Teach-ICT A Level Computing OCR exam board - entities, attributes and Entity Relationship Diagrams ERD

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A LEVEL COMPUTING

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What its about

E-R Diagrams

Introduction

E-R Diagrams Home

What its about

Theory

Introduction

1. Introduction

entities, attributes, e-r diagrams

entities, attributes, e-r diagrams

entities, attributes, e-r diagrams

4. Database relationships

entities, attributes, e-r diagrams

5. E-R Diagrams

entities, attributes, e-r diagrams

6. One-to-one relationships

entities, attributes, e-r diagrams

7. One-to-many relationships

entities, attributes, e-r diagrams

8. Many-to-many relationships

entities, attributes, e-r diagrams

9. Changing many-to-many

entities, attributes, e-r diagrams

10. Designing relationships

4. Database relationships

database relationship

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 Relationship

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