SQL (at least the subset used for querying and modifying data) contains no physical knowledge either. In a SELECT-query a physical table and a logical view look

SQL (at least the subset used for querying and modifying data) contains no physical knowledge either. In a SELECT-query a physical table and a logical view look and behave the same. If you only give your users access to views instead of physical tables you get the same result as GraphQL, just with different syntax.