Database Systems 6th Edition by Ramez Elmasri, Shamkant B. Navathe

تمرين 8

Which of the following schedules is (conflict) serializable? For each serializable schedule, determine the equivalent serial schedules.
(a) r₁(X); r₃(X); w₁(X); r₂(X); w₃(X)
(b) r₁(X); r₃(X); w₃(X); w₁(X); r₂(X)
(c) r₃(X); r₂(X); w₃(X); r₁(X); w₁(X)
(d) r₃(X); r₂(X); r₁(X); w₃(X); w₁(X)