-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 This is covered by the decl. layer documentation (including examples): - either use strings for the parameter or - you write outside the class scope User.sons = relation(....)
- -aj On 16.02.2009 9:57 Uhr, 一首诗 wrote: > I tried to write : > > #------------------------------------------------------------------------------------ > class User(Base): > __tablename__ = 'users' > > id = Column(Integer, primary_key=True) > name = Column(String) > fullname = Column(String) > password = Column(String) > sons = relation(User, order_by=User.id, backref="parent") > #------------------------------------------------------------------------------------ > > But the as 'User' is not defined at the line "... relation ... " is > processed, the code above doesn't work. > > So, does sqlalchemy support self 2 self relationship ? > If the answer is "YES", how to do it? > - -- ZOPYX Ltd. & Co. KG - Charlottenstr. 37/1 - 72070 Tübingen - Germany Web: www.zopyx.com - Email: i...@zopyx.com - Phone +49 - 7071 - 793376 Registergericht: Amtsgericht Stuttgart, Handelsregister A 381535 Geschäftsführer/Gesellschafter: ZOPYX Limited, Birmingham, UK - ------------------------------------------------------------------------ E-Publishing, Python, Zope & Plone development, Consulting -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (Darwin) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAkmZLQkACgkQCJIWIbr9KYxMRgCeODPG7oL4uj/HmmGinx9E1q3r xJsAoLq11zIMhRsSqLZfm2RwlLqWB6yA =ND9E -----END PGP SIGNATURE----- --~--~---------~--~----~------------~-------~--~----~ 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 sqlalchemy+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---
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