Quest SQL Optimizer for IBM® DB2® LUW maximizes 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 Search functions search through the current text pane to find the text search string. This applies to text pane that are editable with a white background (Windows default color) and the panes that are read only with a gray background (Windows default color).
These functions are available from the Search menu:
For windows that have multiple tabs in the text pane, use the Find option on the SQL menu to search though all the tabs for the text search string.
The Find search function brings up the Find Text window where you can select the search criteria.
To search for text the currently displayed SQL statement
Select Search | Find [Ctrl + F].
Enter the search string.
The search is refined in the Find Text window using the following settings:
|
Search Option |
Description |
|---|---|
|
Case sensitive |
Searches for the text in exact case that you enter it. |
|
Whole word only |
Searches for words only, or in other words, searches for a text string that is preceded and followed by a space or punctuation mark. |
|
Regular expression |
Specify whether to recognize regular expressions in the search string. |
|
Scope Options |
Description |
|---|---|
|
Global |
Searches the entire text pane. |
|
Selected text |
Searches only the highlighted text. |
|
Direction Options |
Description |
|---|---|
|
Forward |
Searches from the cursor to the end of the text pane. |
|
Backward |
Searches from the cursor to the top of the text pane. |
|
Origin Options |
Description |
|---|---|
|
From cursor |
Searches from the cursor either forward or backward depending on the Direction setting. |
|
Entire scope |
Searches the entire text pane. If the Direction setting is forward, it starts at the top of the pane. If the Direction setting is backward, it starts at the bottom of the pane. |
The Quick Find search function searches the currently displayed SQL statement for the next occurrence of the text that you have highlighted in the SQL statement. If it finds this text, it moves the line containing the search string to the top of the text pane.
To find the currently highlighted text
With text highlighted in the active window, select Search | Quick Find [CRTL + ALT + F].
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