Database Revision

12345678
Across
  1. 3. This type of data can only be yes or no
  2. 6. This type of validation ensures that a field cannot be left blank,
  3. 8. The key used to uniquely identify a record
Down
  1. 1. The language used in databases
  2. 2. This stores information
  3. 4. We use this to extract data from a database
  4. 5. Single line of data in a database
  5. 7. This holds data about a particular topic eg pupil