I don't know how TG works. You have to ask TG users. D
Mohammed Khan napsal(a): > I think turbogears is maintain the mapper config?... how do I get this > information out.. > > Thanks > > mfk > > -----Original Message----- > From: sqlalchemy@googlegroups.com [mailto:[EMAIL PROTECTED] On Behalf Of ml > Sent: Wednesday, August 27, 2008 2:09 AM > To: sqlalchemy@googlegroups.com > Subject: [sqlalchemy] Re: error when running query.count() > > > Hi! > > There are more than 1 mapper to an object. Send your mappers configuration. > > David > > > mkhan napsal(a): >> Hi, I am trying get a count for a query but it errors out with >> following message: >> >> Page handler: <bound method Root.index of <harvest.controllers.Root >> object at 0x018444B0>> >> Traceback (most recent call last): >> File "c:\python25\lib\site-packages\cherrypy-2.3.0-py2.5.egg\cherrypy >> \_cphttptools.py", line 121, in _run >> self.main() >> File "c:\python25\lib\site-packages\cherrypy-2.3.0-py2.5.egg\cherrypy >> \_cphttptools.py", line 264, in main >> body = page_handler(*virtual_path, **self.params) >> File "<string>", line 3, in index >> File "c:\python25\lib\site-packages\TurboGears-1.0.5-py2.5.egg >> \turbogears\controllers.py", line 359, in expose >> *args, **kw) >> File "<string>", line 5, in run_with_transaction >> File "c:\python25\lib\site-packages\TurboGears-1.0.5-py2.5.egg >> \turbogears\database.py", line 407, in sa_rwt >> retval = func(*args, **kw) >> File "<string>", line 5, in _expose >> File "c:\python25\lib\site-packages\TurboGears-1.0.5-py2.5.egg >> \turbogears\controllers.py", line 372, in <lambda> >> mapping, fragment, args, kw))) >> File "c:\python25\lib\site-packages\TurboGears-1.0.5-py2.5.egg >> \turbogears\controllers.py", line 401, in _execute_func >> output = errorhandling.try_call(func, *args, **kw) >> File "c:\python25\lib\site-packages\TurboGears-1.0.5-py2.5.egg >> \turbogears\errorhandling.py", line 77, in try_call >> return func(self, *args, **kw) >> File "C:\Documents and Settings\mkhan\workspace\TestAutomation >> \Reports\Harvest\harvest\controllers.py", line 31, in index >> print results2.count() >> File "c:\python25\lib\site-packages\sqlalchemy-0.5.0beta3-py2.5.egg >> \sqlalchemy\orm\query.py", line 1193, in count >> return self._col_aggregate(sql.literal_column('1'), >> sql.func.count, >> nested_cols=list(self._only_mapper_zero().primary_key)) >> File "c:\python25\lib\site-packages\sqlalchemy-0.5.0beta3-py2.5.egg >> \sqlalchemy\orm\query.py", line 240, in _only_mapper_zero >> raise sa_exc.InvalidRequestError("This operation requires a Query >> against a single mapper.") >> InvalidRequestError: This operation requires a Query against a single >> mapper. >> >> I would appreciate some comments on what i am doing wrong, >> >> thanks, >> >> mfk >> > > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalchemy@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---
