Configuring a Sample Hive Job in Talend StudioΒΆ

This configuration enables a Talend connection with QDS Hive in order to show tables under the default database. Follow the instructions below to configure a sample Hive job.

  1. Open the Talend application.

  2. Navigate to Repository > Job Designs at the left pane of the Talend window and create a Standard Job.

    ../../../../_images/talend1.png

  3. Name the job and click Finish. A standard job is created and opens up on the Designer window. It helps you to place components for creating a job.

  4. Import tHiveConnection component from the Palette into the Designer window and click the component to setup a connection under the Component ribbon.

  5. Select Qubole from the Distribution drop-down list and enter the supported version in the Version field.

    Note

    This version (Hive 2.1.1) is configured under section Configuring Qubole to Interact with Talend 7.1.

    ../../../../_images/thiveconnection1.png

  6. Under the Connection section, enter the API token. If you want the execution on a configured cluster, enter the label name of the cluster in Cluster label field. API endpoint is https://api.qubole.com by default, however, you can specify the API endpoint based on your location by checking Change API endpoint and selecting the right endpoint.

    ../../../../_images/api_token.png

    Note

    API-TOKEN is the API token of your QDS account. To find it, go to Control Panel > My Accounts and click Show under the API Token column.

  7. Import tHiveRow component from the Palette into the Designer window. It executes the HiveQL query stated in the specified database.

  8. Select the component from the Component List drop-down list to setup a connection and click Use an existing connection. Select tHiveConnection from the Component List. Mention the query to be processed. In this example, the tables are listed under the default database.

    ../../../../_images/thiverow1.png

    The Hive job is now displayed as shown below.

    ../../../../_images/hive_job.png

  9. Navigate to Run(Job_hive_sample_job) > Basic Run and click Run. It helps the job to trigger the query mentioned in tHiveRow on the QDS endpoint.

You have successfully configured and executed the sample Hive job.