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Topic: Database normalization


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In the News (Tue 23 Apr 19)

  
  Relational database - Wikipedia, the free encyclopedia
Queries made against the relational database, and the derived relvars in the database are expressed in a relational calculus or a relational algebra.
Normalization is a process of altering the structure of the database to make the database conform to one or more best practices, to assist in performance and ease of data manipulation.
Databases based on the hierarchical model and the network model are older, and not as robust as the relational model.
en.wikipedia.org /wiki/Relational_database   (2123 words)

  
 Database Normalization Encyclopedia Article @ TheEntireWeb.com (The Entire Web)   (Site not responding. Last check: 2007-10-22)
In relational databases, normalization is a process that eliminates redundancy, organizes data efficiently, reduces the potential for anomalies during data operations and improves data consistency.
Normalized databases have a design that reflects the true dependencies between tracked quantities, allowing quick updates to data with little risk of introducing inconsistencies.
The first normal form requires that tables be made up of a primary key and a number of atomic fields, and the second and third deal with the relationship of non-key fields to the primary key.
theentireweb.com /encyclopedia/Database_normalization   (1509 words)

  
 Learn more about Database in the online encyclopedia.   (Site not responding. Last check: 2007-10-22)
The flat (or table) model consists of a single, two-dimensional array of data elements, where all members of a given column are assumed to be similar values, and all members of a row are assumed to be related to one another.
Databases are used in many applications, spanning virtually the entire range of computer software.
Database applications span a huge variety of needs and purposes, from small user-oriented tools such as an address book, to huge enterprise-wide systems for tasks like accounting.
www.onlineencyclopedia.org /d/da/database.html   (1144 words)

  
 database normalization
Normalization is a process that serves to reduce, if not eliminate, these problems with data.
Normalization is a technique that is used when designing and redesigning a database.
Database normalization is a series of steps followed to obtain a database design that allows for...
www.software-again.com /articles/35/database-normalization.html   (480 words)

  
 Database normalization
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database-normalization.thesingingdetective.co.uk   (380 words)

  
 SQL Links -- r937.com   (Site not responding. Last check: 2007-10-22)
As your database projects grow, you may start finding that the original design of your tables is proving problematic.
Choosing a SQL database for your company could be the decision of your career.
Database comparison of MySQL, DB2, MSSQL, Oracle, and PostgreSQL, generated with crash-me, a program that automatically detects the limits and capabilities of an SQL DBMS.
r937.com /sqllinks.cfm   (3684 words)

  
 Give me the sample of database normalization
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give-me-the-sample-of-database-normalization.thesingingdetective.co.uk   (220 words)

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