KNOWLEDGE BASE

Unable to Connect to Snowflake Elastic Data Warehouse


Published: 10 Dec 2015
Last Modified Date: 07 Sep 2016

Issue

When trying to connect to Snowflake Elastic Data Warehouse data source, the following errors might occur: 

An error occurred while communicating with the data source. Unable to connect to the server. Check that the server is running and that you have access privileges to the requested database.
 
Or:

An error occurred while communicating with data source... Invalid character value for cast specification

Environment

  • Tableau Desktop
  • Snowflake Elastic Data Warehouse

Cause

The ability to connect to Snowflake Elastic Data Warehouse was added in Tableau Desktop 9.3. 
 
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