The present invention relates to the field of software development and testing, in particular to an upgrade records management system. The upgrade records management system comprises an upgrade record generating module, a data storage module, and a query module. The upgrade record generating module is used for obtaining upgrade content capable of being upgraded, and an upgrade version, upgrade configuration, a preset upgrade time and an included service module corresponding to the upgrade content, and generating upgrade records from the upgrade content, the upgrade version, the upgrade configuration, the preset upgrade time, and the included service module; the data storage module is used for storing the upgrade records; and the query module is used for inquiring the upgrade records in the data storage module according to a query policy, wherein the query policy comprises query according to the time, query according to the service module, and multi-term queries. The present invention further provides an upgrade records generation method and query method. According to the upgrade records management system and method disclosed by the present invention, a data storage module writing and inquiring technology is mainly used, so that summarization efficiency of the upgrade records is improved, careless mistakes possibly caused by manual summarization of upgrade content are avoided, and advantages of convenient use and integrity of the upgrade records are ensured.