I hit send early. That form should/will work for reading - i use it
heavily. I'm not sure how/if it will interact with the collections
management system (backref/backpopulates, etc).
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Jonathan, Are you suggesting I use this instead of the association_proxy on
Reservation? Doing so will not let me have duplicate packages in the
collections list. sqa filters them out. To get around that I had to use
the association_proxy.
On Thu, Sep 24, 2015 at 1:37 PM, Jonathan Vanasco
Your use of association_proxy seems odd to me. That plugin is normally
used to "cut out" the middleman when using a join with an association
pattern and avoid a hop/remount a relationship from one object onto another.
With my understanding and use of that plugin, you're basically setting the
packages = sa.orm.relationship("Package",
primaryjoin="and_(ReservationPackage.package_id==Package.id,
Package.deleted IS NOT NULL)")
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Reservation -> packages is just a many-to-many relationship with the caveat
that a reservation can have the same package more than once. Sqlalchemy
will automatically dedube the packages collections which is not what I
want. In order to avoid this I had to use reservation_packages as an
