Description: Data evidence refers to the information collected and presented to support conclusions or decisions based on data analysis. This concept is fundamental in the realm of databases and Big Data, where the quantity and quality of data play a crucial role in informed decision-making. Data evidence is characterized by its ability to provide quantitative and qualitative backing to claims or hypotheses, allowing organizations and researchers to validate their theories and strategies. In a world where information is abundant, data evidence becomes an essential resource for discerning meaningful patterns, trends, and relationships. Furthermore, its relevance extends across various disciplines, from science and technology to marketing and economics, where data analysis can influence policies, products, and services. The clear and effective presentation of this evidence is equally important, as it facilitates understanding and communication of findings to different audiences, from experts to the general public. In summary, data evidence not only supports decisions but also drives innovation and continuous improvement across multiple sectors.