Not a bug

PostgresSql - Nullable Foreign Key Problem

Machunde Tandasi 4 aastat tagasi uuendaja Rafał Strzaliński (Senior Engineer) 4 aastat tagasi 2

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



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