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## 5.2.6 Previewing Blueprints

Preview data for the tables and columns.

Previewing enables you to quickly review a few rows of data rather than generating a full JSON, CSV, or SQL script file to learn what adjustments you must make to the configuration.

1. On the Data Generator home page, click the name of the blueprint you want to preview.
   The blueprint opens in Blueprint Designer.
2. Click the Preview Data button.
   The Preview Blueprint Data dialog displays.

   Note:

   The preview data may take several seconds to populate.
3. Use the Table List and Preview Size menus to expand what you want to preview.
4. Do one of the following:
   - To proceed to the Generate Blueprint Data wizard, click the Generate Data button.
   - To cancel, press `Esc` or click the Cancel button.

Parent topic: Using Data Generator