if not self._raw_columns:
raise 'thou shalt not have a select with no columns'
work in the Select constructor?
On 7/23/06,
Michael Bayer <[EMAIL PROTECTED]> wrote:
sure, check in what you think it should say.On Jul 23, 2006, at 7:05 PM, Jonathan Ellis wrote:Ah, okay.
Can the exception raised be improved for others making the same mistake?On 7/23/06, Michael Bayer < [EMAIL PROTECTED]> wrote:the select(use_labels=True, from_obj=[j]) has no columns in it:str(select(use_labels=True, from_obj=[j]))SELECTFROM users JOIN email_addresses ON users.user_id = email_addresses.user_idyou probably want:s = j.select(use_labels=True).alias('foo')On Jul 21, 2006, at 10:21 PM, Jonathan Ellis wrote:def testjoinwithlabels(self):
class UserWithAddress(object):
pass
j = join(users, addresses)
s = select(use_labels=True, from_obj=[j]).alias('foo')
m = mapper(UserWithAddress, s)
q = create_session().query(m)
--
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