Computer Science for IGCSE & O level - Databases (Section 4 - No. 35)
What does the term 'referential integrity' refer to in the context of databases?
The accuracy of the database schema.
The consistency of data across related tables.
The speed at which data is retrieved.
The security of the database.
Giải thích
Referential integrity ensures that relationships between tables are maintained and data consistency is upheld.