Show the contents of the end checkpoint record

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Reference no: EM131210690

The description in Section 20.2.1 of the Analysis phase made the simplifying assumption that no log records appeared between the begin checkpoint and end checkpoint records for the most recent complete checkpoint. The following questions explore how such records should be handled.

1. Explain why log records could be written between the begin checkpoint and end checkpoint records.

2. Describe how the Analysis phase could be modified to handle such records.

3. Consider the execution shown in Figure 20.9. Show the contents of the end checkpoint record.

4. Illustrate your modified Analysis phase on the execution shown in Figure 20.9.

Figure 20.9

Reference no: EM131210690

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