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Author Question: Supertype/subtype relationships should be used when the instances of a subtype participate in no ... (Read 236 times)

Tazate

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on: Jul 7, 2018
Supertype/subtype relationships should be used when the instances of a subtype participate in no relationships which are unique to that subtype.
 
  Indicate whether the statement is true or false

Question 2

The query processor always knows the best way to process a query.
 
  Indicate whether the statement is true or false
Modern Database Management ¦ Hoffer, Venkataraman, Topi ¦ 13th Edition
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Benayers

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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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Tazate

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Reply 2 on: Jul 7, 2018
Gracias!

bbburns21

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Reply 3 on: Yesterday
Wow, this really help

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