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Query Optimization Method of ORACLE Database
Author(s): 
Pages: 30-33
Year: Issue:  2
Journal: LAND AND RESOURCES INFORMATIZATION

Keyword:  ORACLE查询命中率SQL;
Abstract: 数据库最基本的任务是存储、管理数据,而终端用户唯一能看到的数据库特性就是其性能,其中数据库查询操作的效率是影响一个应用系统响应时间的关键因素.本文通过对ORACLE的使用,从命中率提高、多表查询优化、大表查询优化和SQL优化等四个方面阐述了ORACLE数据库查询效率提高的经验和方法.
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