Abstract: Database is one of the core systems that constitute the Information Management System.By analyzing the database operations of the numerous Information Management System,we found the query operation occupy a lot of proportion in a variety of database opera-tions.If we do not attach importance to the efficiency of the query will lead to the development of the application systems by inefficiency and serious waste of resources.Therefore,how to design efficient and reasonable query it is very important.
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
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