# Deployments

### Components

Qommentary has four main components:

* **Qommentary Extensions**\
  \&#xNAN;*The Qlik Sense extensions deployed using the QMC*<br>
* **Qommentary Manager**\
  \&#xNAN;*The main administration console which allows you to control the Qommentary environment*<br>
* **Qommentary Engine**\
  \&#xNAN;*The main API component responsible for managing commentary, security, workflows, etc.*<br>
* **Qommentary Database**\
  \&#xNAN;*The PostgreSQL database where Qommentary data is stored and retrieved.*

![Qlik Sense shared deployment](/files/-M5-OpN19dep1foIeyVY)

### Deployments

Qommentary offers multiple options when it comes to deploying across environments:

| Scenario          | Component                                                  | Deployment                                                                                |
| ----------------- | ---------------------------------------------------------- | ----------------------------------------------------------------------------------------- |
| Qlik Sense shared | <p>Qommentary Engine/Manager</p><p>Qommentary Database</p> | <p>Same environment as Qlik Sense</p><p>Connects to same instance as Qlik Sense</p>       |
| Qlik Sense shared | <p>Qommentary Engine/Manager</p><p>Qommentary Database</p> | <p>Same environment as Qlik Sense</p><p>Connects to new internal or external instance</p> |
| Dedicated         | <p>Qommentary Engine/Manager</p><p>Qommentary Database</p> | <p>Dedicated environment</p><p>Connects to same instance as Qlik Sense</p>                |
| Dedicated         | <p>Qommentary Engine/Manager</p><p>Qommentary Database</p> | <p>Dedicated environment</p><p>Connects to new internal or external instance </p>         |


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