A database design that aims to improve performance by grouping data together at the expense of redundancy is called _______.
- Data Duplication
- Denormalization
- Entity-Relationship Modeling
- Normalization
Denormalization is a database design technique where data is deliberately duplicated or grouped together to improve query performance. While it may lead to some data redundancy, it can significantly enhance data retrieval speed, making it useful in data warehousing scenarios.
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