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Extract Refresh Fails With "Oracle database error 1406: ORA-01406: fetched column value was truncated"


Published: 18 Jun 2015
Last Modified Date: 04 Nov 2016

Issue

When you try to refresh an Oracle extract, the following error occurs:
Oracle database error 1406: ORA-01406: fetched column value was truncated

 

Environment

  • Tableau Desktop 9.0.1 - 9.0.6
  • Oracle

Cause

This behavior is a known issue which has been corrected in more recent versions.
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