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Workbook Loads Slowly After Upgrading an Extract to .hyper Format


Published: 14 Mar 2018
Last Modified Date: 12 Apr 2018

Issue

After upgrading extracts to .hyper, some workbooks would load slower due to calculated fields triggering extremely large CASE expressions.

Environment

  • Tableau Desktop 10.5.2 or earlier
  • Tableau Server 10.5.2 or earlier
  • Hyper Extracts

Cause

This behavior is related to a known issue (ID: 739827) which has been fixed in a recent release of Tableau Desktop. 
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