Historical data migration method and system

• Main Authors: LIU BIN, WANG LEI, WANG YING, SUN YUANYUN, YANG CHUNYU, WANG SISI, YU HAO, LIU HUA, LIANG TINGHUI, ZHOU LIWEI
• Format: Patent
• Language: Chinese; English
• Published: 20.10.2023
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

The invention relates to the technical field of data processing, and discloses a historical data migration method and system.The method comprises the steps that when data migration information sent by a historical database is obtained, communication connection between a target database and the historical database is established, and historical data to be migrated in the historical database is determined; the method comprises the steps of obtaining the data volume of to-be-migrated historical data and the receivable data volume of a target database, setting a migration instruction according to the data volume of the to-be-migrated historical data and the receivable data volume of the target database, migrating the to-be-migrated historical data to the target database based on the migration instruction, and after the to-be-migrated historical data is migrated to the target database, migrating the to-be-migrated historical data to the According to the method, the important coefficient of the to-be-migrated histo