# Enriching data

### In this section

* [Previewing the effects of a function](https://help.qlik.com/talend/en-US/data-preparation-user-guide/Cloud/previewing-the-effects-of-a-function)
* [Applying functions on multiple columns](https://help.qlik.com/talend/en-US/data-preparation-user-guide/Cloud/applying-functions-on-multiple-columns)
* [Reordering preparation steps](https://help.qlik.com/talend/en-US/data-preparation-user-guide/Cloud/reordering-preparation-steps)
* [Dynamically using the data from another dataset](https://help.qlik.com/talend/en-US/data-preparation-user-guide/Cloud/use-lookup)
* [Swapping column content](https://help.qlik.com/talend/en-US/data-preparation-user-guide/Cloud/swapping-column-content)