---
title: Charmhub |  interface
description: Interfaces describe the relation between two charms. This interface shows
  opinionated, standardized interface specifications for charm relations.
url: https://charmhub.io/integrations/pgsql
---

#

## Other charms using this interface

### Providers

* [postgresql](https://charmhub.io/postgresql)
* [pgbouncer](https://charmhub.io/pgbouncer)
* [pgbouncer-k8s](https://charmhub.io/pgbouncer-k8s)
* [postgresql-k8s](https://charmhub.io/postgresql-k8s)

### Requirers

* [landscape-server](https://charmhub.io/landscape-server)
* [mattermost-k8s](https://charmhub.io/mattermost-k8s)
* [indico](https://charmhub.io/indico)
* [mailman3-web](https://charmhub.io/mailman3-web)
* [mailman3-core](https://charmhub.io/mailman3-core)
* [weebl](https://charmhub.io/weebl)
* [canonical-livepatch-server](https://charmhub.io/canonical-livepatch-server)
* [canonical-livepatch-server-k8s](https://charmhub.io/canonical-livepatch-server-k8s)