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Database Management System Entrance Tests: Practice Test 2 (Chapter 12)
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In a relation schema, each key of schema having more than one key is classified as
In the data model schemas, the constraints that are can not be expressed directly are classified as
The cardinality in relational data model is considered as
The constraint violated when the given value of attribute is not included in the corresponding domain is
If two or more constraints are violated by using insert operation then by default the
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