Databases DT Y12

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Importance of data integrity

Back

Ensures the accuracy and consistency of data.

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Problem with repeated data entry

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Inevitably leads to mistakes.

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Relational database feature

Back

Improves data integrity by reducing redundancy.

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Example of a flat file database

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A table where the same data is entered repeatedly, leading to errors.

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Relational database benefit

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Reduces unnecessary data duplication.

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Data integrity improvement

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Achieved in a relational database.

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Each table in a relational database contains all the data about an individual person, place, or thing.

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This ensures that all relevant information is stored in one place.

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Project and Employee details are stored in separate tables to reduce data redundancy.

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This enhances the organization of data.

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Relational databases allow for efficient data management and retrieval.

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This is essential for business operations.

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Using relational databases, data is entered once, reducing errors and inconsistencies.

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This streamlines data entry processes.