REFERENTIALINTEGRITY

Referential integrity

Referential integrity is a property of data which, when satisfied, requires every value of one attribute of a relation to exist as a value of another attribute in a different relation .

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referential integrity

Noun

  1. The property of a relational database that enforces valid relationships between tables, such that no foreign key can contain a value that does not match a primary key in the corresponding table.


The above text is a snippet from Wiktionary: referential integrity
and as such is available under the Creative Commons Attribution/Share-Alike License.

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