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  1. You create rules inside the Transformer page. In the toolbar at the top of the screen, click the Data Quality Rules icon on the right side of the toolbar. 
  2. The Data Quality rules panel opens in the context panel. For more information, see Data Quality Rules Panel.
  3. If you have not created any rules, the panel is empty. To create a new rule, click Add Rule.

    Tip

    Tip: You can review a set of suggested data quality rules that are based on your dataset and add them as needed. Click View suggestions. For more information, see Data Quality Rules Panel.

  4. The available types of data quality rules are displayed. Select your rule type. 
    1. A simple one is Not Null. See Examples below.
    2. You can also add custom rules based on formulas that you specify. See "Add Custom Rule" below.
  5. Select the column or columns to which the rule applies. 

    Tip

    Tip: Some rules can be applied to multiple columns.

  6. Specify the other parameters as needed.
  7. Review the previewed results.

    Tip

    Tip: To simplify the preview, click the Show Only Affected Columns checkbox in the status bar.

  8. When finished, click Add to add the rule.

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