If a DBMS enforces an UPDATE RESTRICT option on the referential integrity constraint between CLIENT and AGENT in the HAPPY INSURANCE database, what will be the outcome after a user tries to change the AgentID value in the last record to A5?
a. Value A4 appears once in column AgentID in AGENT, and value A4 appears once in column ClientAgent in table CLIENT
b. Value A5 appears once in column AgentID in AGENT, and value A5 appears once in column ClientAgent in table CLIENT
c. Value A5 appears once in column AgentID in AGENT, and value A5 does not appear in column ClientAgent in table CLIENT
d. Value A5 does not appear in column AgentID in AGENT, and value A5 appears once in column ClientAgent in table CLIENT
Answers: 3
Another question on Business
Business, 21.06.2019 20:50
Suppose someone wants to sell a piece of land for cash. the selling of a piece of land represents turning
Answers: 2
Business, 22.06.2019 19:10
Do it! review 16-3 the assembly department for right pens has the following production data for the current month. beginning work in process units transferred out ending work in process 0 22,500 16,000 materials are entered at the beginning of the process. the ending work in process units are 70% complete as to conversion costs. compute the equivalent units of production for (a) materials and (b) conversion costs. materials conversion costs the equivalent units of production
Answers: 2
Business, 22.06.2019 21:50
The third program provides families with $50 in food stamps each week, redeemable for both perishable and nonperishable food. the fourth policy instead provides a family with a box of nonperishable foods each week, worth $50. use two graphs to illustrate that a family may be indifferent between the two programs, but will never prefer the $50 box of nonperishable foods over the $50 in food stamps. state your answer and use a consumer choice model for perishable food and nonperishable food to graphically justify your choice.
Answers: 1
You know the right answer?
If a DBMS enforces an UPDATE RESTRICT option on the referential integrity constraint between CLIENT...
Questions
Advanced Placement (AP), 13.04.2021 18:40
English, 13.04.2021 18:40
History, 13.04.2021 18:40
Mathematics, 13.04.2021 18:40
Spanish, 13.04.2021 18:40
English, 13.04.2021 18:40
Arts, 13.04.2021 18:40
Mathematics, 13.04.2021 18:40
