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URL: https://www.cdata.com/kb/tech/hackernews-tableau-desktop.rst

⇱ Visualize Live Hacker News Data in Tableau

Visualize Live Hacker News Data in Tableau

👁 Jerod Johnson
Jerod Johnson
Director, Technology Evangelism
Use CData Tableau Connectors and Tableau Desktop to visualize live Hacker News data.

Tableau is a visual analytics platform transforming the way businesses use data to solve problems. When paired with the CData API Driver for Tableau, you can easily get access to live Hacker News data within Tableau. This article shows how to connect to Hacker News in Tableau and build a simple chart.

The CData Tableau Connectors enable high-speed access to live Hacker News data in Tableau. Once you install the connector, you simply authenticate with Hacker News and you can immediately start building responsive, dynamic visualizations and dashboards. By surfacing Hacker News data using native Tableau data types and handling complex filters, aggregations, & other operations automatically, CData Tableau Connectors grant seamless access to Hacker News data.

NOTE: The CData Tableau Connectors require Tableau 2020.3 or higher. If you are using an older version of Tableau, you will need to use the CData JDBC Driver.

Connect to Hacker News in Tableau

Open Tableau and click More under Connect -> To a Server. Select "Hacker News by CData," then configure the connection and click "Sign In."

Connecting to HackerNews

The HackerNews API (powered by Firebase) is a public API that requires no authentication. You can connect and query data immediately without any credentials.

After setting the following connection properties, you are ready to connect:

  • AuthScheme: Set this to None.

Example connection string:

Profile=C:\profiles\HackerNews.apip;AuthScheme=None
👁 Configuring the Connector (Sage Intacct is shown)

Discover Schemas and Query Data

  1. Select CData from the Database pull-down menu.
  2. Select API from the Schema pull-down menu.
  3. Drag the tables and views you wish to visualize onto the join area. You can include multiple tables. 👁 Selecting table(s)
  4. Select Update Now or Automatically Update. Update Now lets you preview the first 10,000 rows of the data source (or enter the number of rows you want to see in the Rows text box). Automatically Update automatically reflects the changes in the preview area.
  5. Click the tab for your worksheet. Columns are listed as Dimensions and Measures, depending on the data type. The CData Tableau Connector discovers data types automatically, allowing you to leverage the powerful data processing and visualization features of Tableau.
  6. Drag a field from the Dimensions or Measures area to Rows or Columns. Tableau creates column or row headers.
  7. Select one of the chart types from the Show Me tab. Tableau displays the chart type that you selected.
    8. 👁 Visualizing live Hacker News data

Using the CData API Driver for Tableau with Tableau, you can easily create robust visualizations and reports on Hacker News data. Download a free, 30-day trial and get started today.