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Author Question: In a well-structured relational database, (Read 97 times)

jlmhmf

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on: Apr 8, 2019
In a well-structured relational database,
◦ foreign keys cannot be null.
◦ there must be at least two foreign keys.
◦ every column in a row must be single valued.
◦ one table must be related to all other tables.
Accounting Information Systems ¦ Romney, Steinbart ¦ 14th Edition
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Marked as best answer by jlmhmf on Apr 8, 2019

wergv

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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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jlmhmf

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Reply #2 on: Apr 8, 2019
Thanks


wergv

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Reply #3 on: Apr 8, 2019
Welcome :)


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