---
title: Charmhub | Deploy PostgreSQL Test App using Charmhub - The Open Operator Collection
description: Deploy the latest version of PostgreSQL Test App on any cloud.
url: https://charmhub.io/postgresql-test-app/configurations
---

# PostgreSQL Test App

[Canonical](https://charmhub.io/publisher/data-platform "View all packages from Canonical")

* [Canonical](https://charmhub.io/publisher/data-platform "View all packages from Canonical")

Platform:

24.04

22.04

stable 591

```
juju deploy postgresql-test-app
```

[Learn to deploy on juju >](https://juju.is/docs/juju/manage-applications)

* [extra\_user\_roles](https://charmhub.io/postgresql-test-app/configurations#extra_user_roles)
* [legacy\_roles](https://charmhub.io/postgresql-test-app/configurations#legacy_roles)
* [sleep\_interval](https://charmhub.io/postgresql-test-app/configurations#sleep_interval)

[Learn about configurations >](https://juju.is/docs/juju/configuration#heading--application-configuration)

* extra\_user\_roles | string

  Extra user roles to be requested from the database.
* legacy\_roles | boolean

  Request roles instead of extensions
* sleep\_interval | int

  Default: 500

  How many milliseconds to sleep between writes
  (app will try to write twice per second by default).