Nóta
Aðgangur að þessari síðu krefst heimildar. Þú getur prófað aðskrá þig inn eða breyta skráasöfnum.
Aðgangur að þessari síðu krefst heimildar. Þú getur prófað að breyta skráasöfnum.
Applies to: 
SQL Server
This article describes how to test connectivity to an instance of SQL Server, using the sqlcmd utility.
Sign in to the default instance of SQL Server
From a command prompt, enter the following command to connect by using Windows Authentication:
sqlcmd [/E] [/S servername]
Sign in to a named instance of SQL Server
From a command prompt, enter the following command to connect by using Windows Authentication:
sqlcmd [/E] /S servername\instancename