Referential Integrity is a set of rules that a DBMS (Database management system) follows to ensure that there are matching values in the common field used to create the relationship between related...
There are many problems within a relationship. Things such as disagreements ,cheating, lying ,deceitfulness, etc.
a good friend
it means when something got a error or it breaks down
It is under the unbrella of anthropology that we find investigators who study the races of man and the relationships between them.