Submitted Questions

  • Referential Integrity Constraint

    What is the role of Referential Integrity Constraint in Normalization?

    surendra

    • Jan 31st, 2013

    Best examples of Referential Integrity constants Primary Key And Foreign key. Primary Key constraint allow a particular attribute to be not null and unique. Where as Foreign key will be used when ever there is a need to maintain the same attribute values in the multiple tables.