redundancy in a database
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What problems does redundancy in a database cause?
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This job emphasizes redundancy in a database.
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Data redundancy is a data organization issue that allows the unnecessary duplication of data within your database.A change or modification, to redundant data, requires that you make changes to multiple fields of a database. While this is the expected behavior for flat file database designs and spreadsheets, it defeats the purpose of relational database designs. The data relationships, inherent in a relational database, should allow you to maintain a single data field, at one ...
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