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Author Question: ________ is an attribute or a set of attributes that uniquely identifies the relation. (Read 77 times)

sjones

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on: May 6, 2020

Question 1

________ are known as intra-relational constraints, meaning that a constraint involves only one relation.
◦ Domain constraints
◦ Foreign key constraints
◦ Primary key constraints

Question 2

________ is an attribute or a set of attributes that uniquely identifies the relation.
◦ A candidate key
◦ A key
◦ A superkey
◦ A primary key
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Marked as best answer by sjones on May 6, 2020

cam1229

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Reply #1 on: May 6, 2020
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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sjones

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Reply 2 on: May 6, 2020
:D TYSM

frankwu0507

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Reply 3 on: Yesterday
Wow, this really help

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