Fuente: Wipo "BigData" The invention provides a digital object storage method based on a data lake, which solves the problems of poor big data processing effect and the like of the existing DOA architecture, and comprises the following steps: S1, organizing the DOA architecture; s2, introducing a data lake, and taking the data lake as a digital object warehouse of a DOA architecture; s3, outputting the DOA architecture based on the data lake; and S4, performing abstract packaging, CRUD and metadata management on the digital object in the data lake. The method has the advantages of being good in big data processing effect, compatible with various data systems and the like.