[sqlalchemy] Re: Can child-side of a one-to-many create the parent side?

2009-08-14 Thread Michael Bayer
Gregg Lind wrote: > One quick follow up. > > re: question 2: If I create a User there, and that user exists in the DB, > won't that cause problems? I ask because this situation seems analogous > to > a "create if not existing" situation. well sure if your Address implies a particular User that

[sqlalchemy] Re: Can child-side of a one-to-many create the parent side?

2009-08-14 Thread Gregg Lind
One quick follow up. re: question 2: If I create a User there, and that user exists in the DB, won't that cause problems? I ask because this situation seems analogous to a "create if not existing" situation. Thanks for the (as ever) fast response. GL On Fri, Aug 14, 2009 at 5:20 PM, Michael B

[sqlalchemy] Re: Can child-side of a one-to-many create the parent side?

2009-08-14 Thread Michael Bayer
Gregg Lind wrote: > I have a many-to-one relation, let's say between Address and User, both > created using Declarative. > > I would like it that if an Address references a User, it will create that > User, if it doesn't exist. Otherwise, it should use the existing one. > There should be no addre