Identifying Vs Non Identifying Relationship - Web the line that connects two tables, in an erd, indicates the relationship type between the tables: An identifying relationship is represented by a solid line. Web identifying relationships exist when the primary key of the parent entity is included in the primary key of the child. Web there are two basic types of relationships: Web a relationship with a solid line (such as ) is called an identifying relationship, and the primary key of one. Web i believe the only difference between an identifying and non identifying relationship is about nullability of the foreign key.
Web i believe the only difference between an identifying and non identifying relationship is about nullability of the foreign key. Web there are two basic types of relationships: Web the line that connects two tables, in an erd, indicates the relationship type between the tables: Web identifying relationships exist when the primary key of the parent entity is included in the primary key of the child. An identifying relationship is represented by a solid line. Web a relationship with a solid line (such as ) is called an identifying relationship, and the primary key of one.