# see: http://zope.org/Documentation/Books/ZopeBook/2_6Edition/RelationalDatabases.stx

result = context.sqlGetSurvey(surveyid=surveyid)

# number of rows
# return len(result.dictionaries())

# list of tuples
# return result.tuples()

# what we're looking for:
# return result.tuples()[0][0]

# see: http://www.python.org/doc/current/tut/node10.html#SECTION0010300000000000000000
try: 
  result = result.tuples()[0][0]
  print 'true'
except IndexError: 
  print 'false'

return printed