With a little additional work, you can extract the information from the log and write that data into a database.
几乎不需要进行任何额外的工作，您就可以从日志中提取相关信息，并且将数据写入到数据库中。
2
For example, to extract the second argument of command 782 in the history log, type the code shown in Listing 4.
例如，要提取历史日志中命令 782 的第二个参数，可以输入 清单 4 中所示的代码。
3
The key to achieving high data extract performance with InfoSphere Replication Server is the fact that all major relational databases use a log to record changes to the database.