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Consider the following data stored on disk: Element Value A 13 B 40 C 35 D 4 E 18 For each of the following state
Consider the following data stored on disk: Element Value A 13 B 40 C 35 D 4 E 18 For each of the following state (i) whether that log could be an undo log for action that resulted in the above database, and (ii) whether that log be a redo log for actions that resulted in the above database. For each of (i) and (ii), if not, explain why not. Could (a) be UNDO LOG? Could (a) be REDO LOG? Consider the following data stored on disk: Element Value A 13 B 40 C 35 D 4 E 18 For each of the following state (i) whether that log could be an undo log for action that resulted in the above database, and (ii) whether that log be a redo log for actions that resulted in the above database. For each of (i) and (ii), if not, explain why not. Could (a) be UNDO LOG? Could (a) be REDO LOG
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