Performance Issues with Tableau Desktop When a Workbook Contains a Large Number of CASE Expressions
Published: 18 May 2018
Last Modified Date: 18 May 2018
IssueIf a workbook is using a large number of CASE expressions when using a Hyper extract, poor performances may be experienced.
In comparison, when opening the same workbook, you could notice that Tableau Desktop 10.4 could be up to 5 times faster than Tableau Desktop 10.5.
EnvironmentTableau Desktop 10.5.0, 10.5.1, 10.5.2, 10.5.3
CauseThis behavior is related to a known issue (ID: 754121) which has been fixed in a recent release of Tableau Desktop.