Home of real teaching & learning
  • Full support for teachers
  • Focus on critical thinking
  • Engaging classroom activities
  • Integrated student eBook
  • Assessed tasks / qBank
  • Practice exam questions

The InThinking Guarantee: Our sites are written by expert practitioners and not by AI

See our AI policy

Disclaimer: InThinking subject sites are neither endorsed by nor connected with the International Baccalaureate Organisation.

Don't miss out, find out!

A 3.2.2 Entity relationship diagrams

ERDs are crucial for creating well-structured databases designed for specific applications. They illustrate relationships between data entities and use cardinality/modality to define these relationships. In the world of computer science, data is king. But raw data, like a disorganised pile of books, is useless. Databases provide the structure to organise and access data efficiently. Entity Relationship Diagrams...

Help