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Essay heading: Relational Model
 
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Issue: Technology
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Date added: July 29, 2009
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No of pages / words: 4 / 1017
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SQL is relatively easy to learn and allows people to quickly learn how to perform queries on a relational database. This simplicity is part of the reason that relational databases now form the majority of databases to be found. Basic Terms An understanding of relational databases requires an understanding of some of the basic terms...
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On its own, data means very little. "43156" is an example. Information is data that is processed to have a meaning. For example, "43156" is the population of the town of Littlewood. A database is a collection of tables. Each table contains records, which are the horizontal rows in the table. These are also called tuples...
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SQL is relatively easy to learn and allows people to quickly learn how to perform queries on a relational database. This simplicity is part of the reason that relational databases now form the majority of databases to be found...
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