take a look at
http://docs.sqlalchemy.org/en/rel_0_9/orm/nonstandard_mappings.html#mapping-a-class-against-multiple-tables
for an example of declarative mapping to multiple tables.
M3nt0r3 <m3nt...@gmail.com> wrote:
> Hi,
> i am migrating from classic to declarative and i am stuck on this mapper.
>
> whit classic mapper it works well.
>
>
> __table__ = Table('table2', params["metadata"],
> Column('id', Integer, primary_key=True),
>
>
> __table__ = Table('table1', params["metadata"],
>
> Column('id',Integer,ForeignKey(schemaprefix+'table2.id',onupdate="CASCADE",ondelete="CASCADE"),primary_key=True),
>
>
> old mapper:
>
> mapper(TableClass, join(table1, table2), properties={ 'id': [table1.c.id,
> table2.c.id], },order_by=table1.c.id)
>
>
> how can i convert to declarative?
> thanks
>
> Francesco M
>
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