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You are viewing documentation for Immuta version 2023.4.

For the latest version, view our documentation for Immuta SaaS or the latest self-hosted version.

Write a Minimization Policy

  1. Determine your policy scope:

    • Global policy: Click the Policies page icon in the left sidebar and select the Data Policies tab. Click Add Policy and enter a name for your policy.
    • Local policy: Navigate to a specific data source and click the Policies tab. Scroll to the Data Policies section and click Add Policy.
  2. Select Minimize data source from the first dropdown.

  3. Complete the enter percentage field to limit the amount of data returned at query-time.

  4. Select for everyone except from the next dropdown menu to continue the condition. Additional options include for everyone and for everyone who.

  5. Use the next field to choose the attribute, group, or purpose that you will match values against.


    • If you choose for everyone who as a condition, complete the Otherwise clause before continuing to the next step.

    • You can add more than one condition by selecting + ADD. The dropdown menu in the far right of the Policy Builder contains conjunctions for your policy. If you select or, only one of your conditions must apply to a user for them to see the data. If you select and, all of the conditions must apply.

  6. Opt to complete the Enter Rationale for Policy (Optional), and then click Add.

  7. For global policies: Click the dropdown menu beneath Where should this policy be applied, and select On all data sources, On data sources, or When selected by data owners. If you select On data sources, finish the condition in one of the following ways:

    • tagged: Select this option and then search for tags in the subsequent dropdown menu.

    • with columns tagged: Select this option and then search for tags in the subsequent dropdown menu.

    • with column names spelled like: Select this option, and then enter a regex and choose a modifier in the subsequent fields.

    • in server: Select this option and then choose a server from the subsequent dropdown menu to apply the policy to data sources that share this connection string.

    • created between: Select this option and then choose a start date and an end date in the subsequent dropdown menus.

  8. Click Create Policy. If creating a global policy, you then need to click Activate Policy or Stage Policy.