On Nov 6, 2010, at 1:26 PM, lavoisier wrote:
>
> imgtag_assoc = schema.Table('imgtag_assoc', schema.MetaData(),
> schema.Column('image_id', types.Integer,
> schema.ForeignKey('images.id')),
> schema.Column('tag_id', types.Integer,
> schema.ForeignKey('tags.id'))
> )
>
>
> Does anyone have any thoughts on what I'm doing wrong? I looked at the
> SQLAlchemy website, and this is how they showed to implement a many-to-
> many using the declarative base.
>
your association table is missing the usage of Base.metadata illustrated in the
declarative example at
http://www.sqlalchemy.org/docs/orm/relationships.html#many-to-many .
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