From files to relational databases lesson for Cambridge International AS & A Level Computer Science (9618): a free lesson with editable PowerPoint slides and a student worksheet. A flat file repeats data and risks errors, while a relational database splits data into linked tables with keys to avoid this.
This free version includes the slides and the student worksheet. The answers are not included.
Get the full lesson- With full answers: From files to relational databases – A Level CS 9618 lesson
- The whole topic: Databases – A Level Computer Science 9618 (7 lessons)
Last updated: November 2026.
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