055. OCR A Level (H446) SLR10 – 1.3 Referential integrity

About this video

OCR Specification Reference
A Level 1.3.2e

It is vitally important that a relationship data keeps its data in order. Inconsistencies can cause major problems. This concept is known as data and referential integrity and is the subject of this video.

Key question:

- What do we mean by the term referential integrity?

00:00 Referential integrity
0:07 Intro
00:12 Multi-user databases
01:13 Data integrity and referential integrity
04:41 Key question
04:51 Outro

Last updated: 20.05.26

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