This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A rule that states that each foreign key value must match a primary key value in the other relation ... (Read 56 times)

karlynnae

  • Hero Member
  • *****
  • Posts: 599
on: Jul 7, 2018
A rule that states that each foreign key value must match a primary key value in the other relation is called the:
 
  A) referential integrity constraint.
  B) key match rule.
  C) entity key group rule.
  D) foreign/primary match rule.

Question 2

When a regular entity type contains a multivalued attribute, one must:
 
  A) create a single relation with multiple lines for each instance of the multivalued attribute.
  B) create two new relations, one containing the multivalued attribute.
  C) create two new relations, both containing the multivalued attribute.
  D) delete the relation and start over.
Modern Database Management ¦ Hoffer, Venkataraman, Topi ¦ 13th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ddddd

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 7, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


karlynnae

  • Member
  • Posts: 599
Reply 2 on: Jul 7, 2018
Excellent

JCABRERA33

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Annual Water Use in the United States Annual Water Use in the United States
The percentage of women over 40 in the United States who are childless has almost doubled in the ... The percentage of women over 40 in the United States who are childless has almost doubled in the ...
How Safe Is Your State? Violent Crime in the United States How Safe Is Your State? Violent Crime in the United States
The Location and Number of Farms in the United States, 2012 The Location and Number of Farms in the United States, 2012
Intergenerational Income Mobility in the United States Intergenerational Income Mobility in the United States
United States Health Care System: Combining Business, Health, and Delivery United States Health Care System: Combining Business, Health, and Delivery
Video: How does asthma work?And How do you treat asthma?

For a complete list of videos, visit our video library