On Aug 3, 2010, at 10:50 AM, Benjamin Peterson wrote: > Is there a way to force the ORM to insert a new row instead of updating? > Something like the must_insert argument to model's save method in Django's > ORM. > The use case is I must create a unique session key (for a cookie) and want an > error when the key isn't unique, so perhaps there's a better way?
Use make_transient(). http://www.sqlalchemy.org/docs/reference/orm/sessions.html?highlight=make_transient#sqlalchemy.orm.session.make_transient An example usage is at http://www.sqlalchemy.org/trac/wiki/UsageRecipes/VersionedRows > > -- > You received this message because you are subscribed to the Google Groups > "sqlalchemy" group. > To post to this group, send email to sqlalch...@googlegroups.com. > To unsubscribe from this group, send email to > sqlalchemy+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/sqlalchemy?hl=en. > -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalch...@googlegroups.com. To unsubscribe from this group, send email to sqlalchemy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en.