清单2.第二个请求：获取总记录数。
清单2显示的是第二个获取总记录数的请求。
Listing 2 shows a second request to retrieve the total records.
获取基础数据源中的总记录数。
例如，普通文件应该有一条尾记录，说明文件中的总记录数，以及关键字段的合计。
For example, flat files should have a trailer record telling the total of records in the file and an aggregate of the key fields.
完成这项任务所耗的时间变成为分区大小的函数f(1,000,000)，而不再是要处理的总记录数的函数 f(100,000,000)。
The elapsed time for completing the task becomes a function of the partition size f(1,000,000) versus a function of the total number of records to process f(100,000,000).
第一个状态是初始化一些基本变量，计算总的问题数和记录测试的开始时间。
The first state is to initialize several essential variables, count the total question, and record the quiz start time.
今年10个月内的死亡数超过去年全年的总死亡数333头——曾经的历史记录。
The total after 10 months surpasses the record total of 333 in the whole of 2010.
但是也要认识到这一点：恢复时间不仅仅取决于总的日志大小，也取决于日志里面的记录数。
But also realize this: the recovery time depends not only on the total log file size, but the number of entries in it.
但是也要认识到这一点：恢复时间不仅仅取决于总的日志大小，也取决于日志里面的记录数。
But also realize this: the recovery time depends not only on the total log file size, but the number of entries in it.
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