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SQL Tuning Overview

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Kai Liu
Kai Liu

The document discusses various tools that developers can use to tune SQL statements, including Autotrace, SQL Trace, and Explain Plan. It provides details on how each tool works and how to use and interpret the output. The document also discusses rule-based optimization and common approaches to tuning a SQL statement, such as analyzing the statement, comparing execution plans, testing performance, and using hints.

Tecnologia
1 de 10
By Kai Liu McDOUG 7/15/2009
Main tools for Developers ,[object Object],[object Object],[object Object],[object Object],[object Object]
Autotrace ,[object Object],[object Object],[object Object],[object Object]
Autotrace Continue ,[object Object],[object Object],[object Object],[object Object],[object Object]
SQL Trace ,[object Object],[object Object],[object Object],[object Object],[object Object]
Explain Plan ,[object Object],[object Object]
Explain Plan Continue ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Explain Plan Continue ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Rule-based Optimization(RBO) Access Path ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
How I Approach Tuning a SQL Statement ,[object Object],[object Object],[object Object],[object Object]

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SQL Tuning Overview

  • 1. By Kai Liu McDOUG 7/15/2009
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