Identifying Relationship Erd - Web an identifying relationship is between two strong entities. Where the primary key contains the foreign key; Web relationship strength is based on how the primary key of a related entity is defined. Indicated in an erd by a solid line.
Where the primary key contains the foreign key; Indicated in an erd by a solid line. Web an identifying relationship is between two strong entities. Web relationship strength is based on how the primary key of a related entity is defined.