???????????????????????performance dashboard:
???????????? http://www.microsoft.com/en-us/download/details.aspx?id=29063
???????裺
????1. ????
????2. ???
????3. ???? C:Program Files (x86)Microsoft SQL Server110ToolsPerformance Dashboard setup.sql   ????????????????Щ?洢????
????4. SSMS -?? databases ?????? -?? reports -?? custom reports -?? ??? C:Program Files (x86)Microsoft SQL Server110ToolsPerformance Dashboardperformance_dashboard_main.rdl
????????????????????????? ???????