# Working with data models

A data model is a set of attributes determining the data structure to be managed in a campaign. One attribute defines one column of the dataset.

### In this section

* [Promoting data models across environments](https://help.qlik.com/talend/en-US/data-stewardship-user-guide/7.3/promoting-data-models-across-environments)
* [Managing data models](https://help.qlik.com/talend/en-US/data-stewardship-user-guide/7.3/managing-data-models)