# 3. Environments and resources We can create an environment for resources. Each environment holds a set of configs for resources. ## 1. Create and manage resources Database resource is a connection to databases. DataFlow supports various database drivers, such as PostgreSQL, MySQL...\ \ Click the Environment dropdown on the header bar to create and manage resources.

{% hint style="success" %} How to use resources? You can create an SQL Runner adapter and choose the resource in the tab inspector. {% endhint %}