3. Database notation example
Following the rules from page two, see if you can write the correct database notation for the three tables below:
PK = primary key FK = foreign key
Employee table Employee ID (PK) Surname Forename Date of birth Address line 1 Address line 2 Town Postcode Contact number Department ID (FK) Qualification ID (FK) Date hired |
Department table Department ID (PK) Department description |
Qualifications table Qualification ID (PK) Qualification description |
Check your answers on the next page
challenge see if you can find out one extra fact on this topic that we haven't already told you
Click on this link: Database Structures