The ISMEMBEROF() function does not use Query Cache and may impact performance
Published: 07 Jan 2023 Last Modified Date: 12 Jan 2023
Question
Does ISMEMBEROF() function ignore query cache which can impact performance?
Environment
Tableau Server
Answer
Using the ISMEMBEROF() will not use query cache and can impact performance for this row level security function even when not using the ":refresh=y" parameter in the view link. This is expected behavior important for row-level security validation.
Thank you for providing your feedback on the effectiveness of the article.