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 58 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

amandanbreshears

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Phacopid trilobite, Devonian age, Ohio, United States Phacopid trilobite, Devonian age, Ohio, United States
Municipal Solid Waste (MSW) Generation in the United States Municipal Solid Waste (MSW) Generation in the United States
Sumatran Tiger Fewer than 400, Indonesia and Texas Ocelot Fewer than 250, southern United States, ... Sumatran Tiger Fewer than 400, Indonesia and Texas Ocelot Fewer than 250, southern United States, ...
Examples of Muds and Clays from the United States and Around the World Examples of Muds and Clays from the United States and Around the World
The three states of matter: solid, liquid, and gas. The three states of matter: solid, liquid, and gas.
Fraction of obese individuals by state in 1998 and 2008. In 1998, 42 states had obesity rates below Fraction of obese individuals by state in 1998 and 2008. In 1998, 42 states had obesity rates below
Video: HIV replication/ Replication cycle of HIV

For a complete list of videos, visit our video library