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Author Question: A rule that states that each foreign key value must match a primary key value in the other relation ... (Read 62 times)

karlynnae

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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
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Ddddd

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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.
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karlynnae

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Reply 2 on: Jul 7, 2018
Wow, this really help

Liamb2179

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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