Explain in detail the following question regarding referential integrity in Database Systems: a. The concept of...
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Explain in detail the following question regarding referential integrity in Database Systems: a. The concept of referential integrity and why it is extremely important in a relational system. b. Assuming that referential integrity is enforced by the DB engine. What happens if you try to delete a tuple in table A whose attribute id is a foreign key in table B? c. Assuming that referential integrity is enforced by the DB engine. What happens if you try to insert a tuple in table B whose foreign key id does not exist in table B? Explain in detail the following question regarding referential integrity in Database Systems: a. The concept of referential integrity and why it is extremely important in a relational system. b. Assuming that referential integrity is enforced by the DB engine. What happens if you try to delete a tuple in table A whose attribute id is a foreign key in table B? c. Assuming that referential integrity is enforced by the DB engine. What happens if you try to insert a tuple in table B whose foreign key id does not exist in table B?
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Referential integrity is a critical concept in database systems especially in relational databases and it ensures that relationships between tables are maintained correctly Lets break down questions a ... View the full answer
Related Book For
Intermediate Algebra
ISBN: 9780134895987
13th Edition
Authors: Margaret Lial, John Hornsby, Terry McGinnis
Posted Date:
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