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A user with the permission to schedule an extract refresh can change the type of the refresh from incremental to full.

Extracts based on those data sources would match their respective case sensitivity for the purpose of making string comparisons. For instance, string comparisons are by default case insensitive in SQL Server but case sensitive in Oracle.

Tableau data extracts attempt to retain the case sensitivity of the source data.

Tableau Server uses the folder :\ProgramData\Tableau\Tableau Server\data\tabsvc\temp.

Tableau Desktop uses the location pointed to by the system’s %TEMP% environment variable for all temporary files used in the process of creating extracts.

The hidden fields can be unhidden at any time.

If you hide fields in Tableau after creating an extract and before creating an incremental or full refresh, the fields will continue to be hidden but are not physically removed from the extract.

In this last post, we will look at tips, techniques and best practices. In the second, we looked at why you would want to use TDEs and some sample use cases. In the first post, we looked at how Tableau data extracts are built and used by Tableau.

View the first and second installment to learn more about Tableau data extracts.

Note: This is the third installment in our series. Reference Materials Toggle sub-navigation.Teams and Organizations Toggle sub-navigation.