[SQL Lab] Inform user that closing the tab will make them unable to delete the query history

What is the problem or goal the end user is trying to solve or accomplish?

User is trying to delete the query history but unable to do so because they have close the SQL Lab tab

How are they solving it currently?

Not possible

What is the recommended solution by the Customer?

Inform user about closing SQL Lab tab will have the implication of not able to delete query history