Display data fetched from several rows on crystal report

how can I display data fetched from several rows on a crystal report. Im using vb.net. So far i can just display data fetched from only one row开发者_开发问答. Thanks for answering

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The principle of Reporting is to pass some datasource to your report, and on the design, link field with those datasource. I don't use Crystal Report but the Report viewer from microsoft. If you want i could explain the bases to you.

Julien