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Often, by moving a solution to the cloud, managers shift a great deal of day-to-day management from their IT department to the cloud-solution provider. That said, the IT manager cannot relinquish the oversight and responsibility for performance and data management. Instead, the manager must provide essential oversight of the key system operations. With the success of cloud-based solutions, cloud providers began to offer more “as-a-service” solutions, such as database as a service (DBaas), which provide the benefits of cloud economics in addition to letting companies shift administrative responsibilities to the cloud provider.