A rule defined on a column (or set of columns) in one table that allows the insert or update of a row only if the value for the column or set of columns (the dependent value) matches a value in a column of a related table (the referenced value). It also specifies the type of data manipulation allowed on referenced data and the action to be performed on dependent data as a result of any action on referenced...

ddf_dba

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• Dec 21st, 2007

Referential integrity is a relationship between two tables, one being the 'parent' and the other being the 'child'.  The 'child' table references values in the 'parent...

sivamurugan9182

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• Dec 14th, 2007

Sorry i not here to give the answer.But i just want to mention as i was a beginner in the learning of OracleDB,i was quite confused of the answers given by the beloved forum members(not all)...

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