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SQL Optimizer for DB2 LUW 4.3.1 - User Guide

SQL Optimizer for IBM® DB2® LUW
About SQL Optimizer for IBM DB2 LUW Getting Started Options SQL Scanner SQL Optimizer SQL Formatter SQL Inspector Database Explorer SQL Repository Index Impact Analyzer Index Usage Analyzer User-Defined Temp Table Editor Functions SQL Functions SQL Information and Functions Activity Log
Tutorials About us Copyright

Delete an Index Unused Analysis

To delete an analysis

  1. In the Index Usage Analyzer window, select the analysis you want to delete in the left pane.

  2. Right-click and select Delete.


Index Usage Analyzer Functions

Below is a list of available functions within the Index Usage Analyzer window.

Button or Menu


Analysis & Right-click Menu


New Analysis/Abort Analysis

Right-click Menu

Update Analysis

Right-click Menu

Add Folder

Right-click Menu


Right-click Menu


Right-click Menu


View Menu

Last Index Usage Analysis Details

Right-click Menu

Drop Index

Right-click Menu



User-Defined Temp Table

Quest SQL Optimizer for IBM® DB2® LUWmaximizes SQL performance by automating the manual, time-intensive and uncertain process of ensuring that SQL statements are performing as fast as possible. SQL Optimizer analyzes, rewrites, and evaluates SQL statements within multiple database objects, files, or SQL statements captured by the DB2 Event Monitor. With SQL Optimizer, you can analyze and optimize all your problem SQL from multiple sources. SQL Optimizer also provides you a complete index optimization and plan change analysis solution, from index recommendations to simulated index impact analysis, through comparison of multiple SQL access plans.

SQL Optimizer provides you with the following main modules.

SQL Optimizer (including SQL Rewrite and Generate Indexes functions)

SQL Formatter

Database Explorer

SQL Scanner

SQL Inspector

SQL Repository

Index Impact Analyzer

Index Usage Analyzer


About User-Defined Temp Table

The technique of creating temp tables to extract data from permanent tables is often used, because the existence of the temp table is session related and you will need to create them within SQL Optimizer. The User-Defined Temp Table window allows you to create temp tables to be use throughout SQL Optimizer.


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