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Displaying and Changing Existing Queries in the Query Designer 
Prerequisites
You must have created at least one query.
Displaying Queries
You open the Query Designer from Start Programs Business Explorer Query Designer.
You can also call up the BEx Query Designer from the following components:
From the BEx Web Application Designer:
You can display them in the Query Designer:
From the BEx Analyzer:
Changing Queries

Using the function Display <-> Change
, you can toggle between the display and change modes.
See also:
Saving Queries Functions of the BEx Query Designer