code: def login_exists(login, domain='', **kwargs):
      '''
      Find if a login exists in the MS SQL server.
      domain, if provided, will be prepended to login
  
      CLI Example:
  
      .. code-block:: bash
  
          salt minion mssql.login_exists 'LOGIN'
      '''
      if domain:
          login = '{0}\\{1}'.format(domain, login)
      try:
          # We should get one, and only one row
          return len(tsql_query(query="SELECT name FROM sys.syslogins WHERE name='{0}'".format(login), **kwargs)) == 1
  
      except Exception as e:
          return 'Could not find the login: {0}'.format(ef login_exists(login, domain='', **kwargs):
      '''
      Find if a login exists in the MS SQL server.
      domain, if provided, will be prepended to login
  
      CLI Example:
  
      .. code-block:: bash
  
          salt minion mssql.login_exists 'LOGIN'
      '''
      if domain:
          login = '{0}\\{1}'.format(domain, login)
      try:
          # We should get one, and only one row
          return len(tsql_query(query="SELECT name FROM sys.syslogins WHERE name='{0}'".format(login), **kwargs)) == 1
  
      except Exception as e:
          return 'Could not find the login: {0}'.format(e)
docs: Find if a login exists in the MS SQL server.
      domain, if provided, will be prepended to login
  
      CLI Example:
  
      .. code-block:: bash
  
          salt minion mssql.login_exists 'LOGIN'