What capability does RDS Proxy provide to handle fluctuating workloads?

RDS Proxy provides management of database connections and scaling, which is critical for handling fluctuating workloads. It acts as an intermediary between application servers and the Amazon RDS database instances, efficiently pooling and reusing existing database connections. This connection pooling reduces the overhead of establishing new connections, which can be particularly taxing during traffic spikes or fluctuating workloads.

By enabling applications to utilize existing connections rather than continually opening new ones, RDS Proxy minimizes latency and conserves database resources. This capability not only helps in maintaining database performance under varying load conditions but also enhances the application's overall efficiency and responsiveness.

While other options relate to important functionalities, they do not pertain directly to the capabilities of RDS Proxy in managing connections and scaling for variable workloads. For instance, database migration processes, machine learning integration, and serverless deployment do not address the specific need for efficient connection management that RDS Proxy is designed to fulfill.