Installing and configuring Talend Data Catalog using the embedded PostgreSQL database

Last updated: 6/22/2026

The following steps describe how to install and configure Talend Data Catalog application server by using the embedded PostgreSQL database.

Before you begin

You have received the email sent by Talend, including information for downloading Talend Data Catalog solution and requesting a license.
You have downloaded the TDC-x.y-YYYYMMDD.zip file on your machine.
You have installed the latest Visual C++ Redistributable for Visual Studio 2015, 2017 and 2019.

Unzip the TDC-x.y-YYYYMMDD.zip file where you want Talend Data Catalog to be installed.
You should avoid using the Program Files directories of Windows 7, 8.x and 10 as they are now controlled by Windows with special access rights.
Depending on your software installation directory, you may need Administrator privileges.
In the software home directory, right-click the Setup.bat file and click Run as administrator.
Alternatively, you can also run this setup utility with the Windows command line, by using the start or call commands.
Click Yes to allow the application to make changes to your device.
This setup utility allows you to setup the configuration parameters through the Metadata Management (MM) Setup dialog box, which displays on execution.

In the Database Server tab, set up the parameters as follows.

Field	Description
Enable Windows Service	Select the check box to create the Talend Data Catalog Database Server Windows Service, set it for automatic start, and start it.
Port Number	The default port is set to `5432`. You can change it to avoid conflicts, if necessary.

Click the Configure button to perform the changes.
The following message should be displayed in case of successful configuration.

In the Application Server tab, configure the fields as needed.

This tab defines the major Application Server configuration parameters.

Field	Description
Enable Windows Service	Select the check box to create the Talend Data Catalog Application Server Windows Service, set it for automatic start, and start it.
Metadata Harvesting Browse Path	Click Add and select which drives and network paths will be available in the UI. This controls the access to the file system for metadata harvesting.
Enable REST API Help	Select the check box to enable the access to Talend Data Catalog REST API documentation. You can also use the command line `Setup.bat -we mmdoc`.

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