# Managing semantic types

### In this section

* [Enriching the semantic types libraries](https://help.qlik.com/talend/en-US/data-preparation-user-guide/8.0/enriching-semantic-types-libraries)
* [Promoting semantic types across environments](https://help.qlik.com/talend/en-US/data-preparation-user-guide/8.0/promoting-semantic-types-across-environments)
* [Predefined Semantic Types](https://help.qlik.com/talend/en-US/data-preparation-user-guide/8.0/predefined-semantic-types)
* [Discovering semantic types](https://help.qlik.com/talend/en-US/data-preparation-user-guide/8.0/discovering-semantic-types)