Hi!
> Perhaps we would want something at database level different from GRANT
> CREATE ON DATABASE, but only for subscriptions?
How about 4 checks to create subscription for nonsuperuser?
1. Special role for create subscription
2. CREATE ON DATABASE privilege
3. INSERT, UPDATE, DELETE, TRUNCATE, REFERENCE privilege on target table
4. target table not in information_schema and pg_catalog
--------
Efimkin Evgeny