SophiaPretty

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    Strayer,Devery,Harvard University
    Mar-1995 - Mar-2002

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    WalMart
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Category > Computer Science Posted 01 Nov 2017 My Price 6.00

(12 points) Consider the following actions taken by transaction

1. (12 points) Consider the following actions taken by transaction T1 on database objects X and Y : R(X), W(X), W(Y)

Give an example of another transaction T2 that, if run concurrently to transaction T without some form of concurrency control, could interfere with T1.

Explain how the use of Strict 2PL would prevent interference between the two transactions.

Strict 2PL is used in many database systems. Give two reasons for its popularity.

 

Answers

SophiaPretty
(5)
Status NEW Posted 01 Nov 2017 07:11 AM My Price 6.00

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