# Using the output stream feature

The following use case aims to show how to use the output stream feature in a number of components in order to greatly improve the output performance.

In this scenario, a pre-defined csv file containing customer information is loaded in a database table. Then the loaded data is selected using a tMap, and output to a local file and to the console using the output stream feature.

For the principle of the Use Output Stream feature, see [Using the Use Output Stream feature](https://help.qlik.com/talend/r/en-US/8.0/studio-user-guide/using-use-output-stream-feature).

### In this section

* [Input and output data](https://help.qlik.com/talend/en-US/data-integration-job-examples/8.0/data)
* [Translating the scenario into a Job](https://help.qlik.com/talend/en-US/data-integration-job-examples/8.0/translating-scenario-into-job)