The present invention relates to collecting statistics automatically for data in a database. There is provided a method for automated statistics collection comprising determining a likelihood that statistics for data have changed; and collecting statistics for data in response to the likelihood. Indicators...http://www.google.com.hk/patents/US7739293?utm_source=gb-gplus-share專利 US7739293 - Method, system, and program for collecting statistics of data stored in a database
