Database - Data Modeling with ER Model - Discussion
Discussion Forum : Data Modeling with ER Model - True or False (Q.No. 20)
20.
A recursive relationship is a relationship between an archetype and an instance of that archetype.
Discussion:
3 comments Page 1 of 1.
Roshni said:
9 years ago
Archetype entity has its relationship to another entity determined by the attribute in the other entity called discriminator.
Instance entity represents the actual occurrence of associated generalized entity.
Instance entity represents the actual occurrence of associated generalized entity.
Diya said:
1 decade ago
What is archetype and instance entity?
Nainy said:
1 decade ago
A recursive relationship is a relationship between an entity and itself.
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers