MSSQL Services and Parameters can be monitored using WMI. Here are the steps to associate the MSSQL monitors to a device:
Go to the snapshot page of a device that has MSSQL running.
Scroll down and select the Monitors tab.
Click on Performance Monitors. The monitors are listed on the right.
Click the Add Monitor button on the right. A list of monitors is displayed.
Click the MSSQL Monitors button on top of this list. The monitors of all the MSSQL parameters are displayed.
These monitors are associated to the device. Ensure to associate the correct WMI credential to the device. OpManager uses these credentials to connect to the device using WMI.