I recently answered this question how-to-call-user-defined-function-in-order-to-use-with-select-group-by-order-by
My answer was to use an inline view to perform the
IMHO, an "inline view" is just another expression for a row-returning sub-query.
In other words — an SQL expression that could be replaced entirely by the name of a view (therefore, a correlated sub-query does not qualify as an inline view).