Crystal Reports for Rational Application Developer Designer Guide
Suppressing Cross-Tab data
This section provides you with the steps required to suppress data in your report. You can suppress:
Empty rows and columns.
Row and column grand totals.
Subtotals and their labels.
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http://www.businessobjects.com/
Support services
http://www.businessobjects.com/services/support/
Product Documentation on the Web
http://support.businessobjects.com/documentation/