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Consider these schedules involving 3 transactions

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Consider these schedules involving 3 transactions:

S1: r1(x); r2(y); r1(z); r3(z); r2(x); r1(y)

S2: r1(x); w2(y); r1(z); r3(z); w2(x); r1(y)

S3: r1(x); w2(y); r1(z); r3(z); w1(x); r2(y)

S4: r1(x); r2(y); r1(z); r3(z); w1(x); w2(y)

For each schedule, draw the precedence graph and decide if the schedule is conflict-serializable.

Reference no: EM132175343

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