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3 cards from this section. Quick, good the night before a test.
What is the main goal of normalization?
Think about how to keep data organized without duplication.
Define denormalization in simple terms.
Consider what happens when you make data access faster but might compromise something else.
What is the purpose of normalization?
Focus on the goal of creating efficient data storage.
True or False: Denormalization leads to faster write operations.
Consider what happens when you duplicate information.
Design a database structure for a school system using normalization principles. What entities would you include, and how would you normalize the data?
Consider how students are related to classes without repeating student information across multiple records.
Evaluate a provided ERD for a retail store. Identify any areas where denormalization could improve retrieval speed and discuss potential trade-offs.
Think about what data frequently needs to be accessed together.
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