Fuente: Wipo "digitalization" Methods, systems, and non-transitory computer readable storage media are disclosed for detecting missing data in a digital data repository according to a set of digital data requirements and extracted data attributes for correcting database operations. The disclosed system utilizes a classifier model to classify digital content items via an integration with the digital data repository. The disclosed system generates mappings indicating that the digital content items correspond to digital data requirements of a data policy based on the classifications. The disclosed system utilizes the mappings to determine that one or more types of data are missing from the digital data repository as indicated by the digital data requirements. The disclosed system generate an indication of the data missing from the digital data repository for use in performing additional operations, such as modifying a database operation having access to the digital content items to prevent further errors.