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Category > Computer Science Posted 22 May 2017 My Price 4.00

Determine whether the decomposition of LOTS

Consider the example of normalizing the LOTS relation in Sections 15.4 and 15.5. Determine whether the decomposition of LOTS into {LOTS1AX, LOTS1AY, LOTS1B, LOTS2} has the lossless join property, by applying Algorithm 16.3 and also by using the test under Property NJB.

 

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Alpha Geek
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Status NEW Posted 22 May 2017 06:05 AM My Price 4.00

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file 1495434732-Answer.docx preview (149 words )
C-----------ons-----------ide-----------r t-----------he -----------exa-----------mpl-----------e o-----------f n-----------orm-----------ali-----------zin-----------g t-----------he -----------LOT-----------S r-----------ela-----------tio-----------n i-----------n S-----------ect-----------ion-----------s 1-----------5.4----------- an-----------d 1-----------5.5-----------. D-----------ete-----------rmi-----------ne -----------whe-----------the-----------r t-----------he -----------dec-----------omp-----------osi-----------tio-----------n o-----------f L-----------OTS----------- in-----------to -----------{LO-----------TS1-----------AX,----------- LO-----------TS1-----------AY,----------- LO-----------TS1-----------B, -----------LOT-----------S2}----------- ha-----------s t-----------he -----------los-----------sle-----------ss -----------joi-----------n p-----------rop-----------ert-----------y, -----------by -----------app-----------lyi-----------ng -----------Alg-----------ori-----------thm----------- 16-----------.3 -----------and----------- al-----------so -----------by -----------usi-----------ng -----------the----------- te-----------st -----------und-----------er -----------Pro-----------per-----------ty -----------NJB-----------. -----------Ans-----------wer-----------: ----------- He-----------re,----------- Al-----------l t-----------he -----------inf-----------orm-----------ati-----------on -----------tha-----------t w-----------as -----------in -----------the----------- re-----------lat-----------ion----------- LO-----------TS -----------app-----------ear-----------s t-----------o b-----------e s-----------til-----------l a-----------vai-----------lab-----------le -----------in -----------LOT-----------SIA-----------X a-----------nd -----------LOT-----------SIA-----------Y. -----------But----------- th-----------is -----------is -----------not----------- so-----------. S-----------upp-----------ose-----------, w-----------e c-----------ons-----------tru-----------ct
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