KNOWLEDGE BASE

Field Data Type Changes after Refreshing Extract of Published Data Source


Published: 14 Sep 2016
Last Modified Date: 25 Jul 2017

Issue

Metadata fields change after refreshing an extract. For example, a date field is changed to a string. 

Environment

Tableau Server 

Resolution

Verify that the data type has not changed in the data source. 
Ensure that the correct drivers for your data source are installed on the computer running Tableau Server. For more information, see Driver Download.

Cause

The source data's metadata is incorrect or the database drivers on Tableau Server are out of date and the metadata is being interpreted incorrectly.
 

Additional Information

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