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A3 Databases

DP Computer Science Topic A3: Databases covers fundamental principles, design (ER, normalisation), and SQL programming for data management. HL extends to NoSQL, data warehouses (characteristics, OLAP, data mining), indexed column performance, and advanced SQL (aggregate functions). Understanding databases is crucial for various applications and the IA. A 3.1 Database fundamentalsSubtopic A3.1 introduces database...

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