Category "one-to-one"

Using Enum values in @Query JPQL and @CreationTimestamp hibernate

I am stuck with some problem about using JPQL with spring data Here is my code snippets @Entity @Table //... public class Parent { @Id private Stri

How to restrict a Django model to a single one-to-one relation?

I am currently building a Django app that requires two different user types and I know that storing authentication information across multiple models/tables is