The benefits of using a Database as a Service (DBaaS) model include simplifying database operations and providing scalability, cost-efficiency, high availability, disaster recovery, and security for tech stacks. A DBaaS takes care of data management, allowing developers to focus on what excites them - creating applications. With a DBaaS provider handling backend patching, backups, and security vulnerabilities, teams can allocate resources for high-priority items like rapid application development. This approach can prove more cost-efficient, particularly for startups and small businesses that lack their own data centers or extensive computing resources. Additionally, DBaaS offers scalability to handle fluctuations in business needs, such as seasonal traffic surges, without the need for additional storage or computing resources. The model also provides high availability and disaster recovery through automatic fail-over and replication of data across nodes and replicas. Furthermore, DBaaS offers security benefits through SOC 2 Type 2 audits and certifications, providing peace of mind for organizations dealing with sensitive data.