Dear Michael! Thanks, I got it and understand the difference now. Thank you very much for your help and your time. Michael Am 04.09.2008 um 14:35 schrieb Michael Bayer:
> > > On Sep 4, 2008, at 4:15 AM, Michael Brickenstein wrote: > >> AssertionError: Dependency rule tried to blank-out primary key column >> 'project_programming_language.programming_language_id' on instance >> '[EMAIL PROTECTED]' > > > the "project_programming_language" table's primary key is > "programming_language_id", and this column is a foreign key to > "programming_language"'s primary key column. You can't delete a row > from programming_language without also deleting the row from > project_programming_language. Set "cascade='all, delete-orphan'" on > the "project_languages" relation. > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---
