Consider the following schedule S of three transactions: S…
Consider the following schedule S of three transactions: S: R1(X), R2(Y), W1(X), W2(X), R3(X), C1, W2(Y), C2. W3(Y), C3 Note that, R, W, C refer to read, write, commit operations respectively; 1, 2, 3 are the indexes of transactions; X, Y, Z are data items. For example, R1(X) means Transaction 1 reads X. Select one correct statement: