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An example of a data-integrity mechanism is the parent-and-child relationship of related records. If a parent record owns one or more related child records all of the referential integrity processes are handled by the database itself, which automatically ensures the accuracy and integrity of the data so that no child record can exist without a parent (also called being orphaned) and that no ...
This image is a map derived from a United Nations map. Unless stated otherwise, UN maps are to be considered in the public domain. This applies worldwide. Some UN maps have special copyrights, as indicated on the map itself. UN maps are, in principle, open source material and you can use them in your work or for making your own map.
The original can be viewed here: BlankMap-World-162E.svg: . Modifications made by Shadowxfox . I, the copyright holder of this work, hereby publish it under the following license:
Image:BlankMap-World.png – World map, Robinson projection centered on the meridian circa 11°15' to east from the Greenwich Prime Meridian. Microstates and island nations are generally represented by single or few pixels approximate to the capital; all territories indicated in the UN listing of territories and regions are exhibited.
The Biba Model or Biba Integrity Model developed by Kenneth J. Biba in 1975, [1] is a formal state transition system of computer security policy describing a set of access control rules designed to ensure data integrity. Data and subjects are grouped into ordered levels of integrity. The model is designed so that subjects may not corrupt data ...
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Date: 10 January 2008 (original upload date) Source: Own work based on: BlankMap-World6.svg and World map pol 2005 v02.svg (Original text: Adapted From File:BlankMap-World6.svg which in turn was adopted from File:World map pol 2005 v02.svg which is from the CIA fact book.