Data recovery method and device, equipment and readable storage medium

The invention discloses a data recovery method and device, equipment and a readable storage medium. The method comprises the steps of obtaining pre-modification check points and post-modification check points of each data modification operation; after determining the data is mistakenly modified, usi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FAN YUAN, LIU BO, SHAO WANYAN, TANG SHAN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a data recovery method and device, equipment and a readable storage medium. The method comprises the steps of obtaining pre-modification check points and post-modification check points of each data modification operation; after determining the data is mistakenly modified, using the before-modification check points and the after-modification check points to obtain before-modification data content and after-modification data content corresponding to each data modification operation; comparing the data content before modification and the data content after modification of the same data modification operation to obtain difference content; determining a target pre-change check point corresponding to the misoperation data by using the difference content; and performing data recovey on the target pre-change data content corresponding to the target pre-change check point. The misoperation data can be positioned, the misoperation data can be recovered, the integrity and correctness of the data