Glauco ha scritto:
> in my many to many relation, i've an abiguous primary key so Sa tell me:
>
> sqlalchemy.exceptions.ArgumentError: Error determining primary and/or
> secondary join for relationship 'xxx' between mappers 'Mapper|Yyy|yy'
> and 'Mapper|Xxx|xxx'. If the underlying error cannot be corrected, you
> should specify the 'primaryjoin' (and 'secondaryjoin', if there is an
> association table present) keyword arguments to the relation() function
> (or for backrefs, by specifying the backref using the backref() function
> with keyword arguments) to explicitly specify the join conditions.
> Nested error is "Cant determine join between 'xxx' and 'yyy'; tables
> have more than one foreign key constraint relationship between them.
> Please specify the 'onclause' of this join explicitly."
>
>
> onclause is not within relation optin, so what's the correct manner to
> explicit it?
>
>
>
> Thank you
> Glauco
>
>
Found.. primaryjoin
Sorry for noise.
Glauco
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Glauco Uri - Programmatore
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