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Let us first describe the term relationships.
What Are Relationships?
A relationship can be defined as:
Example: In college the database, the association among student and course entity, i.e., "Student opts course" is an instance of a relationship.
Code an Oracle Database trigger to enforce the constraint that an employee can never change his or her department.
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complete er diagram of textile industry management
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Define raid? Briefly explain it? A range of disk organization methods, collectively called redundant arrays of independent disks (RAID) o Improvement of reliability throug
WHY SHOULD NULL IN A RELATION BE AVOID AS possible?
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