# Generators

There are two locations from which to change the column generator settings:

1. From the **Main hub** tab.
2. On the **Table view** tab, click on data type icon above a column to open the column settings.

<figure><img src="https://content.gitbook.com/content/U61B9DqtWCNO3Z30vnjh/blobs/Jh0SLIXnrDYyf8ht2ODo/image.png" alt=""><figcaption><p>Data types and their respective icons</p></figcaption></figure>

Here are the articles in this section:

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th data-hidden></th><th data-hidden></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>AI synthesize</strong></td><td></td><td></td><td><a href="configure-column-settings/ai-powered-generation">ai-powered-generation</a></td></tr><tr><td><strong>Mockers</strong></td><td></td><td></td><td><a href="configure-column-settings/mockers">mockers</a></td></tr><tr><td><strong>Mask</strong></td><td></td><td></td><td></td></tr><tr><td><strong>Duplicate</strong></td><td></td><td></td><td><a href="configure-column-settings/duplicate">duplicate</a></td></tr><tr><td><strong>Exclude</strong></td><td></td><td></td><td><a href="configure-column-settings/exclude">exclude</a></td></tr><tr><td><strong>Hash</strong></td><td></td><td></td><td></td></tr><tr><td><strong>Calculated columns</strong></td><td></td><td></td><td><a href="configure-column-settings/calculated-columns">calculated-columns</a></td></tr><tr><td><strong>Key generators</strong></td><td></td><td></td><td></td></tr><tr><td><strong>JSON de-identification</strong></td><td></td><td></td><td></td></tr></tbody></table>

To obfuscate PII entities in columns containing free text information, refer to:

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th data-hidden></th><th data-hidden></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>Obfuscate PII in free text</strong></td><td></td><td></td><td><a href="configure-column-settings/duplicate/automatic-pii-discovery-and-de-identification-in-free-text-columns">automatic-pii-discovery-and-de-identification-in-free-text-columns</a></td></tr></tbody></table>