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In a relational database, denormalization is an approach to speeding up read performance (data retrieval) in which the administrator selectively adds 阅读全文
posted @ 2016-05-30 11:33
june.js
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In creating a database, normalization is the process of organizing it into tables in such a way that the results of using the database are always unam 阅读全文
posted @ 2016-05-30 11:33
june.js
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Denormalization In computing, denormalization is the process of attempting to optimize the read performance of a database by adding redundant data or 阅读全文
posted @ 2016-05-30 11:24
june.js
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