In this lesson, you will learn about "how to organize data," one of the most important topics in modeling and databases. Rather than memorizing words alone, aim to explain the mechanisms and reasons in your own words.
Key Point
Reducing duplication and linking tables with identifiers makes it easier to prevent inconsistencies during updates.
Reducing duplication and linking tables with identifiers makes it easier to prevent inconsistencies during updates.
Important Point
- Check the reasons, not just the conclusion
- Distinguish similar terms and exceptions
- Try applying the same way of thinking to other examples
Practice
- Explain the key point in two sentences.
- Give one common misconception and explain how it differs.
- Check it by applying it to a familiar or concrete example.