When importing birthday data into the SAP Customer Data Platform, two types of pre-processing can be applied to the birthday attribute: normalization and validation. Normalization ensures that the birthday data is in a consistent and standard format, which is crucial for accurate data analysis and segmentation. Validation checks the data for accuracy and completeness, ensuring that the birthdays are valid dates and are correctly formatted before they are imported into the platform. References = The information about pre-processing birthday data by applying normalization and validation is supported by the SAP Customer Data Platform’s documentation and learning resources, which outline the best practices for data management within the platform1.