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Author Question: Two or more primary keys of other database tables that, together, become the unique identifier or ... (Read 79 times)

futuristic

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on: Apr 8, 2019

Question 1

The primary key for M:N relationship tables
◦ is a single attribute.
◦ always consists of two attributes.
◦ is the primary key of the most important entity linked to that relationship.
◦ does not exist. Many-to-many relationship tables only use foreign keys.

Question 2

Two or more primary keys of other database tables that, together, become the unique identifier or primary key of an M:N relationship table are called
◦ two attributes keys.
◦ concatenated keys.
◦ connecteated keys.
◦ conjoined keys.
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Marked as best answer by futuristic on Apr 8, 2019

momo1250

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Reply #1 on: Apr 8, 2019
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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futuristic

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Reply #2 on: Apr 8, 2019
TY


momo1250

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Reply #3 on: Apr 8, 2019
You're welcome


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