No es un bug

PostgresSql - Nullable Foreign Key Problem

Machunde Tandasi hace 6 años actualizado por Rafał Strzaliński (Senior Engineer) hace 6 años 2

Nullable foreign key is definitely valid in PostgresSql however, Vertabelo throws a problem in the UI when you make it nullable.

En revisión


Yes they are valid. Please click on the reference line, and  click "Mandatory" checkbox on right panel