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BIRT: A Field Guide to Reporting by Nola Hague, Alethea Hannemann, Diana Peh

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Chapter 8. Binding Data

The data set or data sets you create return the data you want to use in a report. Before you can use or display data set data in a report, you must first create the necessary data bindings. As the first tutorial demonstrated, to display the data in a report, you simply drag data set fields from Data Explorer to a table in the layout editor.

You might also remember in that same tutorial that when you dragged a data set field to the layout editor, BIRT Report Designer first displayed a dialog called Select Data Binding. This dialog, shown in Figure 8-1, shows the data binding that BIRT Report Designer creates each time you insert a data set field. This data binding, called a column binding, defines an expression that specifies ...

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