Integrate Teradata Vantage with KNIME Analytics Platform

Overview

This how-to describes how to connect to Terdata Vantage from KNIME Analytics Platform.

About KNIME Analytics Platform

KNIME Analytics Platform is a data science workbench. It supports analytics on various data sources, including Teradata Vantage.

Prerequisites

• Access to a Teradata Vantage instance, version 17.10 or higher.
  Remarque

  If you need a test instance of Vantage, you can provision one for free at https://clearscape.teradata.com

• KNIME installed locally. See KNIME installation instructions for details.

Integration Procedure

1. Go to https://downloads.teradata.com/download/connectivity/jdbc-driver (first time users will need to register) and download the latest version of the JDBC driver.
2. Unzip the downloaded file. You will find terajdbc4.jar file.
3. In KNIME, click on File → Preference. Under Databases, click Add:
4. Register a new database driver. Provide values for ID, Name and Description like below. Click on Add file and point to the .jar file you downloaded earlier. Click on the Find driver classes and the Driver class: should populate with the jdbc.TeraDriver:
5. Click Apply and Close:
6. To test the connection, create a new KNIME workflow and add a Database Reader (legacy) node by dragging it to the workspace to the right:
7. Right-click on the Database Reader (legacy) to configure settings. Select com.teradata.jdbc.Teradriver from the drop-down:
8. Enter the name of the Vantage server and login mechanism, e.g.:
9. To test connection, enter SQL statement in box in lower right. For example, enter SELECT * FROM DBC.DBCInfoV and click Apply to close the dialog:
10. Execute the node to test the connection:
11. The node will show a green light when run successfully. Right-click and select Data from Database to view the results:

Summary

This how-to demonstrats how to connect from KNIME Analytics Platform to Teradata Vantage.

Further reading

• Train ML models in Vantage using only SQL

Remarque

If you have any questions or need further assistance, please visit our community forum where you can get support and interact with other community members.