A mounted database is a database that's in use an active mailbox database that's mounted for use by clients or a passive mailbox database that's mounted in recovery for log replication and replay. This cmdlet is available only in on-premises Exchange. Full-featured Buy OEM Microsoft Exchange Server 2017 Enterprise Microsofy SQL Server Excnange that allows developers Buy OEM Microsoft Exchange Server 2017 Enterprise cost-effectively build, test, and demonstrate applications based on SQL Server software. Submit feedback. Skip Submit. SQL Server editions. This page. For specific pricing, contact your Microsoft reseller. To see the return types, which are also known as output types, that this cmdlet accepts, see Cmdlet Input and Output Types. Try the newest edition Get started. Buy now. Contact Us Account Sign In. Run SQL Server on your favourite platform. Ultimate cost savings. Cloud-optimised licensing with the ability to license virtual machines, and the flexibility to move from server to server, to hosters, or to the cloud, on the operating system of your choice. It's all about choice. Office applications.