In your role as a developer, you are tasked with creating an application that will handle and store relational data from users. This application will be accessible to a global audience. Your Chief Technology Officer (CTO) has expressed concerns regarding the scaling capabilities that will be required to accommodate an unknown and potentially rapidly growing user base. To address this concern, you must choose a database solution capable of scaling efficiently with the growth in user numbers while requiring minimal configuration adjustments. Which storage solution would be most appropriate for this scenario?