Submitting queries with Hue

You can write and edit queries for Hive or Impala Virtual Warehouses in the Cloudera Data Warehouse (CDW) service by using Hue.

Required role: DWUser

Hue uses your LDAP credentials that you have configured for the CDP Public Cloud cluster.

Log into the CDP web interface and navigate to the Data Warehouse service.
In the Data Warehouse service, navigate to the Overview page.

note
You can also launch Hue from the Virtual Warehouse page using the same steps.
To run Impala queries:
1. On the Overview page under Virtual Warehouses, click the options menu in the upper right corner of an Impala Virtual Warehouse tile, and select Open Hue.
  The query editor is displayed:
2. Click a database to view the tables it contains.
  When you click a database, it sets it as the target of your query in the main query editor panel.
3. Type a query in the editor panel and click the run icon to run the query.
  You can also run multiple queries by selecting them and clicking .
  
  note
  Use the Impala language reference to get information about syntax in addition to the SQL auto-complete feature that is built in. To view the language reference, click the book icon to the right of the query editor panel.
To run Hive queries:
1. On the Overview page under Virtual Warehouses, click the options menu in the upper right corner of a Hive Virtual Warehouse tile, and select Open Hue.
  The Hive query editor is displayed:
2. Click a database to view the tables it contains.
  When you click a database, it sets it as the target of your query in the main query editor panel.
3. Type a query in the editor panel and click the run icon to run the query.
  You can also run multiple queries by selecting them and clicking .
  
  note
  Use the Hive language reference to get information about syntax in addition to the SQL auto-complete feature that is built in. To view the language reference, click the book icon to the right of the query editor panel.