If your services are doing simple inquiries into a well-indexeddatabase that take less than 100 milliseconds, then you will see a big difference between the two choices.
When a document enters the system, it is stored in the file server and indexed in the DB2 database.
当一个文档进入系统时,它存储在文件服务器上并在DB 2数据库中编制索引。
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If this were our theory, we might change our logging to log_update=2, which will record a time stamp for each view that is indexed, instead of at the database level.