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Tran2

Tran2

Tran2

Tran2

1

That makes the first log record for Tran 2 the oldest log record for a transaction active at the time of the last checkpoint .

这就使 Tran2 的第一条日志记录成为执行最后一个检查点时处于活动状态的事务的最旧日志记录。

2

At the time that the recorded checkpoint at LSN 147 was processed , Tran 1 had been committed and Tran 2 was the only active transaction .

在处理 LSN147 处记录的检查点时，Tran1 已经提交，而 Tran2 是唯一的活动事务。

3

The last two transactions shown in Figure 15 are in the deferred-response invocation , which parallel tran1 and tran2 in Figure 5 .

图 15 所示的最后两个事务在延迟响应调用中，这两个事务与图 5 中的 tran1 和 tran2 类似。

4

Compare them to the transactions in Figure 4 ; they match tran1 and tran2.

将它们与图 4 中的事务做一下比较；它们与 tran1 和 tran2 匹配。

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