The Analysis of Query Optimization Technique

CHEN Jianliang, MENG Xiaofeng. The Analysis of Query Optimization TechniqueJ. Journal of Computer Research and Development, 1991, 28(12): 50-58.

Citation:

CHEN Jianliang, MENG Xiaofeng. The Analysis of Query Optimization TechniqueJ. Journal of Computer Research and Development, 1991, 28(12): 50-58.

Citation:

CHEN Jianliang, MENG Xiaofeng. The Analysis of Query Optimization TechniqueJ. Journal of Computer Research and Development, 1991, 28(12): 50-58.

Abstract

This paper analyses the main features and characteristics of ORACLE optimization te- chnique in single table queries,multiple table queries and subqueries.It introduces suppressing me- thods of ORACLE optimization indexes and sort/merge routines.Finally,the evaluation of ORACLE query optimization technique is given.

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