GlossaryAttributesreadOnlyThe field is managed by the relation, not written directly.The field is managed by the relation, not written directly. Read-only fields often appear on the non-owning side of a relation. The foreign key lives on another model. Example Prismaposts Post[] // virtual relation field on User Related Glossary overview All attributes updatedAtAutomatically set when the record is updated.one-to-oneEach row on one side maps to exactly one row on the other.