I'm getting errors when I try to join multiple fields from one table to
another. can anybody help me? I'm stuch reading documents for hours with
no luck.
here is the table definitions : http://pastebin.com/m1c358058
---------
1.
class Person(DeclarativeBase):
2.
__tablename__ = 'person'
3.
id = Column(Integer,primary_key=True)
4.
name = Column(Unicode(50), index=True, unique=True,
nullable=False)
5.
email = Column(Unicode(100), index=True)
6.
address = Column(Unicode(255), index=True)
7.
8.
#ürün tablosu
9.
class Message(DeclarativeBase):
10.
__tablename__ = 'message'
11.
id = Column(Integer, primary_key=True)
12.
message_text = Column(Unicode(1000), index=True)
13.
from_person_id = Column(Integer, ForeignKey('person.id'),
nullable=False)
14.
from_person = relation('Person', foreign_keys=from_person_id,
backref='messages_sent')
15.
to_person_id = Column(Integer, ForeignKey('person.id'),
nullable=False)
16.
to_person = relation('Person', foreign_keys=to_person_id,
backref='messages_rcvd')
17.
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