Question: Consider three relations: R ( A , B ) , S ( C , D , E ) , and T ( F , G
Consider three relations: and
is a foreign key referencing
is a foreign key referencing
contains tuples, contains tuples, and contains tuples. Attribute SE is a nonnullable attribute of type integer. Indicate the minimum and maximum cardinality of the result of each relational algebra expression:
tabletableMinimumCardinalitytableMaximumCardinality
Consider three relations: and
is a foreign key referencing
is a foreign key referencing
contains tuples, contains tuples, and contains tuples. Attribute SE is a nonnullable attribute of type integer. Indicate the minimum and maximum cardinality of the result of each relational algebra expression:
tabletableMinimumCardinalitytableMaximumCardinality
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