Data Integrity Flashcards
1
Q
Entity Integrity
A
This ensures that there are no duplicate rows in a table.
2
Q
Domain Integrity
A
Enforces valid entries for a given column by restricting the type, the format, or the range of values.
3
Q
Referential integrity
A
Rows cannot be deleted, which are used by other records.
4
Q
User-Defined Integrity
A
Enforces some specific business rules that do not fall into entity, domain or referential integrity.