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Slow Performance with Teradata Using Level of Detail Calculation


Published: 13 Nov 2017
Last Modified Date: 13 Nov 2017

Issue

After adding a LOD (Level of detail) calculation, you experience slow performance. 

If you run a performance recording, you might notice iterative inner joins rather than a subquery. 

Environment

  • Tableau Desktop 10.3.0 - 10.3.4
  • Teradata

Cause

This behavior is related to a known issue with ID 647192 which has been corrected in more recent versions.
 
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