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# Test data

> Learn how to use Postman. Search the docs and support resources!

## Docs

- [Test data overview](https://learning.postman.com/latest-v-12/docs/tests-and-scripts/performance-testing/test-data/overview.md)
- [Use a data file to simulate virtual users](https://learning.postman.com/latest-v-12/docs/tests-and-scripts/performance-testing/test-data/performance-test-data-files.md)
- [Use a dataset to simulate virtual users](https://learning.postman.com/latest-v-12/docs/tests-and-scripts/performance-testing/test-data/performance-test-dataset.md)