Integrity Constraints/Business Rules
“Referential Integrity Constraint – “”Every x record must be related to a y record””Key/Uniqueness Constraint – “”Every x record must have a unique value for y attribute”””
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Integrity Constraints/Business Rules
“Referential Integrity Constraint – “”Every x record must be related to a y record””Key/Uniqueness Constraint – “”Every x record must have a unique value for y attribute”””