US6721749 Патенты
Described herein is a data collection and warehousing System that collects log files from a plurality of servers, and that transforms the entries of the log files prior to using them to populate a database. Nightly, the System provides a pre-processing program to each of the Servers. The Servers executing the pre-processing component to filter the logged data before Sending it on to the data collection and ware housing System. The data collection and warehousing Sys tem pre-parses each received log file to create dimension and fact tables. During this process, Strings are replaced by keys. The
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