be solved, the loss caused by data migration stopping business can be reduced, the labor cost of personnel on duty at night is reduced, no perception to passengers is realized, the flexibility of data migratio