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Mr. Dubey • 89.33K Points
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Q. When transaction Ti requests a data item currently held by Tj, Ti is allowed to wait only if it has a timestamp larger than that of Tj (that is, Ti is younger than Tj ). Otherwise, Tj is rolled back (Tj is wounded by Ti). This is

(A) wait-die
(B) wait-wound
(C) wound-wait
(D) wait
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