An alternative - again, if supported - would be to create a view that works the same as the derived table, and use this in your query instead.

For instance, existing text-to-SQL methods — that convert a text prompt into a SQL query that could be executed by databases — focus only on natural language questions that can be expressed in ...

SWObjects can also rewrite SPARQL queries in SQL, effectively including relational databases alongside SPARQL endpoints in a linked data federation.