Django Queryset Delete Cascade at Brooke Summers blog

Django Queryset Delete Cascade. Django has an undocumented queryset._raw_delete(db_connection) method that can do this: Thus, if an object has foreign keys pointing to it, those related objects will also. Django has to ensure cascade deleting functions properly. See the following section for details of what is involved when pickling querysets. Django deletions are relatively inefficient by default, because django implements its own version of cascading deletions and fires signals for each deleted object. The important thing for the purposes of this. For those who are still looking for an efficient way to bulk delete in django, here's a possible solution: I knew that i wanted to avoid both of these and run a bulk delete sql operation. It has to look for foreign keys to your models; By default, django’s foreignkey behavior mimics the sql on delete cascade constraint. Django has to somehow handle pre. While this sort of works, it is sidestepped when the records are deleted via a queryset. The reason delete() may be so slow is twofold: Override the model's delete() method.

How can I check what objects will be cascade deleted in Django? Stack
from stackoverflow.com

While this sort of works, it is sidestepped when the records are deleted via a queryset. For those who are still looking for an efficient way to bulk delete in django, here's a possible solution: By default, django’s foreignkey behavior mimics the sql on delete cascade constraint. Django has to somehow handle pre. The reason delete() may be so slow is twofold: See the following section for details of what is involved when pickling querysets. It has to look for foreign keys to your models; Override the model's delete() method. Django deletions are relatively inefficient by default, because django implements its own version of cascading deletions and fires signals for each deleted object. I knew that i wanted to avoid both of these and run a bulk delete sql operation.

How can I check what objects will be cascade deleted in Django? Stack

Django Queryset Delete Cascade While this sort of works, it is sidestepped when the records are deleted via a queryset. Django has to somehow handle pre. The important thing for the purposes of this. By default, django’s foreignkey behavior mimics the sql on delete cascade constraint. Override the model's delete() method. Django has to ensure cascade deleting functions properly. For those who are still looking for an efficient way to bulk delete in django, here's a possible solution: I knew that i wanted to avoid both of these and run a bulk delete sql operation. While this sort of works, it is sidestepped when the records are deleted via a queryset. Django deletions are relatively inefficient by default, because django implements its own version of cascading deletions and fires signals for each deleted object. Thus, if an object has foreign keys pointing to it, those related objects will also. Django has an undocumented queryset._raw_delete(db_connection) method that can do this: It has to look for foreign keys to your models; See the following section for details of what is involved when pickling querysets. The reason delete() may be so slow is twofold:

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