发明名称 IDENTIFICATION AND ELIMINATION OF NON-ESSENTIAL STATISTICS FOR QUERY OPTIMIZATION
摘要 According to an embodiment of the present invention, methods, systems, and computer readable media are provided for collecting statistics for use in optimizing a database query. Collected statistics for the database are compared to corresponding predetermined states of conditions for optimizing the database query. One or more collected statistics in compliance with the corresponding predetermined states of conditions are identified based on the comparison. Collection of the one or more identified statistics for the query optimization is disabled.
申请公布号 US2017075954(A1) 申请公布日期 2017.03.16
申请号 US201514855928 申请日期 2015.09.16
申请人 International Business Machines Corporation 发明人 Alpers Jason L.;Bossman Patrick D.;Purcell Terence P.
分类号 G06F17/30 主分类号 G06F17/30
代理机构 代理人
主权项
地址 Armonk NY US