Accessing Talend Dictionary Service REST API documentation - 7.3

Talend Dictionary Service Administration Guide

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Data Quality and Preparation > Managing semantic types

REST API simplifies your interaction with the data stored on Talend Dictionary Service by using a number of methods or request types.

You can access all REST API documentation pages based on Swagger and run requests. You can also download a JSON file from any of the REST API documentation pages.

Before you begin

You must have installed and configured Talend Dictionary Service correctly while installing Talend Data Stewardship or Talend Data Preparation.

You have logged in to Talend Data Stewardship or Talend Data Preparation.


  1. Start all the modules in the Talend Data Stewardship or Talend Data Preparation installation folder depending on which application you want to access the documentation from.
    Note: To access Talend Dictionary Service REST API from Talend Data Preparation, you must first set the value of the service.documentation parameter to true in the <Installation_Path>/dataprep/config/ configuration file.
  2. Open a web browser and enter the following URL where <host> and <port> depend on your installation:
  3. Open a Web browser and enter the following URI: https://tds.{region}

    You'll find a list of the URLs to use for each data center in Talend Cloud regions and URLs.

  4. From the field on top of the page, select Semantic Service to open the Talend Dictionary Service documentation page where operations are classified into different categories.


  5. Click a category name to display the operation list under the category.
  6. Click user-controller > /user/login and use your credentials to log in.
    In the Response Headers area, you get a bearer authentication.
  7. Start testing the execution of different operations.

    To get results from the executed operations, use the Curl command from the response.

    Include the bearer token you got when you logged in as part of your authorization header.


    curl -X GET --header 'Authorization: Bearer <token>' --header 'Accept: application/json' 'http://<host>:<port>/categories?caseSensitive=false&isExact=false'