What command would you use to remove a user from a SQL Server?
The DROP USER statement is used to remove a user from the SQL Server database.
How do I force disconnect a user in SQL Server?
When you right click on a database and click Tasks and then click Detach Database , it brings up a dialog with the active connections. By clicking on the hyperlink under "Messages" you can kill the active connections. You can then kill those connections without detaching the database.
How do I logout a user in SQL?
In SQL*Plus command-line, use EXIT or QUIT to log out of Oracle Database and return control to your computer's operating system. In iSQL*Plus, click the Logout button to log out of Oracle Database. Your script might begin with a CONNECT command and end with a DISCONNECT, as shown later.
How do I delete an orphaned user in SQL Server?
Once you have identified orphan users it is extremely simple to remove them. You remove them by using the sp_revokeuser SP. Here is an example that removes the database users 'USERX', from the current database in use.