Oracle数据库查询优化分析与研究

Oracle Database Query Optimization Analysis and Research

Oracle数据库系统的优化对于整个系统的正常运行起着至关重要的作用，而数据库的查询操作是影响一个应用系统响应时间的关键因素。本文主要介绍Oracle数据库性能优化的目标、提高sQL语句查询优化的措施与方法研究这两方面的内容。

Oracle database system optimized for the normal operation of the system plays a vital role,and database query operations that affect the response time of an application system,a key factor.This paper describes the target Oracle database performance tuning,query optimization of SQL statements to improve measures and methods of these two aspects.