The SQL statements in the DDL for a database object can be scanned in the SQL Scanner to classify the SQL statements to help identify which SQL statements are likely to be causing performance problems.
To scan the DDL for a database object from the Database Explorer window
Below is a list of available functions within the Database Explorer window.
Button or Menu |
Function |
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Edit Menu
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Edit Menu
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Right-click Menu |
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Right-click Menu |
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Right-click Menu |
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Data Tab |
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)
The SQL Repository stores the SQL statements that are used in the analysis of database performance. These may be SQL statements that you have identified as critical to the performance of your database application.
The SQL Repository is stored in a file directory that can be accessed by your computer, either a directory on your local computer or a network drive. This directory is specified in the Options settings.
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