New optimization technology in DB2 9.7 enables DB2 to automatically use the XML index officeIdx defined on the underlying XML column to process this query.
DB 2 9.7中新的优化技术让DB2能够自动地使用底层xml列上定义的xml索引officeidx来处理这个查询。
The second part of this dissertation mainly focuses on the thermal engineering process operation optimization and some applications of the data mining technology in this field.
文章第二部分的研究内容主要集中在热工过程运行优化以及数据信息采掘技术在这一领域内的一些实际应用。
The optimization technology of process routes based on elitist selection Genetic Algorithms (GA) was put forward, and an application of optimization method in the process planning was studied.
提出了基于精英选择策略遗传算法的工艺优化技术，详细研究了遗传算法在工艺优化中的应用过程。
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