Windows User/Gruppe

rem add user
net user APP_OP mypassword /ADD /y

rem add group
net localgroup LOCAL_APP_USERS  /ADD

rem add user to Group
net localgroup LOCAL_APP_USERS  APP_OP /ADD

USE [master];
CREATE LOGIN [$(COMPUTERNAME)\LOCAL_APP_USERS]  FROM WINDOWS WITH DEFAULT_DATABASE=[db_name_dev];
GO

USE [db_name_dev];
GO
CREATE USER [$(COMPUTERNAME)\LOCAL_APP_USERS]   FOR LOGIN [$(COMPUTERNAME)\LOCAL_APP_USERS];
GO

EXEC sp_addrolemember  N'app_user_rol'    , N'$(COMPUTERNAME)\LOCAL_APP_USERS'
GO

rem mit dem Windows-User, der dann auf die DB verbinden soll eine Shell öffnen:
runas /user: $(COMPUTERNAME)\APP_OP cmd.exe

rem in dieser Shell danach
rem test mit integrated security
sqlcmd -S localhost -E -d db_name_dev

sqlcmd -S tcp:localhost,1433 -U app_user_dev -P aaaaaa -d db_name_dev
exit

sqlcmd -S tcp:localhost,1433 -E -d db_name_dev
exit