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Parameter Application Cases

In JReport, parameters can be used in many situations. The usage of parameters in JReport Designer can greatly facilitate your reporting work.

The following topics detail the use of parameters:

Referencing Parameters in a Formula

Dynamically Filtering Queries

Supplementing WHERE Portions

Binding a Parameter to a DBField

Referencing Parameters in a Join Condition

Applying RLS to a Parameter

Filtering a Parameter with Another Parameter (cascading parameters)

Dynamically Grouping/Sorting Report Data

Using Built-in Functions to Set Date and Time Parameter Values

Editing the Display Sequence of Parameters

Controlling Multiple Parameters

Importing Parameter Values

Applying All Values to a Parameter in SQL Statement

See also:

• Parameter Fields for how to work with parameters as component in a report.
• The report Parameter.cls in the SampleComponents catalog saved in <install_root>\Demo\Reports\SampleComponents which contains examples of how parameters could be used in a report.

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