Across
- 3. _________ key: primary key of one table is used in another table
- 4. in SQL % acts a _________________
- 6. technique used to decrease data replication and improve integrity
- 9. when a set of tables are linked by certain fields
- 11. ______________ integrity
- 12. request for data/information from a database
- 13. record locking is an example of ...
- 14. object that exists within a database
Down
- 1. repeated data in a database
- 2. for a database to be in 3NF, there needs to be no __________ dependencies
- 5. transactions are all or nothing
- 7. database that is in 0NF
- 8. once a transaction has started has been started it remains no matter what happens
- 10. a primary key must be...