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Relational databases exam tips
Study Relational databases with curriculum-aligned Exam Tips resources, practice links, and exam-focused support.
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exam tips
Resource type
Topic
Relational databases
AqaA LevelComputer ScienceFundamentals of databases
Exam tips
State the role as well as the name
When defining a key, explain what it identifies or links, rather than only repeating the term.
For example, a strong definition of a foreign key says that it refers to a primary key in another table and links the tables.
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