sqlmodel/docs/tutorial/relationship-attributes/remove-relationships.md
Sebastián Ramírez 6d1d86ab85 📝 Add docs
2021-08-24 15:02:48 +02:00

1.3 KiB

Remove Relationships

Now let's say that Spider-Boy tells Rusty-Man something like:

I don't feel so good Mr. Sharp

And then for some reason needs to leave the Preventers for some years. 😭

We can remove the relationship by setting it to None, the same as with the team_id, it also works with the new relationship attribute .team:

# Code above omitted 👆

{!./docs_src/tutorial/relationship_attributes/read_relationships/tutorial002.py[ln:105-116]!}

# Code below omitted 👇
👀 Full file preview
{!./docs_src/tutorial/relationship_attributes/read_relationships/tutorial002.py!}

And of course, we should remember to add this update_heroes() function to main() so that it runs when we call this program from the command line:

# Code above omitted 👆

{!./docs_src/tutorial/relationship_attributes/read_relationships/tutorial002.py[ln:119-123]!}

# Code below omitted 👇
👀 Full file preview
{!./docs_src/tutorial/relationship_attributes/read_relationships/tutorial002.py!}

Recap

This chapter was too short for a recap, wasn't it? 🤔

Anyway, relationship attributes make it easy and intuitive to work with relationships stored in the database. 🎉