Data management system, and data updating method and apparatus

A data updating method, applied to any first-type access end among a plurality of first-type access ends comprised in a data management system, wherein the data management system further comprises a data storage end, the data storage end maintains first original data comprising original content, the plurality of first-type access ends each have shared read-only permission for the first original data, the method comprising:

• reading loaded first original data in a read-only manner in response to an access request for the first original data;
• and
• caching first updated data generated based on the read first original data, wherein the first updated data respectively cached by the plurality of first-type access ends is used as a data source to generate a data updating and merging result, to enable the data storage end to update the first original data based on the data updating and merging result.

A data updating method, applied to a data storage end in a data management system, wherein the data management system further comprises a plurality of first-type access ends, the data storage end maintains first original data comprising original content, the plurality of first-type access ends each have a shared read-only permission for the first original data, the method comprising:

• generating a data updating and merging result by using first updated data respectively cached by the plurality of first-type access ends as a data source, wherein the first updated data cached by any one of the plurality of first-type access ends is generated by the first-type access end by reading loaded first original data in a read-only manner, and the first original data is loaded by the first-type access end in response to an access request for the first original data;
• and
• updating the first original data based on the data updating and merging result.

(canceled)

(canceled)