基于执行计划的Oracle SQL优化策略分析  

Oracle SQL Optimization Strategy Analysis Based on Execution Plan

作　　者：孟元 朱林超 郝井勋 钱立鹏 MENG Yuan;ZHU Linchao;HAO Jingxun;QIAN Lipeng(Anhui NARI ZENITH Electricity&Electronic Co.,Ltd.,Hefei 230011,China)

机构地区：[1]安徽南瑞中天电力电子有限公司,安徽合肥230011

出　　处：《电工技术》2024年第16期217-219,223,共4页Electric Engineering

摘　　要：探讨基于执行计划的Oracle SQL优化策略,通过对执行计划的详细分析,帮助DBA和开发人员了解如何通过选择适当的优化技术和策略来改善查询性能。介绍了从基本的索引设计到高级的优化器提示等优化策略的多个方面,有助于相关人员在实际应用中更好地理解和应用SQL查询优化的原则。This paper aims to explore Oracle SQL optimization strategies based on execution plans.Through detailed analysis of execution plans,it helps DBAs and developers understand how to improve query performance by selecting appropriate optimization techniques and strategies.From basic index design to advanced optimizer hints,this paper covers multiple aspects to help readers better understand and apply the principles of SQL query optimization in practical applications.

关 键 词：数据库管理 优化策略 执行效率 

分 类 号：TN919.5[电子电信—通信与信息系统]