Zoomdata Version

Connecting to Hive on Tez

To configure the connector, perform the following steps:

  1. Log into Zoomdata.
  2. Click the Sources menu item.

Figure 1

  1. Click the Hive on Tez connector icon.
  2. Specify the name of your source and add a description (if desired).

Figure 2

  1. Click Next .
  2. On the Connection page, specify the connection name and JDBC URL. You can also specify the user name and password. Click Validate . When the credentials have been validated and saved, click Next . To use the existing connection, select the Use validated credentials option button and select the connection from the list.

Figure 3

  1. On the Tables page:
    • select your database schema if needed. Use the search bar to find your database.
    • select the data collection that will be used for charts.
    • add SQL query if needed. Click Custom SQL and add your query in the Custom SQL section.
Zoomdata wraps your SQL query into a SELECT statement. If specific statements inside the wrapped query are not supported by your data source, the query will not be executed.

Figure 4

  1. Toggle the caching options (SparkIt and Caching) as needed (by default, SparkIt is disabled; access the article How Zoomdata Caches the Data for more information). Click Next to continue.
  2. On the Fields page,  you can create unique label names for the available fields in your data source. These labels will be displayed in the charts. Create unique label names, as needed, for each Label field.

Figure 5

  1. If necessary, change the Type and Default options, select the checkboxes in the Distinct Count column. Configure Filter Display settings for the required fields. Click Next .
  2. On the Refresh page, you can schedule asynchronous jobs to refresh fields in your data source. Refer to Using the Zoomdata Scheduler article for more information.
  3. On the Charts page, you can:
    • Edit Global Default Settings
    • Select the Standard and, if available, Custom chart styles to be used with the data source
    • Set default parameters  (group-bys, colors, sorting, etc.) for each chart style
    Learn more about how to customize a chart .


Figure 6

  1. Click Finish to save your changes.

TROUBLESHOOTING

Issue: If you run into a warning message that is displayed when you try to open a dashboard based on a Hive on Tez data source, access this troubleshooting article to resolve.