Visualize Live Oracle Data in Tableau

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

The CData Tableau Connectors enable high-speed access to live Oracle data in Tableau. Once you install the connector, you simply authenticate with Oracle and you can immediately start building responsive, dynamic visualizations and dashboards. By surfacing Oracle data using native Tableau data types and handling complex filters, aggregations, & other operations automatically, CData Tableau Connectors grant seamless access to Oracle 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. If you wish to connect to Oracle data in Tableau Cloud, you will need to use CData Connect AI.

Connect to Oracle in Tableau

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

To connect to Oracle, you'll first need to update your PATH variable and ensure it contains a folder location that includes the native DLLs. The native DLLs can be found in the lib folder inside the installation directory. Once you've done this, set the following to connect:

• Port: The port used to connect to the server hosting the Oracle database.
• User: The user Id provided for authentication with the Oracle database.
• Password: The password provided for authentication with the Oracle database.
• Service Name: The service name of the Oracle database.

Discover Schemas and Query Data

1. Select CData from the Database pull-down menu.
2. Select OracleOCI 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.
👁 Visualizing live Oracle data

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