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The document discusses database design concepts including the three phases of database design - conceptual, logical, and physical. It also discusses topics such as data modeling, normalization, transactions, and more. Key points include:
- The conceptual phase constructs a model independent of physical considerations. The logical phase constructs a model based on a data model like relational but independent of specific DBMS. The physical phase produces a description of implementation on storage.
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The document discusses database design concepts including the three phases of database design - conceptual, logical, and physical. It also discusses topics such as data modeling, normalization, transactions, and more. Key points include:
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The document discusses database design concepts including the three phases of database design - conceptual, logical, and physical. It also discusses topics such as data modeling, normalization, transactions, and more. Key points include:
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- Normalization is a technique to minimize redundancy through functional dependencies and normalization forms like 1NF, 2NF, and 3NF.
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