# Selecting the schema to validate

Available in...

* Big Data
* Big Data Platform
* Cloud API Services Platform
* Cloud Big Data
* Cloud Big Data Platform
* Cloud Data Fabric
* Cloud Data Integration
* Cloud Data Management Platform
* Data Fabric
* Data Integration
* Data Management Platform
* Data Services Platform
* Qlik Talend Cloud Enterprise Edition
* Qlik Talend Cloud Premium Edition
* Real-Time Big Data Platform

## About this task

In this step, select the schema or the column(s) you want to check.

## Procedure

1. In the tree view on the left of the window, select the metadata item you want to check.
2. In the panel on the right, select the column(s) on which you want to perform the validity check.

   Information noteNote:

   At least one column must be selected.
3. Click Next to proceed to the next step.