We accomplish similar with SchemafreeSQL. Currently MySQL 8 back-end but working on other SQL back-ends. This demo uses PlanetScale as the DB back-end, Fly.io handles the SFSQL endpoint, Netlify function handles the query, and cytoscape.js graph network library for the UI
https://harmonious-mermaid-c4d794.netlify.app/got (sorry not mobile friendly but functional)