Examlex
When the parent entity is required (M)in a relationship,every row of the child table must have a valid,non-null value of the foreign key.
Ceremonial Sword
A decorative sword used primarily for ceremonial purposes, often symbolizing authority or honor in various cultures.
Bilateral Contract
A contract involving two parties where each party makes a promise to the other.
Rescission
The act of revoking, canceling, or repealing a contract, returning all parties involved to their state prior to the agreement.
Common Law
is a legal system based on customs, court rulings, and past legal precedents rather than on written laws or statutes.
Q9: Explain why semantic object attributes are called
Q11: To represent a multivalued attribute in an
Q12: Semantic objects are grouped into _.<br>A)composites<br>B)entities<br>C)objects<br>D)classes
Q22: A characteristic of a relation is that
Q34: Multivalued dependencies create anomalies so serious that
Q37: A _ is a file that has
Q38: Attribute Y is functionally dependent on attribute
Q40: An occurrence of a particular entity is
Q78: What are general-purpose remarks columns,and why are
Q82: Subtype entities contain,apart from the identifier,only attributes