The short version Your Postgres schema is perfectly readable to the database and almost unreadable to a human. The tables, columns, and foreign keys you need are spread across pg_catalog , information_schema , and a few hundred lines of migration SQL. Visualization means collapsing all of that ...
Source: [Dev.to](https://dev.to/not_varunkv/how-to-visualize-a-postgre-schema-5-ways-compared-35od)