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12. Suppose we have the following log: [start_transaction, T4] [write_item, T4, D, 30] [commit, T4] [start_transaction, T5] [write_item, T5, X, 15] [write_item, T5, Y, 13]
12. Suppose we have the following log: [start_transaction, T4] [write_item, T4, D, 30] [commit, T4] [start_transaction, T5] [write_item, T5, X, 15] [write_item, T5, Y, 13] [checkpoint] [commit, T5] [start_transaction, T6] [write_item, T6, C, 10] [start_transaction, T7] [write_item, T7, R, 30] [write_item, T7, W, 14] [commit, T7] -> System Crash. What will happen to transaction T6 during recovery using immediate update algorithm. m (3 Points) Ignore the updates Undo Redo None of the above
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