Merge pull request #4 from osg-htc/pr/unique-ror-id

Prevent duplicate ROR ID

Author: matyasselmeci

institutions-api/db/db_models.py

@@ -51,7 +51,7 @@ class InstitutionIdentifier(Base):
 
     id = Column(UUID(as_uuid=True), primary_key=True, default=uuid4)
 
-    identifier = Column(String, nullable=False)
+    identifier = Column(String, nullable=False, unique=True)
 
     institution_id: Mapped[UUID] = mapped_column(ForeignKey('institution.id'))
     identifier_type_id: Mapped[UUID] = mapped_column(ForeignKey('identifier_type.id'))