If you are an IT Pro managing Lync, you know that Lync has a key dependency on SQL databases. For the most part, you don’t need to know the details of what databases Lync actually uses but at times that knowledge can be very useful, like during troubleshooting! As a Lync (and OCS) trainer, I know a fair bit about how Lync (and OCS before it) makes use of SQL, but there are details that, until now, I wasn’t totally clear on,
Curtis Johnstone has written a great article on The Lync Server Databases which covers the databases used and what they are used for plus some other relevant information about SQL server (and what versions are needed).
I recommend reading this article (and bookmarking it) to learn more about this topic.