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Quiz · 5 questions

🏗️ Schema and Types

Designing tables that age well

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Quiz

01Which is the recommended way to auto-generate integer primary keys in modern PostgreSQL?
02Why should you avoid FLOAT/REAL for monetary values?
03What does ON DELETE CASCADE do?
04How do you model a many-to-many relationship correctly?
05Which constraint type prevents two reservations of the same room from overlapping in time?
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