# Defining Input MDM schema

Available in...

* Big Data
* Big Data Platform
* Data Fabric
* Data Integration
* Data Management Platform
* Data Services Platform
* ESB
* MDM Platform
* Real-Time Big Data Platform

This section describes how to define and download an input MDM XML schema. To define and download an output MDM XML schema, see [Defining output MDM schema](https://help.qlik.com/talend/en-US/studio-user-guide/8.0/defining-output-mdm-schema).

### In this section

* [Retrieve entity values for an MDM connection](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-06/retrieve-entity-values-for-mdm-connection)
* [Modifying the created schema](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2024-06/modifying-created-schema)