:original_name: mrs_01_24061.html

.. _mrs_01_24061:

Managing an External Data Source
================================

Scenarios
---------

On the HetuEngine web UI, you can view, edit, and delete an added data source.

Prerequisites
-------------

You have created a HetuEngine administrator for accessing the HetuEngine web UI. For details, see :ref:`Creating a HetuEngine User <mrs_01_1714>`.

Viewing Data Source Information
-------------------------------

#. Log in to Manager as a HetuEngine administrator and choose **Cluster** > **Services** > **HetuEngine**. The HetuEngine service page is displayed.
#. In the **Basic Information** area on the **Dashboard** tab page, click the link next to **HSConsole WebUI**. The HSConsole page is displayed.
#. Click **Data Source**. In the data source list, view the data source name, description, type, and creation time.

Editing a Data Source
---------------------

#. Log in to Manager as a HetuEngine administrator and choose **Cluster** > **Services** > **HetuEngine**. The HetuEngine service page is displayed.
#. In the **Basic Information** area on the **Dashboard** tab page, click the link next to **HSConsole WebUI**. The HSConsole page is displayed.
#. Click **Data Source**, locate the row that contains the data source to be modified, click **Edit** in the **Operation** column, modify related information by referring to :ref:`Configuring Data Sources <mrs_01_2314>`, and click **OK**.

Deleting a Data Source
----------------------

#. Log in to Manager as a HetuEngine administrator and choose **Cluster** > **Services** > **HetuEngine**. The HetuEngine service page is displayed.
#. In the **Basic Information** area on the **Dashboard** tab page, click the link next to **HSConsole WebUI**. The HSConsole page is displayed.
#. Click **Data Source**, locate the row that contains the data source to be deleted, and click **Delete** in the **Operation** column. In the displayed dialog box, select **Deleted data sources cannot be restored. Exercise caution when performing this operation** and click **OK**.
