title: how to undo sp_addlinkedserver abc,'SQL Server'?
body: <p>Wow i was just playing around with sp_addlinkedserver and i accidentally ran this command: <code>sp_addlinkedserver abc,'SQL Server'</code></p>
  
  <p>1) i had command(s) completed successfully.. but what happened?</p>
  
  <p>2) how do i undo what i did?</p>