Ability to apply the RLS clause in the dataset's inner query

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

RLS filter clauses are applied outside the virtual dataset's inner query, which impacts performance.

How are they solving it currently?

It's currently not possible to apply RLS filters on the dataset inner query.

What is the recommended solution by the Customer?

Provide the ability to apply RLS filters on the virtual dataset's inner query.